Epigenetics

<h2>What are epigenetics enzymes and inhibitors?</h2>
&nbsp;
Epigenetics enzymes and inhibitors are the molecular tools for directly studying or modulating the enzymatic machinery that writes, erases, or reads epigenetic marks. The major classes include: DNA methyltransferases (DNMT1, DNMT3A, DNMT3B), which catalyze the addition of a methyl group to cytosine; TET family enzymes (TET1, TET2, TET3), which oxidize 5-methylcytosine to 5-hydroxymethylcytosine; histone acetyltransferases (HATs) and histone deacetylases (HDACs), which add and remove acetyl groups from histone lysine residues; and histone methyltransferases (HMTs) including EZH2, DOT1L, and G9a. Small-molecule inhibitors of HDAC and DNMT enzymes are the most clinically and experimentally advanced of these tools.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">Micrococcal nuclease for nucleosome mapping and controlled chromatin digestion applications</li>
<li dir="ltr" role="presentation">DNA shearing enzymes for consistent fragmentation of DNA in sequencing and epigenetic workflows</li>
<li dir="ltr" role="presentation">DNA degradation enzymes for controlled breakdown and analysis of nucleic acids&nbsp;</li>
<li dir="ltr" role="presentation">CpG methylase enzymes for targeted DNA methylation (CpG-specific )&nbsp; in epigenetic modification studies</li>
<li dir="ltr" role="presentation">5-hmC glucosyltransferase for detection and labeling of hydroxymethylcytosine in DNA</li>
<li dir="ltr" role="presentation">SAM (S-adenosylmethionine) cofactors for supporting enzyme activity and methylation reactions</li>
<li dir="ltr" role="presentation">DNA digestion enzymes for genomic DNA processing workflows</li>
<li dir="ltr" role="presentation">dsDNA nuclease systems for controlled cleavage and analysis of double-stranded DNA</li>
</ul>
&nbsp;
<h2>How to choose epigenetics enzymes and inhibitors</h2>
&nbsp;
Choose DNMT inhibitors to globally reduce or deplete DNA methylation in cells
Nucleoside analog DNMT inhibitors like 5-azacytidine and decitabine incorporate into DNA and trap DNMT1, preventing maintenance methylation and causing passive demethylation through DNA replication, while newer non-nucleoside DNMT inhibitors are in development for more selective, non-genotoxic methylation reduction.
Choose HDAC inhibitors to globally increase histone acetylation
HDAC inhibitors including pan-HDAC hydroxamates like vorinostat (SAHA) or class-selective compounds reduce histone deacetylase activity and cause hyperacetylation of histone lysine residues, broadly promoting gene expression at silenced loci. HDAC inhibitors are the most clinically advanced class of epigenetic therapeutics, with multiple FDA-approved compounds.
Use TET enzyme preparations for in vitro 5-hmC oxidation studies
Purified TET1, TET2, or TET3 enzyme preparations allow controlled in vitro oxidation of 5-methylcytosine to 5-hydroxymethylcytosine and further oxidation products, useful for generating defined 5-hmC-containing substrate DNA or studying TET enzyme activity and selectivity.
Choose EZH2 or other HMT inhibitors for studying PRC2-dependent gene silencing
EZH2, the catalytic subunit of polycomb repressive complex 2 (PRC2), catalyzes H3K27 trimethylation (H3K27me3), a histone modification associated with repression of tumor suppressor genes, and EZH2 inhibitors like tazemetostat are used in research to probe the role of this silencing mark.
Combine inhibitors to study epistatic relationships between epigenetic marks
Because DNA methylation, histone acetylation, and histone methylation are mechanistically linked, combining HDAC inhibitors with DNMT inhibitors can produce synergistic effects on gene expression exceeding either alone, and these combination approaches are both experimental tools and the basis for combination epigenetic therapy research.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
HDAC and DNMT inhibitors are the most clinically advanced classes of epigenetic therapeutics, with multiple HDAC inhibitors including vorinostat and romidepsin approved for hematological malignancies, EZH2 inhibitors including tazemetostat having received accelerated approval, and multiple BET inhibitors in clinical trials. As of 2026, CRISPR/dCas9 systems fused with DNMTs, TETs, and HDACs enable locus-specific epigenome editing, extending classic enzyme and inhibitor approaches toward targeted epigenetic modulation.
<a href="https://mbpinc.net/contact-us">Contact the expert team at MBP</a> and find the suitable enzymes and inhibitory reagents for your lab.

Enzymes & Inhibitors

MSDS

Protocol

CpG Methylase (M. Sssl)

CpG Methylase (M. SssI) (E2010) by Zymo Research — recombinant CpG methyltransferase that completely methylates all 5′-CpG-3′ sites in dsDNA. Supplied with 10X buffer and 20X SAM. Available in 200 U and 400 U; optimal at 30°C; heat-inactivatable at 65°C.

Additional Information

Assay Condition

Heat Inactivation

Source

Storage

Unit Definition

Manufacturer

Shipping Condition

Storage Condition

CpG Methylase (M. Sssl) (200 U)

CpG Methylase (M. Sssl) (400 U)

<h2>What are 5-hmC ELISA kits?</h2>
&nbsp;
5-hmC ELISA kits are antibody-based assays formulated specifically to quantify 5-hydroxymethylcytosine, the oxidized derivative of 5-methylcytosine produced by TET family enzymes, in a genomic DNA sample. The assay typically uses denatured single-stranded DNA coated on a plate well, recognized by an anti-5-hmC primary antibody and developed with an HRP-conjugated secondary antibody for a colorimetric readout proportional to the global level of 5-hmC in the sample.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">DNA hydroxymethylation ELISA assay kits for 5-hmC levels quantification</li>
<li dir="ltr" role="presentation">DNA methylation ELISA kits for comparative gene regulation analysis and measurement of 5-mC&nbsp;</li>
<li dir="ltr" role="presentation">DNA standards for accurate methylation and hydroxymethylation quantification&nbsp;</li>
<li dir="ltr" role="presentation">Control DNA sets and assay controls for experimental accuracy, validation, and reproducibility</li>
<li dir="ltr" role="presentation">HRP-based antibodies for the specific detection in ELISA workflows</li>
<li dir="ltr" role="presentation">ELISA coating and reaction buffers for enhanced assay performance and setup</li>
<li dir="ltr" role="presentation">Signal development reagents for quantitative readout and chemiluminescent or colorimetric detection</li>
</ul>
&nbsp;
<h2>How to use 5-hmC ELISA kits</h2>
&nbsp;
Confirm 5-hmC is detectable at relevant levels in your cell type or tissue
5-hmC is most abundant in neurons and embryonic stem cells, where it can constitute up to 20% of total modified cytosines in neuronal DNA, while most cultured cell lines have much lower 5-hmC levels that may fall below a plate-based antibody assay's reliable detection limit. Checking published 5-hmC abundance for your specific cell type helps confirm whether ELISA-level detection is appropriate before committing samples to the assay.
Use a set of mixed methylation standards to build a calibration curve
Running defined mixtures of 5-hmC-containing and unmethylated DNA at known ratios generates a standard curve that lets you convert the raw absorbance signal to an actual global hydroxymethylation percentage, since the assay signal alone cannot be interpreted as an absolute level without this calibration.
Confirm your antibody's specificity for 5-hmC versus 5-mC
Anti-5-hmC antibodies used in these kits are selected for specificity to 5-hydroxymethylcytosine rather than 5-methylcytosine, but published cross-reactivity data for the specific antibody in your kit is worth checking, particularly when studying sample types where both marks are present at similar levels.
Plan your experimental design to include appropriate negative and positive controls
Including a negative control (unmethylated DNA, expected to give background-level signal) and a positive control (5-hmC-containing DNA of known level) in every plate confirms the assay is performing as expected and catches plate-to-plate variability before it affects result interpretation.
Understand ELISA gives global level, not locus-specific 5-hmC information
A 5-hmC ELISA measures the average hydroxymethylation level across all DNA in the sample; it does not reveal which specific CpG sites carry 5-hmC, which requires hMeDIP-seq or TAB-seq for regional or base-level resolution respectively.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Anti-5-hmC antibodies used in ELISA formats are validated specifically for 5-hydroxymethylcytosine and selected for minimal cross-reactivity with 5-methylcytosine, since distinguishing these two modifications is the primary purpose of a dedicated 5-hmC assay rather than a general methylation assay. As of 2026, 5-hmC ELISA kits remain a standard first-pass tool in studies where many samples need to be screened for differences in global hydroxymethylation level before committing a smaller subset to high-resolution sequencing methods.
<a href="https://mbpinc.net/contact-us">Contact the expert team</a> at Molecular Biology Products Inc. (MBP) and find reliable ELISA kits and reagents for your lab.

ELISA Kits & Reagents

Cytosine DNA Standard (2 µg)

D5405-1 by Zymo Research is the Cytosine DNA Standard (2 µg) containing 100% unmodified cytosines (no 5-mC, no 5-hmC), used to anchor the zero-modification point on calibration curves in 5-mC and 5-hmC ELISA quantitation assays. Compatible with Zymo Research 5-mC DNA ELISA Kit (D5325) and the 5-Methylcytosine &amp; 5-Hydroxymethylcytosine DNA Standard Set (D5405). Store at −20 °C. Made in USA.

<h2>What are ELISA kits for methylation in this category?</h2>
&nbsp;
ELISA kits for DNA and RNA methylation in this category are antibody-based assays that quantify the global level of a specific epigenetic mark, most commonly 5-methylcytosine in genomic DNA, 5-hydroxymethylcytosine in genomic DNA, or N6-methyladenosine in RNA, using a plate-based immunoassay format without requiring bisulfite conversion or sequencing. Denatured, single-stranded DNA or RNA from a sample is coated on a plate well, and a mark-specific primary antibody followed by an HRP-conjugated secondary antibody generates a colorimetric signal proportional to the level of the target modification.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">5-mC DNA ELISA kits for quantitative analysis of DNA methylation&nbsp;</li>
<li dir="ltr" role="presentation">DNA controls for validation and calibration of the assay to ensure experimental&nbsp; reproducibility and accuracy&nbsp;</li>
<li dir="ltr" role="presentation">Secondary antibody reagents for specific signal generation and detection in ELISA assays</li>
<li dir="ltr" role="presentation">Coating buffers for consistent assay performance and optimized plate preparation&nbsp;</li>
</ul>
&nbsp;
<h2>How to choose methylation ELISA kits and reagents</h2>
&nbsp;
Match your kit to the specific epigenetic mark you're quantifying
Different kits use antibodies against specific modifications: 5-methylcytosine ELISA kits quantify global DNA methylation, 5-hmC ELISA kits quantify global hydroxymethylation, and m6A ELISA kits quantify RNA N6-methyladenosine. Using a kit with the wrong antibody specificity will not report the mark you intend to measure.
Use methylation standards to build a calibration curve for quantitative results
Running a series of methylation standards with defined percentages alongside your samples allows the absorbance readout to be converted to a specific, meaningful methylation percentage, since the raw ELISA signal alone cannot be interpreted as absolute methylation level without a calibration.
Understand that ELISA measures global levels, not locus-specific methylation
A methylation ELISA gives the overall average percentage of methylation across the genome in a sample, which is useful for comparing broad methylation changes between conditions but cannot identify which specific genes or regions are differentially methylated the way bisulfite sequencing can.
Confirm the required DNA denaturation step is appropriate for your sample type
ELISA kits for DNA methylation typically require single-stranded, denatured DNA coated directly on the plate, and confirming this denaturation step is properly performed is necessary for consistent antibody binding and reproducible signal across wells.
Be aware of cross-reactivity with similar modifications when interpreting results
An antibody against 5-methylcytosine may have some cross-reactivity with 5-hydroxymethylcytosine, and confirming the antibody's published cross-reactivity data helps interpret whether your signal specifically reflects 5-mC, 5-hmC, or both, which matters for studies in cell types where 5-hmC is abundant.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
The 5-methylcytosine ELISA workflow uses an indirect ELISA methodology where denatured, single-stranded DNA samples are coated directly on the plate well surfaces and a 5-mC monoclonal antibody and an HRP-conjugated secondary antibody are added sequentially, generating a colorimetric signal proportional to the total level of methylated cytosine in the sample. As of 2026, methylation ELISA kits are particularly valued for high-throughput screening studies comparing global methylation levels across many treatment conditions or patient groups where single-base-resolution data is not the primary goal.
This category sits within DNA/RNA Methylation, alongside Methylation Standards for calibration, and is related to DNA Hydroxymethylation and Non-Bisulfite Kits &amp; Reagents for higher-resolution methylation analysis. See the full reagents catalog and use Quick Order for recurring orders.
<a href="https://mbpinc.net/contact-us">Contact the expert team of&nbsp; Molecular Biology Products Inc. (MBP)</a> to get high-quality ELISA Kits and Reagents for your lab.

D5325-5-1-MSDS

D5325-5-2-MSDS

DNA Controls

DNA Controls D5325-5-1 by Zymo Research — Negative Control (0% 5-mC) for the 5-mC DNA ELISA Kit. E. coli genomic dsDNA at 100 ng/µl, 50 µl per unit, stored at −20°C. Used for standard curve construction and assay baseline in global DNA methylation quantification.

Negative Control (100 ng/µl) (50 µl)

Positive Control (100 ng/µl) (50 µl)

DataSheet

DNA Degradase

E2016 by Zymo Research is DNA Degradase, a nuclease mixture at 10 U/µL. Degrades DNA to individual nucleotide components in ~1 hour at 37°C. One unit degrades 1 µg of lambda DNA. Used for whole-genome methylation analysis by LC/MS, HPLC, and TLC. Store at −20°C. Available in 500 U and 2000 U sizes.

Concentration

Enzyme Inactivation

DNA Degradase™ (500 U)

DNA Degradase (2000 U)

DNA Degradase Plus

E2020 by Zymo Research is a 5 U/µL DNA Degradase Plus enzyme mixture (250 units) that digests double-stranded DNA to individual nucleosides in approximately 2 hours at 37°C, enabling quantitative LC/MS analysis of DNA methylation marks including 5mC and 5hmC.

DNA Degradase Plus™ (250 U)

DNA Degradase Plus™ (1000 U)

<h2>What are bisulfite conversion reagents and buffers?</h2>
&nbsp;
Bisulfite conversion reagents include sodium bisulfite solution, denaturation and conversion buffers, and complete kits that bundle all components needed for the three-step chemical reaction: sulfonation of cytosine to a cytosine-bisulfite derivative, hydrolytic deamination to a uracil-bisulfite derivative, and alkali desulfonation to yield uracil. This process converts unmethylated cytosines to uracil while leaving 5-methylcytosine intact and unconverted, because 5-methylcytosine resists bisulfite-mediated deamination under standard conditions.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">RNA and DNA conversion reagents for enhanced modification of cytosine in methylation workflows</li>
<li dir="ltr" role="presentation">Desulphonation buffers for stabilization of nucleic acids and post-conversion cleanup&nbsp;</li>
<li dir="ltr" role="presentation">Binding buffers used during purification for efficient capture of converted RNA and DNA</li>
<li dir="ltr" role="presentation">Wash buffers for the removal of inhibitors and improved purity of samples</li>
<li dir="ltr" role="presentation">Elution buffers for high-quality recovery of converted nucleic acids</li>
<li dir="ltr" role="presentation">DNA denaturing and digestion buffers for controlled workflow and optimized conversion efficiency</li>
<li dir="ltr" role="presentation">Dilution and reaction buffers for maintaining stable assay conditions</li>
<li dir="ltr" role="presentation">Solubilization and dissolution buffers for sample processing and preparation&nbsp;</li>
<li dir="ltr" role="presentation">Lightning conversion reagents for efficient and rapid methylation analysis workflows</li>
</ul>
&nbsp;
<h2>How to use bisulfite conversion reagents</h2>
&nbsp;
Ensure complete DNA denaturation before conversion to avoid incomplete conversion
Bisulfite only acts on cytosines in single-stranded DNA, so complete denaturation of the input DNA is the most critical first step, since failure to fully denature can leave double-stranded regions in which cytosines are shielded from the bisulfite reagent and remain unconverted.
Understand that incomplete conversion produces false-positive methylation results
If the conversion is incomplete, unconverted unmethylated cytosines will read as cytosine after sequencing, which will be incorrectly interpreted as methylated cytosine, artificially inflating the apparent methylation level of the sample in a false-positive direction.
Optimize conversion conditions to balance completeness against DNA degradation
The harsh conditions needed for complete bisulfite conversion, including high bisulfite concentration, elevated temperature, and long incubation, also fragment and degrade DNA, and optimizing conditions that achieve high conversion while minimizing degradation is a key technical challenge in bisulfite workflows.
Include an unmethylated conversion control to estimate residual incomplete conversion
Including an unmethylated control DNA, such as lambda phage DNA, in the same conversion reaction provides a readout of how completely unmethylated cytosines were converted, helping quantify residual incomplete conversion rates and account for them in downstream analysis.
Be aware of specific challenges for FFPE and degraded DNA samples
Formalin-fixed, paraffin-embedded tissue DNA is already fragmented before bisulfite treatment, and the additional fragmentation during conversion can result in poor library yields; specific modified protocols and carrier reagents can help reduce further degradation during the conversion step.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Bisulfite sequencing is widely regarded as the gold standard for DNA methylation analysis due to its high resolution and accuracy at single-base level, but it also introduces specific DNA quality challenges for downstream library preparation and sequencing, particularly for samples already of poor quality like FFPE tissue. As of 2026, enzymatic conversion is increasingly recommended as the preferred alternative to bisulfite conversion specifically because it achieves comparable discrimination between methylated and unmethylated cytosines while minimizing the DNA damage and library complexity loss that harsh bisulfite chemistry introduces.
This category sits within DNA/RNA Methylation under Epigenetics, and for a synthetic, fully methylated positive control to run through the conversion workflow, see dNTPs (Deoxynucleotide Triphosphates). See the full reagents catalog and use Quick Order for recurring orders.
<a href="https://mbpinc.net/contact-us">Contact the expert team</a> at MBP and request a quote today to get high-quality bisulfite conversion reagents for your lab.

Bisulfite Conversion Reagents & Buffers

DNA Denaturing Buffer (1 ml)

DNA Denaturing Buffer (D5101-4-1) by Zymo Research — 1 ml buffer for DNA strand denaturation in the Methylated-DNA IP Kit (D5101) MeDIP workflow. Stable from 0°C to room temperature. Sold separately or as part of the D5101 kit. Made in the USA.

<h2>What are methylation standards?</h2>
&nbsp;
Methylation standards are defined reference DNA materials with a known and confirmed methylation status, ranging from a fully methylated DNA (where every cytosine at CpG or other sites carries a methyl group) to a fully unmethylated DNA (where no cytosines are methylated) and intermediate or mixed standards containing a defined ratio of the two. The most widely used unmethylated control in bisulfite sequencing is lambda phage DNA, which is naturally unmethylated and can be spiked into a conversion reaction to estimate conversion efficiency.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" role="presentation">Methylated and non-methylated DNA control sets for comparative epigenetic analysis and assay validation</li>
<li dir="ltr" role="presentation">Universal methylated DNA standards for methylation assessment workflows</li>
<li dir="ltr" role="presentation">Genomic DNA reference materials: for microbial and human methylation studies</li>
<li dir="ltr" role="presentation">Matched DNA sets: used in experimental models for controlled comparison of methylation status&nbsp;</li>
<li dir="ltr" role="presentation">Bisulfite-converted DNA standards: for downstream sequencing-based methylation and PCR analysis</li>
<li dir="ltr" role="presentation">Methylation spike-in controls: for sequencing normalization and high-throughput workflows</li>
<li dir="ltr" role="presentation">Mouse and human DNA methylation reference sets: for specific species epigenetic studies</li>
<li dir="ltr" role="presentation">Methylated DNA IP control kits for methylation assays involving immunoprecipitation</li>
</ul>
&nbsp;
<h2>How to use methylation standards</h2>
&nbsp;
Spike an unmethylated control into every bisulfite or enzymatic conversion reaction
Running an unmethylated DNA like lambda phage DNA alongside your samples in the same conversion reaction estimates the conversion efficiency of that specific run, since every remaining cytosine signal after conversion should be treated as a false positive, and this rate can be quantified and accounted for in downstream analysis.
Run a fully methylated positive control to confirm methylated cytosines are preserved
A fully methylated standard, such as DNA synthesized with 5-methyl-dCTP or commercially prepared methylated genomic DNA, confirms your conversion workflow correctly preserves methylated cytosines intact rather than inadvertently converting them, which would produce false-negative methylation calls.
Use a mixed or intermediate standard to calibrate quantitative methylation assays
A standard containing a defined ratio of methylated to unmethylated DNA, or a set of standards spanning a range of methylation percentages, provides a calibration curve for quantitative methylation assays like 5-methylcytosine ELISA, validating that the assay reports the expected methylation level across its full dynamic range.
Confirm standard stability before long-term storage or lot-to-lot use
Methylation control DNA has documented stability windows, and confirming that your standard's methylation status is stable under storage conditions, and consistent across lots, is necessary for reliable longitudinal monitoring of conversion efficiency.
Use standards to monitor workflow consistency over time
Running a conversion control in every batch allows longitudinal tracking of conversion efficiency across instrument runs, reagent lots, and protocol variations, helping catch workflow drift before it affects real sample results.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Lambda phage DNA is the most commonly used unmethylated bisulfite conversion control because it is naturally unmethylated, commercially available, and well characterized, and it can be aligned to the known lambda phage reference genome after sequencing to calculate residual unconverted cytosine rates, providing a direct, interpretable measure of conversion efficiency. As of 2026, fully methylated and fully unmethylated standard sets are also used alongside enzymatic methyl-seq conversions to confirm that EM-seq's enzymatic mechanism correctly protects methylated cytosines and converts unmethylated ones, independent of the conversion chemistry used.
This category sits within DNA/RNA Methylation, alongside Bisulfite Conversion Kits, Non-Bisulfite Kits &amp; Reagents, and ELISA Kits &amp; Reagents. See the full reagents catalog and use Quick Order for recurring orders.
<a href="https://mbpinc.net/contact-us">Contact the expert team of Molecular Biology Products Inc. (MBP)</a> to get high-quality methylation standards for your lab today.

Methylation Standards

E. coli Non-Methylated Genomic DNA (5 µg/20 µl)

D5016 by Zymo Research is 5 µg (250 ng/µL, 20 µL) of fully unmethylated E. coli genomic DNA from Dam–/Dcm– strain ER2925, in TE buffer (10 mM Tris-HCl, 1 mM EDTA, pH 8.0). Used as a negative control or bisulfite conversion efficiency spike-in in WGBS, RRBS, MSP, and epigenetic array workflows. Store at ≤–20°C.

Genotype

<h2>What are bisulfite conversion kits?</h2>
&nbsp;
Bisulfite conversion kits are all-in-one systems that bundle every reagent and column needed for the sodium bisulfite conversion workflow into a single, pre-optimized format, covering the denaturation and sulfonation steps, desulfonation with an alkali reagent, and a post-conversion cleanup step that removes the bisulfite and other reaction byproducts before the converted DNA is used in downstream analysis. This contrasts with standalone Bisulfite Conversion Reagents &amp; Buffers, which lets labs assemble their own optimized protocol from individual components.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Standard bisulfite conversion kits for routine DNA methylation analysis&nbsp;</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Combined transcriptomic and epigenetic studies with RNA and DNA methylation conversion kits</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">High-throughput 96-well bisulfite conversion kits for wider-scale screening applications</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Automation-compatible bisulfite kits for simplified workflow integration</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Magnetic bead-based bisulfite conversion kits for enhanced purification and recovery efficiency</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Direct bisulfite conversion kits for streamlined sample processing&nbsp;</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Rapid conversion kits for methylation analysis workflows that are time-sensitive&nbsp;</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Starter kits for validation and optimized setup of bisulfite conversion protocols</li>
</ul>
&nbsp;
<h2>How to choose a bisulfite conversion kit</h2>
&nbsp;
Match kit format to your downstream sequencing or PCR application
Kit versions optimized for WGBS work at larger input scales with library prep in mind, while RRBS-compatible kits often include restriction enzyme digestion components to enrich CpG-dense regions before conversion, and MSP-focused kits may include primers or protocol guidance for post-conversion methylation-specific PCR.
Check the kit's validated input DNA range against your sample type
Different bisulfite conversion kits are validated for different input DNA ranges, and kits validated for low-input or cell-free DNA samples specifically address the additional fragmentation and yield challenges that these sample types face during the harsh chemical conversion step.
Confirm the kit includes an unmethylated conversion control or specify one separately
A quality bisulfite conversion kit should provide, or clearly specify, an unmethylated control to run alongside samples, since tracking conversion efficiency across the kit's components helps catch kit-specific variability in conversion completeness between different lots or runs.
Consider kits with optimized FFPE protocols when working with formalin-fixed tissue
Formalin-fixed, paraffin-embedded tissue DNA is already fragmented before conversion; kits with FFPE-specific protocol variants include modifications like shortened incubation times and carrier reagents to minimize the further fragmentation this already-compromised input type would suffer under standard conversion conditions.
Evaluate throughput format options to match your sample volume
Some bisulfite conversion kits are available in spin column formats suited to individual sample processing, while plate-based or automation-compatible formats support higher-throughput sample sets, making format an important practical consideration beyond kit chemistry alone.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
Bisulfite sequencing is widely regarded as the gold standard for DNA methylation analysis at single-base resolution, and a key advantage of using a complete kit over standalone reagents is that the included cleanup step reliably removes residual bisulfite and salt from the converted DNA, which would otherwise inhibit downstream PCR amplification and library preparation. As of 2026, enzymatic conversion kits (covered in Non-Bisulfite Kits &amp; Reagents) are increasingly positioned as an alternative that avoids the DNA damage introduced by chemical bisulfite treatment, though bisulfite conversion kits remain broadly used and well-validated across the largest range of downstream applications.
<a href="https://mbpinc.net/contact-us">Contact the expert team</a> at MBP and get high-quality bisulfite conversion kits for your lab.

Bisulfite Conversion Kits

Data Sheet

EZ DNA Methylation-Direct™ Kit

The EZ DNA Methylation-Direct™ Kit (D5020) by Zymo Research performs &gt;99.5% bisulfite conversion directly from blood, tissue, cells, FFPE, and LCM samples — no prior DNA purification required. Accepts 50 pg–2 µg DNA or 10–10⁵ cells; elutes in ≥10 µl. Compatible with PCR, sequencing, microarrays, and NGS. 50 reactions (D5020) or 200 reactions (D5021).

Applications

Conversion

Elution Volume

Equipment

Input

Processing Time

Recovery

Sample Source

EZ DNA Methylation-Direct™ Kit (50 Rxns.)

EZ DNA Methylation-Direct™ Kit (200 Rxns.)

D5005-MSDS

D5005-Protocol

EZ DNA Methylation-Gold™ Kit

D5005 by Zymo Research converts unmethylated cytosines to uracil with &gt;99% efficiency in under 3 hours at 64°C, using 500 pg–2 µg of input DNA. The EZ DNA Methylation-Gold™ Kit (50 rxns) supports bisulfite sequencing, MSP, pyrosequencing, Illumina EPIC/450K arrays, and endonuclease-based methylation analysis. All reagents store at room temperature; converted DNA is stable at −20°C.

EZ DNA Methylation-Gold™ Kit (50 Rxns.)

EZ DNA Methylation-Gold™ Kit (200 Rxns.)

Recommendations

EZ DNA Methylation-Lightning Automation Kit (1 x 96 prep)

The D5049 by Zymo Research is a 96-prep EZ DNA Methylation-Lightning Automation Kit combining &gt;99.5% bisulfite conversion efficiency (98°C 8 min + 54°C 60 min) with automated magnetic bead purification compatible with Hamilton STAR/STARlet, Tecan Fluent, and KingFisher Flex robotics. Input range 100 pg–2 µg; &gt;80% recovery; A260/A280 ≥ 1.8; optimized for Illumina Infinium arrays, WGBS, and MSP workflows.

Binding Capacity

Conversion Efficiency

DNA Purity

Input Recovery

Required Equipment

User Provided Materials

Data Sheet (Fragmented DNA)

Data Sheet (NGS)

D5030/D5031-MSDS

D5030E/D5031E-MSDS

D5030/D5031-Protocol

D5030E/D5031E-Protocol

EZ DNA Methylation-Lightning Kit

D5030 EZ DNA Methylation-Lightning™ Kit by Zymo Research delivers >99.5% bisulfite conversion efficiency with >80% DNA recovery from 100 pg–2 µg input in under 1.5 hours, 50 reactions, all components stable at room temperature.

EZ DNA Methylation-Lightning™ Kit (50 Rxns.)

EZ DNA Methylation-Lightning™ Kit (50 Rxns.) (CE-IVD)

EZ DNA Methylation-Lightning™ Kit (10 Rxns.)

EZ DNA Methylation-Lightning™ Kit (200 Rxns.)

EZ DNA Methylation-Lightning™ Kit (200 Rxns.) CE-IVD

EZ DNA Methylation-Startup™ Kit (50 Rxns.)

D5024 by Zymo Research is the EZ DNA Methylation-Startup™ Kit (50 rxns) — an all-inclusive bisulfite conversion kit including EZ DNA Methylation-Direct Kit, Universal Methylated Human DNA Standard with control primers, and ZymoTaq DNA Polymerase PreMix. Conversion efficiency >99.5%; input 50 pg–2 µg; recovery >80%; 4-hour processing.

Applicable For

United States

Texas

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