Cell Lysate Template

A cell lysate template is a structured guide for documenting or performing the preparation of cell lysates, mixtures produced when cells are disrupted to release their internal contents for analysis. Lysis uses physical, chemical, or enzymatic conditions to break cellular membranes, followed by clarification steps that remove insoluble debris while preserving target molecules such as DNA, RNA, or proteins. In genetics, standardized lysate preparation supports nucleic acid analysis, PCR-based assays, genotyping, and related molecular workflows. Consistent recording of sample identity, lysis conditions, and processing steps improves reproducibility, enables comparison across experiments, and helps researchers troubleshoot variation in downstream results.

Cell Lysate Template - Related Videos

Research

JoVE Journal - Biochemistry

Cell-Free In Vitro mRNA Translation In Drosophila Lysates

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2026

Here, we provide details on how to prepare lysates and perform in vitro translation using Drosophila embryos.

Extracting Host Cell Lysate from Infected Host Cells Cultured in a Permeable Membrane System

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2025

This video demonstrates a permeable membrane insert system to investigate the impact of bacterial toxins on host cells in a controlled and isolated manner. This approach allows for the selective exposure of the cells to the toxins while maintaining a physical separation that mimics the natural host-pathogen interaction.

Education

JoVE Core - Molecular Biology

DNA as a Genetic Template

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2020

Two structural features of the DNA molecule provide a basis for the mechanisms of heredity: the four nucleotide bases and its double-stranded nature. The Watson-Crick model of double-helical DNA structure, proposed in 1952, drew heavily upon the X-ray crystallography work of researchers Rosalind Franklin and Maurice Wilkins. Watson, Crick, and Wilkins jointly received the Nobel Prize in Physiology or Medicine for their work in 1962. Franklin was, controversially, excluded from the prize for...

Purification of Bacteriophages from Bacterial Lysate

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2026

Source: Pett, N., et al. T4 Bacteriophage and E. coli Interaction in the Murine Intestine: A Prototypical Model for Studying Host-Bacteriophage Dynamics In Vivo. J. Vis. Exp. (2024)This video demonstrates the purification of bacteriophages from bacterial cell lysates using sequential centrifugation, membrane filtration, chloroform extraction, centrifugal filtration, and buffer exchange to obtain a purified phage preparation.

Preparation of Pooled Human Platelet Lysate (pHPL) as an Efficient Supplement for Animal Serum-Free Human Stem Cell Cultures

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Cited by 133 •

2009

Human platelet lysate is a rich source of growth factors and a potent supplement in cell culture. This protocol presents the process of preparing a large pool of human platelet lysate by starting from platelet rich plasma, performing several freeze-thaw cycles and depleting the platelet fragments.

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