ABM Reagents

<h2 data-section-id="185nm5c" data-start="0" data-end="38">What is classic cell culture media?</h2>
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Classic cell culture media refers to the foundational basal medium formulations that have underpinned mammalian cell culture for decades, including DMEM (Dulbecco's Modified Eagle Medium), MEM (Minimum Essential Medium), RPMI 1640, Ham's F-10, Ham's F-12, IMDM (Iscove's Modified Dulbecco's Medium), and DMEM/F-12. These media provide the amino acids, vitamins, glucose, salts, buffering agents, and other nutrients required to support cell survival and growth in vitro. They form the basis of many modern specialized, serum-free, and advanced media formulations used in academic research, biotechnology, pharmaceutical development, and biomanufacturing.
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<h2 dir="ltr">What you will find:</h2>
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&nbsp;Availability of both low and high carbohydrate levels of balanced basal formulations for the distinct metabolic requirements of diverse mammalian cell lines.
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Maintenance of precise physiological pH during long-term incubation cycles using optimized buffering configurations with integrated chemical stabilizers&nbsp;
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Nutrient-dense cell media supplemented with vitamins and essential amino acids to support&nbsp; hybridomas and rapidly proliferating continuous cultures
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Optimized serum reduction along with enhanced cell attachment using&nbsp;Multi-purpose 1:1 formulation hybrids&nbsp;
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Salt solutions supplemented with essential minerals to facilitate enzyme preparation, cell washing, and reliable short-term osmotic maintenance.
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<h2 data-section-id="1blio5n" data-start="931" data-end="964">How to choose a classic medium</h2>
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DMEM vs MEM
DMEM contains up to four times the amino acids and vitamins found in MEM, along with higher glucose concentrations, making it suitable for cell types with elevated nutrient demands. It is widely used for primary cells, stem cells, and many transformed mammalian cell lines. MEM, based on the original Eagle's formulation, remains a common choice for standard monolayer culture and is available with different salt formulations to support various applications.
RPMI 1640 for suspension and hematopoietic culture
RPMI 1640 was originally developed for culturing human leukemic cells and remains the preferred medium for lymphocytes, hybridomas, and other hematopoietic cell types. Its formulation includes glutathione and elevated levels of biotin, vitamin B12, and PABA. Although designed for suspension cultures, RPMI 1640 also supports a wide range of adherent cell lines when appropriately supplemented.
Ham's F-10/F-12 for CHO and specialized applications
Ham's nutrient mixtures were developed for CHO cells and other specialized cell types. Their formulations include additional nutrients such as zinc, putrescine, hypoxanthine, and thymidine, making them useful for hepatocyte culture, toxicity testing, viral fusion studies, and other specialized applications. These media can be used with or without serum depending on the experimental requirements.
DMEM/F-12 for complex, rich-medium applications
DMEM/F-12 combines the nutrient-rich composition of DMEM with the specialized components found in Ham's F-12. The resulting formulation supports demanding cell types including MDCK cells, glial cells, fibroblasts, and endothelial cells. It is also widely used as the foundation for many serum-free and advanced culture systems.
IMDM for high-density rapid proliferation
IMDM is an enriched derivative of DMEM that contains additional amino acids, vitamins, HEPES buffer, sodium pyruvate, and potassium nitrate. Its enhanced nutrient profile makes it particularly suitable for rapidly proliferating and high-density cultures such as Jurkat cells, COS-7 cells, and macrophages.
Liquid vs powder format
Liquid classic media are supplied ready for use after the addition of serum and required supplements. Powdered media offer lower shipping costs and greater flexibility for high-volume laboratories but require reconstitution, sodium bicarbonate addition, and sterile filtration before use.
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<h2 data-section-id="1fljvas" data-start="4382" data-end="4407">Specifications context</h2>
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Classic media are manufactured according to their original published formulations, with only stability-related modifications where necessary. Most liquid formulations contain sodium bicarbonate as the primary buffering system and require incubation in a 5&ndash;10% CO₂ atmosphere to maintain physiological pH. Powdered formulations require reconstitution, sodium bicarbonate supplementation, and sterile filtration before use.
As of 2026, DMEM, DMEM/F-12, and RPMI 1640 remain the most widely used classic cell culture media across academic, biotechnology, pharmaceutical, and biomanufacturing laboratories. IMDM continues to gain popularity for high-density culture and bioprocessing applications.
For recombinant growth factors and cytokines used alongside classic media, see Recombinant Proteins. For supplementation reagents such as GlutaMAX, NEAA, sodium pyruvate, and HEPES, see Cell Culture Supplements &amp; Additives. Browse Mammalian Cell Culture for the broader category.
<a href="https://mbpinc.net/contact-us">Contact the expert team</a> at MBP today and get optimized classic media for your lab.

Classic Media

Dulbecco's Modified Eagle Medium (DMEM), Low Glucose

DMEM Low Glucose (TM501) by Applied Biological Materials is a 500 ml sterile basal medium containing low glucose (1.0 g/L), L-glutamine, sodium pyruvate, sodium bicarbonate (3.7 g/L), and phenol red (no HEPES) for metabolic studies, glucose-sensitive cell types, and differentiation protocols. Supplement with 10% FBS; requires 5–10% CO₂. Store at 2–8°C, protected from light.

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Shipping Condition

<h2 data-section-id="xs82dy" data-start="121" data-end="167">What are additional immortalization agents?</h2>
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Additional immortalization agents cover recombinant lentiviral constructs delivering genes other than TERT or SV40 large T antigen used to bypass replicative senescence in primary cells, most notably HPV-16 E6/E7 (which inactivate p53 and Rb similarly to SV40T but are derived from human papillomavirus), Bmi1 (a polycomb group protein that represses the p16/CDKN2A senescence pathway), cMyc, CDK4, and HOXA/HOXB family genes. Related entities include p16/CDKN2A pathway repression (Bmi1), keratinocyte and epithelial cell immortalization (HPV E6/E7), polycomb group signaling, and combination immortalization strategies.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
<li dir="ltr" role="presentation">Lenti-HPV-16 E6/E7 degrades Rb and p53 for enhanced cell immortalization.</li>
<li dir="ltr" role="presentation">Lenti-Myc T58A &amp; Ras V12 enhance transformation and proliferation assays with high-titer mutant oncogenes&nbsp;</li>
<li dir="ltr" role="presentation">Lenti-p53 &amp; Rb siRNA Virus extends cellular longevity and targets the knockdown of tumor suppressors</li>
<li dir="ltr" role="presentation">Lenti-HOX Series (RFP Tagged) for lineage-specific expansion and includes high-titer vectors like HOXB8, HOXA9, and HOXA10 vectors.</li>
<li dir="ltr" role="presentation">EBV Virus (Wild-Type) for immortalization workflows of B-lymphocytes&nbsp;</li>
<li dir="ltr" role="presentation">Lenti-CDK4 &amp; Bmi1 Virus helps maintain proliferative capacity using cell mediators</li>
</ul>
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<h2 data-section-id="1acs4rs" data-start="1029" data-end="1087">How to choose additional immortalization agent products</h2>
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HPV E6/E7 for epithelial and keratinocyte immortalization
HPV-16 E6 and E7 proteins inactivate p53 and Rb respectively, similar in net effect to SV40 large T antigen but derived from a different viral source; E6/E7-based immortalization is particularly well-documented for keratinocytes and other epithelial cell types, and is sometimes preferred over SV40T for these lineages based on published precedent.
Bmi1 for stem and progenitor cell types
Bmi1 represses the p16/CDKN2A senescence pathway through its role in the polycomb repressive complex, and has been used to extend the proliferative capacity of hematopoietic and neural stem/progenitor cells in research settings; confirm the specific cell type has documented precedent for Bmi1-based extension before relying on it as a primary immortalization strategy.
cMyc and CDK4 as proliferation-driving factors
cMyc and CDK4 overexpression can drive proliferation and contribute to immortalization, often used in combination rather than as standalone immortalization agents; review the specific combination strategy in the source literature before ordering individual components.
E6/E7 separate vs. fused constructs
HPV E6/E7 may be delivered as separate genes or as a fused open reading frame; confirm which configuration a published protocol specifies, since this can affect relative expression levels of the two proteins.
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<h2 data-section-id="1fljvas" data-start="3287" data-end="3312">Specifications context</h2>
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Additional immortalization agent lentiviruses are typically supplied at titers around 1x10^8 TU/mL, shipped on dry ice and stored at -80&deg;C, with antibiotic or fluorescent-antibiotic fusion selection markers consistent with other immortalization lentivirus products. Pack sizes for academic labs commonly consist of small-volume aliquots sufficient for multiple transduction attempts, with constructs validated by sequencing and tested free of common contaminants.&nbsp;
This sub-category sits within MBP's cell immortalization catalog alongside TERT overexpression viruses and SV40T antigen overexpression viruses. Labs constructing custom combination vectors can also review MBP's cloning reagents. MBP's specialist team can help confirm which immortalization agent has documented precedent for a specific cell type before order placement.
<a href="https://mbpinc.net/contact-us">Contact the expert team </a>at MBP today to book high-quality immortalization vectors for your lab.

Additional Immortalization Agents

MSDS

Lentiviral Vector Amplification - Protocol

Lentivector Packaging - Protocol

Lentivirus Infection - Protocol

Cell Immortalization - Handbook

Cell Immortalization Reagents - FAQ

E1A-E1B Lentivirus, High Titer

E1A-E1B Lentivirus, High Titer (LV652) by Applied Biological Materials is a 10⁹ IU/ml recombinant lentivirus co-expressing adenoviral E1A (pRb inactivation) and E1B (p53 inactivation), supplied as 2 × 100 µl for immortalization of primary rodent amniotic fluid cells, epithelial cells, fibroblasts, and kidney cells. Shipped on dry ice; store at –80°C.

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Eagle's Minimal Essential Medium (EMEM)

Eagle's Minimal Essential Medium (EMEM) (TM511) by Applied Biological Materials is a 500 ml sterile basal medium containing L-glutamine, Earle's salts, non-essential amino acids, sodium bicarbonate (2.2 g/L), and phenol red for broad mammalian cell culture, virology, and serum-free media development. Supplement with 5–10% FBS; requires 5–10% CO₂. Store at 2–8°C, protected from light.

EBV-Safety Data Sheet

EBV Virus (Wild-Type)

EBV Virus (Wild-Type) (G229) by Applied Biological Materials is an Epstein-Barr Virus preparation purified from cell culture at &gt;10⁶ IU/ml, supplied as 5 × 1.0 ml aliquots, for immortalization of B lymphocytes and generation of lymphoblastoid cell lines (LCLs). Lab-adapted strain with ~12 kb lytic-gene deletion. Shipped on ice; store at –80°C.

Unpacking and Storage Instructions

<h2>What is Chemicals as a reagent category?</h2>
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Chemicals covers the broad range of chemical and biochemical reagents used across molecular biology, cell biology, biochemistry, and general laboratory work: biochemically relevant compounds like vitamins, buffer salts, amino acids, and enzyme substrates; general laboratory chemicals including solvents, acids, bases, and inorganic salts; and research-grade specialty chemicals for specific applications. Unlike application-specific categories such as Epigenetics or Electrophoresis, which organize reagents by research workflow, Chemicals organizes by the nature of the material itself.
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<h2 dir="ltr">What you'll Discover:</h2>
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<a href="https://mbpinc.net/reagents/chemicals/biochemical-reagents" title="Biochemical Reagents:">Biochemical Reagents:</a> High-quality metabolic inducers such as IPTG (G116), L-Arabinose (A2001-ZYM), and Cumate (CH065), along with essential buffers and enzyme stabilizers like TRIS (CH059), DTT (G025), and PMSF (G034).
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<a href="https://mbpinc.net/reagents/chemicals/inorganic-reagents-and-compounds" title="Inorganic Reagents &amp; Compounds:">Inorganic Reagents &amp; Compounds:</a> Ultra-pure essential chemical substances like Sodium Azide (CH052) designed for accurate laboratory buffer enhancement and sample conservation methodologies.
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<a href="https://mbpinc.net/reagents/chemicals/detergents-and-surfactants" title="Detergents &amp; Surfactants:">Detergents &amp; Surfactants:</a> Enhanced cell lysis and denaturing agents featuring 20% SDS (CH100) and concentrated 10X Tris-Glycine-SDS Buffer (CH125) for protein electrophoresis setup.
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<h2>How to navigate Chemicals</h2>
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Start with Biochemical Reagents for biologically relevant compounds
Biochemical Reagents covers the subset of the catalog most relevant to molecular and cell biology workflows: vitamins and cofactors, buffer salts and ready-to-use buffer solutions, amino acids, and other compounds with specific roles in biological systems.
Check purity grade requirements before ordering a research chemical
Research-grade chemicals vary in purity from technical grade to ACS-certified, HPLC-grade, and molecular biology grade, with the appropriate grade depending on how the chemical is used; cell culture and enzymatic applications generally require higher purity than non-biological analytical or general lab use.
Confirm whether your chemical needs are better served by a specialty category
Some research chemicals belong more naturally in application-specific sections of the catalog, such as chromatin immunoprecipitation buffers in Epigenetics or gel running buffers in Electrophoresis, while general-purpose chemicals and biochemical reagents not tied to a single workflow type belong in this Chemicals branch.
Consider bulk ordering for high-consumption research chemicals
Common research chemicals like buffer salts, solvents, and vitamins are used in large quantities by active research labs, and bulk pricing can represent meaningful savings on frequently replenished reagents.
Look for certificates of analysis when accuracy matters for your application
Quantitative applications, including analytical standards, enzyme kinetics studies, and defined cell culture supplementation, require chemicals with documented lot-specific purity and concentration, typically confirmed by certificate of analysis provided with each lot.
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<h2>Specifications context</h2>
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Research-grade purity designations for laboratory chemicals follow widely adopted convention systems including ACS grade (meets American Chemical Society purity specifications), HPLC grade (verified purity for chromatographic applications), and molecular biology grade (certified free from nuclease, protease, and other activities that would interfere with molecular biology applications). As of 2026, pre-made, ready-to-use solutions for common biochemical reagents like PBS, HEPES buffer, and Tris-HCl continue to see growing adoption over powder or concentrated formats in labs prioritizing convenience and reproducibility over reagent cost per use.
<a href="https://mbpinc.net/contact-us">Reach out to the friendly team at MBP</a> now to get a quote for your particular research needs.

Chemicals

EDTA, Disodium Salt, Dihydrate

EDTA Disodium Salt Dihydrate CH033 — 1.0 kg powder. Chelates Ca²⁺, Mg²⁺, Fe²⁺ to inhibit metal-dependent DNases, RNases, metalloproteases. For 0.5 M EDTA stock prep (pH 8.0 with NaOH), TE/TAE/TBE buffer preparation, nucleic acid protection, and cell dissociation. See CH124 for ready-to-use 0.5 M solution. Store room temperature.

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<h2 dir="ltr">What Are Organelle Labeling Lentiviral Particles?</h2>
 Organelle labeling lentiviral particles are ready-to-transduce viral stocks that deliver a fluorescent protein (GFP or RFP) fused to a validated subcellular targeting sequence. After stable integration, transduced cells express a fluorescent marker localised to a specific organelle &mdash; providing a heritable, non-toxic alternative to chemical dyes for subcellular imaging. Cellular imaging studies depend on accurate organelle targeting. Choose a labeling system that supports clear visualization and analysis.
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<h2 dir="ltr">What you will find:</h2>
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<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Mitochondria labeling viruses for monitoring cellular metabolism and energy dynamics in live-cell studies</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Nucleus labeling viruses for gene expression analysis and nuclear localization tracking in mammalian cells</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Endoplasmic reticulum labeling viruses for studying folding, synthesis, and intracellular transport pathways of proteins</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Golgi apparatus labeling viruses for protein processing and for vesicle trafficking visualization</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Plasma membrane labeling of viruses for cell interaction studies, receptor localization, and membrane dynamics</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Lysosome labeling viruses for autophagy and degradation pathway-related applications</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Peroxisome labeling viruses for oxidative stress response and metabolic studies</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Cytoskeleton labeling viruses for cell morphology analysis and structural organization studies</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Autophagosome labeling of viruses for cellular recycling pathway and autophagy flux studies</li>
</ul>
<h2 dir="ltr"> How to Choose an Organelle Labeling Lentivirus</h2>
 Target Organelle Available targeting constructs cover mitochondria, endoplasmic reticulum, nucleus, Golgi apparatus, lysosome, peroxisome, plasma membrane, autophagosome, and cytoskeleton &mdash; select based on the structure of interest in your experiment. Fluorophore Choice GFP- and RFP-based constructs allow flexibility for multiplexed imaging &mdash; pairing an organelle marker with a second fluorescent reporter (e.g. a protein-of-interest fusion) in the red or green channel respectively. Stable vs. Transient Labeling Needs Lentiviral delivery produces stable, integrated reporter expression maintained across cell divisions &mdash; essential for long-term time-lapse imaging, drug treatment time courses, or generation of reporter cell line banks. Cytotoxicity Considerations Unlike chemical dyes (MitoTracker, LysoTracker, ER-Tracker), which can be cytotoxic at working concentrations and require repeated application, lentiviral organelle markers avoid repeated dye loading and chronic toxicity in long-term experiments. Multiplexing Strategy When combining an organelle marker with other fluorescent reporters, select spectrally distinct fluorophores to avoid channel overlap in fluorescence microscopy or flow cytometry. 
<h2 dir="ltr"> Specifications Context</h2>
 Organelle labeling lentiviral particles sourced from Applied Biological Materials (ABM) are supplied as ready-to-transduce stocks, eliminating the need for in-house viral production. Stable genomic integration enables longitudinal analysis of organelle morphology and dynamics across cell passages, treatments, and differentiation time courses. All lentiviral workflows require institutional biosafety committee (IBC) approval, with BSL-2 containment standard for third-generation systems. Product availability reflects MBP&rsquo;s catalogue as of mid-2026. 
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<a href="https://mbpinc.net/contact-us">Contact the expert team </a>of MBP to confirm availability for specific organelle targets and fluorophore combinations.

Organelle Labeling Viruses

Important Considerations for Lentiviruses

Endoplasmic Reticulum Labeling Lentivirus (ETS)(GFP)

LVP727 Endoplasmic Reticulum Labeling Lentivirus (ETS)(GFP) by Applied Biological Materials delivers an ETS-GFP fusion for stable green fluorescent labeling of the ER lumen in transduced mammalian cells. Compatible with standard 488 nm imaging; spectrally distinct from RFP-based organelle markers for dual-channel co-localization. Store at &minus;80&deg;C.

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Titer	

Endoplasmic Reticulum Labeling Lentivirus (ETS)(RFP)

LVP728 by Applied Biological Materials is a pre-packaged lentivirus (2 × 100 µl) expressing RFP under an ER-targeting sequence (ETS) for stable, specific red fluorescence labeling of the endoplasmic reticulum in transduced mammalian cells. For live-cell ER morphology imaging, ER stress assays, and two-color co-localization with GFP-labeled organelles (LVP715 Golgi, LVP721 mitochondria, LVP724 peroxisomes). Store at &minus;80°C.

<h2 data-section-id="1fu0kiw" data-start="0" data-end="45">What are additional cell culture reagents?</h2>
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Additional cell culture reagents are specialized products used to support cell culture procedures that extend beyond routine media preparation, supplementation, and contamination control. These reagents perform specific functions such as cryopreservation, stable cell line selection, transfection, cell attachment enhancement, suspension culture protection, and metabolic supplementation.
While basal media, sera, buffers, and standard supplements provide the foundation for cell growth, additional cell culture reagents help researchers manipulate, preserve, modify, and optimize cells for specialized applications in research, biotechnology, and biomanufacturing.
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<h2 dir="ltr">What you will find:</h2>
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High-Purity Animal Sera for enhanced cell proliferation and maintenance, e.g., USDA Fetal Bovine Serum (FBS)&nbsp;
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Specialized Growth Supplements for primary cell cultivation, e.g., Macrophage Culture Supernatants and ECGS
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Cell Viability and Counting Stains for accurate analysis of cellular density and health, e.g., Standardized Trypan Blue solutions&nbsp;
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Isotonic Buffer Solutions for reagent dilution and gentle cell washing, e.g., High-quality PBS and DPBS and&nbsp; formulations
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Antimicrobial and Hormonal Additives for optimization of cultures, e.g., Hydrocortisone and targeted Mycoplasma elimination cocktails
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<h2 data-section-id="1e70xzx" data-start="889" data-end="938">How to choose additional cell culture reagents</h2>
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Cryopreservation reagents
Cryopreservation reagents protect cells during freezing and long-term storage. Dimethyl sulfoxide (DMSO) remains the most widely used cryoprotectant and is commonly included at 5&ndash;10% concentration in freezing media to reduce ice crystal formation that can damage cell membranes.
Ready-to-use freezing media are available in both DMSO-containing and DMSO-free formulations, allowing researchers to select the most appropriate option for sensitive cell types and specialized applications.
Selection antibiotics
Selection antibiotics are used to identify and maintain cells that have successfully incorporated a genetic construct carrying a corresponding resistance gene.
The optimal working concentration must be determined experimentally using a kill curve to identify the lowest concentration that completely eliminates non-resistant cells.
Transfection reagents
Transfection reagents facilitate the delivery of DNA, RNA, or gene-editing components into cultured cells.
Cationic lipid reagents are among the most commonly used transfection tools because they form complexes with nucleic acids that can enter cells through endocytosis. Polybrene is frequently used during viral transduction to improve vector binding and increase transduction efficiency.
Attachment factors
Certain primary cells, neuronal cultures, stem cells, and other sensitive cell types require enhanced surface adhesion. Attachment factors are applied as coatings to culture vessels before cell seeding.
Common attachment factors include:
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<li data-section-id="vje5ia" data-start="2797" data-end="2812">Poly-D-lysine</li>
<li data-section-id="1gc9n1l" data-start="2813" data-end="2823">Collagen</li>
<li data-section-id="qxi803" data-start="2824" data-end="2837">Fibronectin</li>
<li data-section-id="x7geko" data-start="2838" data-end="2847">Laminin</li>
<li data-section-id="ixblas" data-start="2848" data-end="2857">Gelatin</li>
</ul>
These coatings improve cell attachment, spreading, survival, and differentiation.
Cell-protective agents
Suspension cultures and bioreactor systems expose cells to mechanical stress from agitation and aeration. Cell-protective surfactants such as Pluronic F-68 help reduce shear damage and improve cell viability during large-scale culture processes.
Glucose supplementation
Some cell culture protocols require glucose concentrations higher than those supplied by the basal medium. Concentrated glucose solutions can be added to support high-density cultures, serum-free systems, or specialized metabolic studies.
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<h2 data-section-id="1fljvas" data-start="4355" data-end="4380">Specifications context</h2>
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Selection antibiotic optimization remains a critical step in stable cell line development, with kill-curve experiments routinely performed before large-scale selection. Attachment factors continue to play an important role in primary cell, neuronal, and stem cell culture, while Pluronic F-68 remains widely used in suspension and bioreactor-based production systems.
<a href="https://mbpinc.net/contact-us">Contact the expert team at MBP</a> to request a quote for downstream-ready additional cell culture reagents.

Additional Cell Culture Reagents

TM130-MSDS

Endothelial Cell Growth Supplement, Bovine (ECGS)

ECGS TM130 (ABM) — 15 mg lyophilized bovine neural tissue extract for endothelial cell culture. Working concentration: 75–300 µg/ml (endothelial cells) or 25–100 µg/ml (MAb production). Reconstitute in sterile balanced salt solution. QC tested. Store powder at 2–8 °C; reconstituted aliquots at −20 °C.

Usage

Endothelial Cell Growth Supplement (ECGS) - 500X

Endothelial Cell Growth Supplement (ECGS) 500X (TM141) by Applied Biological Materials is a 1 ml sterile 500X bovine pituitary gland extract containing growth-promoting factors for vascular endothelial cell culture and hybridoma cell growth. Dilute 1 ml into 500 ml medium. Endotoxin tested. Store at –20°C.

Shipping Conditions

<h2 data-section-id="1h8mvlk" data-start="0" data-end="45">What are primary cell culture medium kits?</h2>
&nbsp;
Primary cell culture medium kits are complete, ready-to-prepare culture systems that combine a cell-type-specific basal medium with the supplements required for optimal growth and maintenance of primary cells. Unlike purchasing media, serum, growth factors, and antibiotics separately, these kits provide all components in validated proportions, ensuring that the medium performs as intended for a specific primary cell type.
A typical kit includes a basal medium, a cell-specific growth supplement, an antibiotic component where appropriate, and fetal bovine serum (FBS) or an equivalent supplement when required. The components are designed to be combined directly according to the manufacturer's instructions, reducing preparation errors and improving consistency between experiments.
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<h2 data-path-to-node="5">What you will find:</h2>
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Tissue-specific primary cell culture medium kits
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Specialized growth media for endothelial and epithelial cells
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Workflow systems for thawing, plating, and maintenance of hepatocytes&nbsp;
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Differentiation media for progenitor and stem cells&nbsp;
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Serum-free bioprocessing and cryopreservation reagents
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Targeted fibroblast, smooth muscle, and myocyte growth kits
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<h2 data-section-id="1nip7jz" data-start="1066" data-end="1116">How to choose a primary cell culture medium kit</h2>
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Match the kit to the cell type
Primary cells have highly specialized nutritional and signaling requirements. Kits are available for endothelial cells, hepatocytes, astrocytes, epithelial cells, fibroblasts, stem cells, and many other cell types. Selecting a kit specifically designed for the target cell type is essential for maintaining normal cellular function and morphology.
Serum-containing vs. serum-free formulations
Traditional kits often include FBS as a source of growth factors and nutrients. Serum-free and xeno-free kits replace animal-derived components with defined supplements, reducing variability and supporting applications that require animal-component-free culture conditions.
Complete kit convenience
Most kits provide all major components needed to prepare complete culture medium. This eliminates the need to source multiple reagents individually and helps ensure that supplements are used at the correct concentrations.
Antibiotic inclusion
Many primary cell culture kits include antibiotics to reduce contamination risk during routine culture. However, some specialized formulations, particularly those designed for immune cells and mononuclear cells, are intentionally supplied without antibiotics because these additives can influence cellular responses and experimental outcomes.
Storage and preparation
Kit components are typically stored separately until needed. Basal media and supplements are usually refrigerated, while serum components may require frozen storage before use. Once mixed into complete medium, shelf life is generally shorter than that of the individual components, making it advisable to prepare only the amount needed for near-term use.
Specialized differentiation systems
Some kits are designed not only for maintenance but also for cellular differentiation. These systems may include multiple supplements added sequentially throughout a protocol to guide stem cells or progenitor cells through defined developmental stages.
<h2 data-section-id="dydsco" data-start="3131" data-end="3173">&nbsp;</h2>
<h2 data-section-id="1fljvas" data-start="4061" data-end="4086">Specifications context</h2>
&nbsp;
Primary cell culture medium kits are commonly supplied in a format consisting of a basal medium bottle accompanied by concentrated supplements and serum components that are added directly before use. This approach simplifies preparation while ensuring that all components have been optimized and tested together.
<a href="https://mbpinc.net/contact-us" title="Contact the expert team at MBP">Contact the expert team at MBP</a> today and get optimized primary cell culture medium kits for your lab.

Primary Cell Culture Medium kits

Flyer

Endothelial Medium Kit

TM042 by Applied Biological Materials (ABM) is the Endothelial Medium Kit, no BHE — a complete low-serum, antibiotic-free culture system for endothelial cells, comprising a 500 mL basal medium and TM042-S supplement mix. Prepared medium is stable for 30 days at 4–8°C.

<h2>What Are Restriction Enzymes?</h2>
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Restriction enzymes are endonucleases originally isolated from bacteria, where they function as a primitive immune defense against foreign DNA (such as bacteriophages) by cleaving at specific recognition sequences. Over 3,500 Type II restriction enzymes have been characterized, recognizing palindromic or asymmetric sequences of 4-8 base pairs and generating either 5' overhangs (sticky ends), 3' overhangs, or blunt ends. The systematic naming convention reflects enzyme origin: EcoRI comes from Escherichia coli strain R; HindIII from Haemophilus influenzae strain Rd. Restriction enzymes are grouped into Types I, II, III, and IV based on cofactor requirements, cleavage site position, and structural complexity; Type II enzymes are almost exclusively used in research applications due to their defined cleavage positions. Choose restriction enzymes based on the recognition sequence present in your target, the end type required (sticky vs. blunt), and whether Golden Gate Assembly or conventional cloning is planned.
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<h2 dir="ltr">What you will find:</h2>
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Enterokinase Cleavage Enzyme: A specific mammalian-produced protease for precise affinity tag removal from recombinant fusion proteins.
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DpnI: A specialized enzyme targeting methylated GATC sequences, ideal for template digestion in site-directed mutagenesis.
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Tn5 Transposase for Tagmentation: A high-efficiency enzyme for simultaneous DNA fragmentation and adapter ligation in NGS library construction.
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<h2>How to Choose Restriction Enzymes</h2>
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Type IIP vs. Type IIS
Type IIP enzymes (EcoRI, HindIII, BamHI, NcoI, NheI) recognize palindromic sequences and cut within or immediately adjacent to the site, making them the standard choice for conventional restriction cloning using compatible cohesive ends. Type IIS enzymes (BsaI, BsmBI/Esp3I, SapI) cut at a fixed distance outside their recognition sequence, generating custom 4-nt overhangs that can be designed to create any desired sequence at the assembly junction -- the basis of Golden Gate Assembly, which allows ordered multi-fragment cloning in a single tube.
Recognition sequence frequency
4-cutter enzymes (MboI, AluI, TaqI) cut on average every 256 bp and are used for genome-wide restriction mapping or chromatin fragmentation. 6-cutters (EcoRI, HindIII) cut every ~4,000 bp on average and are standard for plasmid cloning. 8-cutters (NotI, PacI, AscI) cut rarely (every ~65,000 bp) and are used for mapping of large genomic regions or release of large inserts from BAC or YAC vectors.
Star activity sensitivity
Restriction enzymes can exhibit relaxed sequence specificity (star activity) at suboptimal conditions: excess glycerol (&gt;5%), non-standard buffers, extended digestion times, or non-standard divalent cations. High-fidelity (HF) enzyme variants reduce star activity by more than 1000-fold and are recommended for long digestion times or when high specificity is critical for downstream cloning.
Isoschizomers and compatible ends
Isoschizomers recognize the same sequence as a reference enzyme; neoschizomers recognize the same sequence but cut at a different position. BamHI (GGATCC, 5' overhang G) is compatible with BglII (AGATCT) overhangs and with MboI and Sau3AI overhangs -- useful for directional cloning strategies without re-engineering sites. Check isoschizomer tables before designing multi-enzyme cloning strategies.
Buffer compatibility
Most suppliers have rationalized their enzyme buffers into 2-4 universal buffer systems (e.g., CutSmart, Buffer 3.1, FastDigest buffers) that support the majority of enzymes, enabling double digestion without buffer exchange. Verify buffer compatibility before combining two restriction enzymes in a single tube.
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<h2>Specifications Context</h2>
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Restriction enzyme activity is defined as the amount of enzyme required to digest 1 microgram of lambda phage DNA (or substrate specified by the manufacturer) to completion in 1 hour at 37 degrees C in 50 microliters total volume. FastDigest enzyme formats complete digestion in 5-15 minutes at 37 degrees C, using a universal buffer. Heat inactivation is possible for most enzymes at 65-80 degrees C for 20 minutes, though some enzymes (NheI, SpeI, BstEII) are not heat-inactivatable and require column cleanup before downstream ligation. Over 3,500 Type II restriction enzymes are characterized in the REBASE database; commercially available catalogues cover approximately 200-300 common enzymes. For ligating restriction-digested fragments, see&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/enzymes-and-inhibitors/dna-modifying-enzymes">DNA-modifying enzymes</a> for T4 DNA Ligase and alkaline phosphatase.
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Refine your genomic editing&mdash;<a href="https://mbpinc.net/contact-us">contact the MBP team</a> today to request a quote for our high-fidelity enzymes.

Restriction Enzymes

DataSheet

Thermostability Results for Enterokinase Activity

Enterokinase Cleavage Enzyme (Mammalian Produced)

G699 by Applied Biological Materials is Enterokinase Cleavage Enzyme (EK1) — mammalian-produced, endotoxin-free, glycosylated. Cleaves DDDDK↓ (after Lys); no residual recognition sequence residues. ≥95% cleavage in 1 hr; active 4°C–60°C. His-tagged for easy removal. 100 Units. 3-year stability. Store at −20°C.

<h2 dir="ltr">What Are Specialized Cloning Vectors &amp; Viral Tools?</h2>
 Standard lentiviral and retroviral expression vectors meet the needs of most overexpression and knockdown workflows, but many cell biology and translational research questions demand purpose-engineered constructs with specialised functions &mdash; subcellular localisation, multi-gene co-expression, or conditional activation. Select the format best suited to your experimental requirements.
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<h2 dir="ltr">What you will find:</h2>
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<a href="https://mbpinc.net/reagents/dna/cloning-services-products/specialized-cloning-vectors/-virus/organelle-labeling-viruses">Organelle Labeling Viruses: </a>for live-cell visualization and functional pathway analysis of cellular structures in mammalian systems
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Targeted fluorescent labeling of specific cellular structures using viral delivery.
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Stable expression of organelle-specific markers for long-term live-cell imaging.
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Compatible with fluorescence microscopy for dynamic cellular imaging applications.
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<li data-section-id="8k7pm2" data-start="506" data-end="603" data-is-last-node="">Suitable for studying organelle organization, transport, and cellular function in living cells.</li>
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<h2 dir="ltr"> How to Choose Specialized Cloning Vectors</h2>
 Subcellular Targeting Needs Organelle-targeted fluorescent labeling lentiviral particles deliver fluorescent protein constructs targeting mitochondria, endoplasmic reticulum, nucleus, Golgi, lysosome, peroxisome, plasma membrane, autophagosome, and cytoskeleton &mdash; providing a stable alternative to chemical dyes for live-cell imaging. Multi-Gene Co-Expression Bicistronic vectors using IRES or 2A self-cleaving peptide sequences enable co-expression of two genes (e.g., a gene of interest and a fluorescent marker) from a single transcript or vector. Conditional Expression Requirements Conditional DIO/FLEX vectors restrict transgene expression to Cre-expressing cells, essential for circuit-specific neuroscience research and in vivo conditional gene expression studies. Temporal Control Needs Inducible constructs (Tet-On/Tet-Off systems) provide doxycycline-regulated transgene activation for experiments requiring temporal control over expression timing. Delivery Format Most specialised constructs are available as lentiviral particles for stable, long-term expression in both dividing and non-dividing cell types, including primary cells and in vivo models. 
<h2 dir="ltr"> Specifications Context</h2>
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Traditional subcellular organelle imaging relies on chemical dyes (e.g., MitoTracker, LysoTracker, ER-Tracker) or antibody-based immunofluorescence in fixed cells; however, chemical dyes are transient and may exhibit cytotoxicity at working concentrations, while antibody-based methods are limited to endpoint imaging. Viral organelle-targeted fluorescent expression systems enable stable, genetically encoded labeling for long-term live-cell imaging and dynamic subcellular tracking. These constructs are supplied in plasmid DNA and pre-packaged viral formats and support applications including organelle dynamics, trafficking studies, and multicolor imaging workflows. Specialized cloning vectors and viral tools are sourced from established manufacturers, including Applied Biological Materials (ABM), and product availability reflects MBP&rsquo;s catalogue as of mid-2026.
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<a href="https://mbpinc.net/contact-us" style="color: #236fa1;">Contact the MBP team </a>today and get specialized cloning vectors for your lab.

Specialized Cloning Vectors/ Viruses

Specialized Cloning Vectors/ Virus

EOS Lentiviral Vector  (PL-SIN-EOS-C(3)-EiP)

LV028858 by Applied Biological Materials is a self-inactivating (SIN) lentiviral vector (1.0 µg) with an EOS synthetic promoter (Oct4/Sox2-driven) for pluripotency-specific reporter expression in ESCs and iPSCs, extinguished upon differentiation. For iPSC clone identification, reprogramming monitoring, and differentiation tracking. VSV-G compatible. Store at &minus;20°C in non-frost-free freezer, stable 1 year.