Miniprep Kits

<h2>What are plasmid miniprep kits?</h2>
&nbsp;
A plasmid miniprep kit uses SDS/alkaline lysis to break open pelleted E. coli cells from a small culture volume (1-10 ml), followed by binding to a silica-membrane spin column, washing, and elution, separating plasmid DNA from genomic DNA, RNA, and protein in roughly 10-15 minutes per prep. Related entities include Buffer P1/P2/P3-style alkaline lysis reagents, color-coded lysis dyes for visual confirmation of complete lysis and neutralization, RNase A for RNA removal, and downstream applications including transformation, restriction digestion, PCR, and sequencing. Choose a miniprep kit for routine, low-volume plasmid prep (cloning screens, sequencing checks, restriction digests) where yields up to roughly 20-100 ug per column are sufficient.
&nbsp;
<h2 dir="ltr">What you will find:</h2>
&nbsp;
<ul>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Pellet-free and classic plasmid miniprep kits for high-yield bacterial isolation using rapid spin-column workflows</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">High-throughput 96-well plasmid plates optimized for vacuum manifold processing and parallel automated screening&nbsp;</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Specialized yeast plasmid miniprep systems for fragile fungal hosts using cell-wall digesting chemistries</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">BAC/PAC and large construct isolation units for safer purification of high-molecular-weight vectors</li>
<li dir="ltr" style="font-family: arial, helvetica, sans-serif;" role="presentation">Endotoxin-free plasmid extraction reagents for sensitive mammalian cell lines, ensuring transfection-grade DNA purity&nbsp;</li>
</ul>
&nbsp;
<h2>How to choose a plasmid miniprep kit</h2>
&nbsp;
Standard vs. high-yield chemistry
Standard silica spin-column minipreps typically recover up to about 20 ug per column, while high-yield formulations using modified alkaline lysis and novel binding chemistry can reach up to 100 ug at concentrations up to 3 ug/ul from the same small culture volume. If your downstream application (e.g., sequencing multiple samples from one prep, or transfection requiring more DNA per prep) benefits from a higher concentration, a high-yield kit reduces the need to scale up to midiprep.
Plasmid copy number and culture volume planning
High-copy plasmids (pUC-based vectors) can saturate a miniprep column from as little as 3 ml of culture, yielding around 20 ug, while low-copy plasmids (pBR322, pET, cosmids) may yield under 2 ug from the same volume and benefit from doubling culture volume to 5-10 ml. Identify your vector's origin of replication before choosing a standard culture volume, since low-copy vectors at standard volumes can produce yields too low for some downstream steps.
Color-coded lysis buffers for visual QC
Some miniprep kits include color-coded lysis and neutralization buffers that allow visual confirmation of complete cell lysis (color change) and proper neutralization before loading the column, helping catch incomplete-lysis failures before they waste a column. This visual QC step is particularly useful for new users or when troubleshooting inconsistent yields across a batch of preps.
Endotoxin-free and large-construct options
For transfection-sensitive downstream applications, endotoxin-free miniprep kits add a dedicated wash step without significantly extending the protocol time; for large plasmids, cosmids, or BAC/YAC/PAC constructs, some miniprep kits are validated up to approximately 200 kb, while standard kits are optimized for constructs up to roughly 25 kb. Confirm both endotoxin status and size compatibility match your specific construct and downstream use before relying on a standard miniprep.
&nbsp;
<h2>Specifications context</h2>
&nbsp;
The key specs for plasmid miniprep selection are expected yield relative to your plasmid's copy number and culture volume, whether color-coded buffers aid visual QC, and whether endotoxin-free or large-construct compatibility is needed for your downstream application. A standard miniprep yielding up to roughly 20-25 ug in 10-15 minutes from 1-10 ml of culture covers most routine cloning workflows, while high-yield kits up to 100 ug reduce the need to scale up for moderately DNA-hungry applications. Labs running both daily cloning screens and occasional larger-scale prep work typically keep <a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/plasmid-dna-extraction-kits/miniprep-kits">miniprep kits</a>&nbsp;on hand alongside&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/plasmid-dna-extraction-kits/midiprep-kits">midiprep kits</a>&nbsp;for when miniprep yields aren't sufficient. The parent&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/plasmid-dna-extraction-kits">plasmid DNA extraction kits category</a>&nbsp;and&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/plasmid-dna-extraction-kits/maxiprep-kits">maxiprep kits</a>&nbsp;cover larger-scale options, while the broader&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits">nucleic acid extraction kits hub</a>&nbsp;and&nbsp;<a href="https://mbpinc.net/reagents/molecular-biology/nucleic-acid-extraction-kits/dna-extraction-kits/genomic-dna">genomic DNA extraction kits category</a> link to chromosomal DNA workflows.&nbsp;
<section class="mbp-contact-cta">
&nbsp;
MBP's specialist team can help match kit chemistry, format, and throughput to your sample type and downstream application.&nbsp;<a href="https://mbpinc.net/contact-us">Contact the MBP team</a> for personalized guidance.
</section>

PD1311 BAC PAC Isolation Kit

96 BAC/PAC Isolation Kit

96 BAC/PAC Isolation Kit (PD1312-00) by MBP rapidly purifies BAC, PAC, cosmid, and P1 DNA from small volumes of bacterial cultures using a modified alkaline lysis procedure adapted for spin columns. Available in 1&times;96 (PD1312-00), 4&times;96 (PD1312-01), and 20&times;96 (PD1312-02) prep sizes.

Manufacturer

96 BAC/PAC Isolation Kit , 1x96 Preps

96 BAC/PAC Isolation Kit , 4x96 Preps

96 BAC/PAC Isolation Kit , 20x96 Preps

Product Literature

96-well Plate Vacuum Manifold

96-well Plate Vacuum Manifold (KL2202) by MBP. Single SKU, no sub-variants. Contact MBP for specifications and compatibility details.

BAC/PAC Isolation KIt Protocol

BAC/PAC Isolation Kit

BAC/PAC Isolation Kit (PD1311-00) by MBP rapidly purifies BAC, PAC, cosmid, and P1 DNA from small volumes of bacterial cultures using a modified alkaline lysis procedure adapted for spin columns. Available in 4 (PD1311-00), 50 (PD1311-01), and 250 (PD1311-02) prep sizes.

BAC/PAC Isolation Kit , 4 Preps

BAC/PAC Isolation Kit , 50 Preps

BAC/PAC Isolation Kit , 250 Preps

Chaotropic Free ezFilter 96-well Plasmid Miniprep

Chaotropic Free ezFilter 96-well Plasmid Miniprep (PD1816-00) by MBP is a high-throughput 96-well plasmid miniprep kit using a 96-well filter plate to clear lysate, with a chaotropic-free formulation. Available in 1&times;96 (PD1816-00), 4&times;96 (PD1816-01), and 20&times;96 (PD1816-02) prep sizes.

Chaotropic Free ezFilter 96-well Plasmid Miniprep, 1x96 Preps

Chaotropic Free ezFilter 96-well Plasmid Miniprep, 4x96 Preps

Chaotropic Free ezFilter 96-well Plasmid Miniprep, 20x96 Preps

Endofree ezFilter 96-well plasmid Miniprep Kit

Endofree ezFilter 96-well Plasmid Miniprep Kit (PD1818-00) by MBP removes endotoxin by a simple bind/wash step with no phase partitioning, delivering &lt;0.1 EU per µg DNA. Available in 1&times;96 (PD1818-00), 4&times;96 (PD1818-01), and 20&times;96 (PD1818-02) prep sizes.

Endofree ezFilter 96-well plasmid Miniprep Kit, 1x96 Preps

Endofree ezFilter 96-well plasmid Miniprep Kit, 4x96 Preps

Endofree ezFilter 96-well plasmid Miniprep Kit, 20x96 Preps

HP Plasmid Mini Kit

HP Plasmid Mini Kit (PD1711-00) by MBP uses a proprietary DNA binding system for high efficient reversible binding to a mini column. Proteins and impurities removed by wash buffer; eluted with sterile water or elution buffer. Available in 4 (PD1711-00), 50 (PD1711-01), and 250 (PD1711-02) prep sizes.

HP Plasmid Mini Kit , 4 Preps

HP Plasmid Mini Kit , 50 Preps

HP Plasmid Mini Kit , 250 Preps

M13 Isolation Kit

M13 Isolation Kit (PD1316-00) by MBP is a spin-column kit for isolating high-purity M13 bacteriophage single-stranded DNA from bacterial cultures. Kit includes DNA mini columns, collection tubes, and all required buffers. Available in 4 (PD1316-00), 50 (PD1316-01), and 250 (PD1316-02) prep sizes. Ships ambient.

M13 Isolation Kit , 4 Preps

M13 Isolation Kit , 50 Preps

M13 Isolation Kit , 250 Preps

Plasmid Miniprep Kit I

Plasmid Miniprep Kit I (PD1211-00) by MBP uses a proprietary DNA binding system for high efficient reversible binding to a mini column. Proteins and impurities removed by wash buffer; eluted with sterile water or elution buffer. Available in 4 (PD1211-00), 50 (PD1211-01), and 250 (PD1211-02) prep sizes.

Plasmid Miniprep Kit I, 4 Preps

Plasmid Miniprep Kit I, 50 Preps

Plasmid Miniprep Kit I, 250 Preps

Plasmid Miniprep Kit II

Plasmid Miniprep Kit II (PD1213-00) by MBP uses proprietary ezBind™ matrix technology for efficient plasmid DNA purification from bacterial cultures, eluting with sterile water or Elution Buffer. Available in 4 (PD1213-00), 50 (PD1213-01), and 250 (PD1213-02) prep sizes. Ships ambient.

Plasmid Miniprep Kit II , 4 Preps

Plasmid Miniprep Kit II , 50 Preps

Plasmid Miniprep Kit II , 250 Preps

ezFlow Endofree Plasmid Miniprep Kit

ezFlow Endofree Plasmid Miniprep Kit (PD1220-00) by MBP uses a proprietary DNA binding system for high efficient reversible binding to a mini column. Proteins and impurities removed by wash buffer; eluted with sterile water or elution buffer. Available in 4 (PD1220-00), 50 (PD1220-01), and 250 (PD1220-02) prep sizes.

ezFlow Endofree Plasmid Miniprep Kit, 4 Preps

ezFlow Endofree Plasmid Miniprep Kit, 50 Preps

ezFlow Endofree Plasmid Miniprep Kit, 250 Preps

ezFlow Endofree Plasmid Miniprep Kit II

ezFlow Endofree Plasmid Miniprep Kit II (PD1222-00) by MBP uses a proprietary DNA binding system for high efficient reversible binding to a mini column. Proteins and impurities removed by wash buffer; eluted with sterile water or elution buffer. Available in 2 (PD1222-00), 50 (PD1222-01), and 250 (PD1222-02) prep sizes.