Plasmid Midiprep Kit

Plasmid Midiprep Kit Specification

Processing Time
less than 60 min

RNase Included
Yes

Sample Size
1-50 ml culture

Buffer Included
Yes

Spin Column
Silica membrane technology

Format
Column-based purification

Binding Capacity
100 g DNA/column

Yield
up to 100 g DNA

Elution Volume
200500 l

About Plasmid Midiprep Kit

Product Description

SPINeasy Plasmid Midiprep Kit is a silica-membrane spin-column kit for the purification of high-copy and low-copy number plasmid DNA from 25 50 mL of transformed bacterial culture. Using our specially formulated buffers, bacterial cells are disrupted by alkaline lysis to release plasmid DNA. Cell debris, such as chromosomal DNA and proteins, are precipitated by neutralization and cleared through centrifugation. Subsequently, plasmid DNA in the lysate supernatant is adsorbed on a silica membrane, washed and eluted in a convenient process using the spin column technology. Up to 1 mg of plasmid DNA can be purified through this simple workflow, which is immediately ready for routine molecular biology laboratory applications.

Kit performance

Figure 1: Agarose gel electrophoresis result of pcDNA3.1 plasmid DNA extracted using the SPINeasy Plasmid Midiprep Kit with downstream molecular applications. M: DNA marker; Lane 1: Purified plasmid DNA; Lane 2: Plasmid digested with two single cut restriction enzymes, yielding two bands; Lane 3: PCR of plasmid, producing a band of the expected amplicon size; Lane 4: PCR negative control.

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Application Notes

The SPINeasy Plasmid Midiprep Kit is a silica membrane spin column kit for the purification of high-copy and low-copy number plasmid DNA from 25 50 mL of transformed bacterial cultures.

Usage Statement

Research Use Only (RUO).

Key Applications

In-vitro transcription, cloning, NGS, PCR, qPCR, restriction digestion, transformation, Genomics, Molecular Biology

Fast and Streamlined Workflow

With a processing time of less than 60 minutes, the Plasmid Midiprep Kit accelerates laboratory productivity. The kit comes with all essentials, including buffers and RNase, streamlining every step from cell lysis to DNA elution. Minimal handling and easy-to-follow protocols ensure reproducibility from sample to sample.

Optimized for High Yields

Obtain up to 100 g of plasmid DNA per column, sufficient for most molecular biology needs. The silica membrane-based spin column ensures high binding capacity and efficient recovery from even large-volume cultures, ranging from 1 ml to 50 ml, offering exceptional flexibility.

FAQ's of Plasmid Midiprep Kit:

Q: How does the Plasmid Midiprep Kit purify DNA?

A: This kit uses silica membrane spin columns, which selectively bind DNA while impurities are washed away using included buffers. RNase is provided to remove RNA, resulting in high-purity plasmid DNA after elution.

Q: What sample volumes are compatible with this kit?

A: The kit efficiently processes bacterial cultures from 1 ml up to 50 ml, making it suitable for a variety of plasmid preparation needs, from small-scale to midiprep applications.

Q: When should I use this Midiprep Kit over a Miniprep Kit?

A: Opt for the Midiprep Kit when you require higher yields (up to 100 g DNA) or are working with larger culture volumes beyond the capacity of Miniprep kits, such as plasmid preps for transfection or cloning.

Q: Where is this Plasmid Midiprep Kit available for purchase?

A: The kit is offered by manufacturers, suppliers, and traders across India. It can be obtained from scientific supply companies specializing in molecular biology products.

Q: What is the process for using this kit?

A: Typically, you harvest bacteria, lyse the cells, add RNase, pass the lysate through the silica spin column, perform wash steps, and finally elute the purified DNA with 200-500 l elution buffer. Detailed instructions are included in the kit.

Q: What benefits does this kit offer for routine plasmid isolation?

A: Its rapid processing time, high yield, flexibility in culture volumes, and inclusion of key reagents like buffers and RNase make it an ideal choice for reliable and reproducible plasmid DNA preparations.

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