sample washing

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• Sample preparation (mass spectrometry) — The sample preparation for mass spectrometry is used for the optimisation of a sample for the analysis in a mass spectrometer (MS).These have depending on their ion source different requirements for volume, concentration, and composition of the… …   Wikipedia

• sample preparation — ▪ chemistry Introduction  in analytical chemistry (chemistry), the processes in which a representative piece of material is extracted from a larger amount and readied for analysis. Sampling and sample preparation have a unique meaning and special …   Universalium

• Gravimetric analysis — Infobox chemical analysis name = Gravimetric analysis caption =Analytical balance acronym = classification =Gravimetric analytes = Solids Liquids manufacturers = related = Precipitation Titration hyphenated = Gravimetric analysis describes a set… …   Wikipedia

• Immunoprecipitation — (IP) is the technique of precipitating a protein antigen out of solution using an antibody that specifically binds to that particular protein. This process can be used to isolate and concentrate a particular protein from a sample containing many… …   Wikipedia

• ELISA — Enzyme Linked ImmunoSorbent Assay, also called ELISA, Enzyme ImmunoAssay or EIA, is a biochemical technique used mainly in immunology to detect the presence of an antibody or an antigen in a sample. The ELISA has been used as a diagnostic tool in …   Wikipedia

• Sperm donation — is the provision (or ‘donation’) by a man, (known as a ‘sperm donor’), of his sperm, with the intention that it be used to impregnate a woman who is not usually the man s sexual partner, in order to produce a child. A sperm donor is the natural… …   Wikipedia

• Pre-ejaculate — on head of human penis Pre ejaculate (also known as pre ejaculatory fluid, preseminal fluid, or Cowper s fluid, and colloquially as pre cum) is the clear, colorless, viscous fluid that emits from the urethra of a man s penis when he is sexually… …   Wikipedia

• Ogri — Author(s) Paul Sample Current status / schedule Running Syndicate(s) Back Street Heroes magazine Publisher(s) Ocean Media Group Limited, London Ogri is a cartoon character of a British …   Wikipedia

• DNA microarray — A DNA microarray (also commonly known as gene chip, DNA chip, or biochip) is a collection of microscopic DNA spots attached to a solid surface. Scientists use DNA microarrays to measure the expression levels of large numbers of genes… …   Wikipedia

• Semen quality — is a measure of the ability of semen to accomplish fertilisation. Thus, it is a measure of fertility in a man. It is the sperm in the semen that are of importance, and therefore semen quality involves both sperm quantity and sperm… …   Wikipedia

• Culture — For other uses, see Culture (disambiguation). Petroglyphs in modern day Gobustan, Azerbaijan, dating back to 10 000 BCE indicating a thriving culture …   Wikipedia