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how to make sodium citrate in 10% ethanol for DNA extraction

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Q: What does sodium citrate do in DNA extraction?
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What is the function sodium perchlorate in extraction DNA from blood?

Sodium perchlorate is used to deproteinize your DNA preps. At high concentrations, Na perchlorate will remove SDS and associated proteins and prevent proteins from precipitating with your nucleic acid in your ethanol ppt step.


What is the function of liquid detergent in genomic DNA extraction?

Liquid detergent used in the genomic DNA extraction, emulsify plasma membrane and nuclear membrane promoting lysis. SDS (Sodium Dodecyl Sulphate) is an anionic detergent used in DNA extraction. It removes the positive ions from the proteins, due to this protein loses its conformation and gets destroyed thus the cell membrane gets damaged and cell gets broken.


What tube is use to collect blood for DNA?

Light yellow top tube contains the additive sodium polyanethol sulfonate (SPS) or acid citrate dextrose additives. This tube is used for blood bank studies, human leukocyte antigen (HLA) phenotyping, DNA, and paternity testing.


What does salt do in DNA extraction?

The salt neutralizes the DNA's negative charge with its positive charge while the DNA precipitates.


Why pH of Simmon's citrate agar increase if citrate is utilized?

This is due to the production of oxalacetic acid and acetate, when the enzyme citrase acts on the citrate. the oxalacetic acid and acetate is enzymatically converted to pyruvic acid and carbon dioxide. the carbon dioxide combines with sodium and water forming sodium carbonate which in turns makes the medium alkaline.