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Laboratory in Biological Definition

Apoptosis

... in the late 1950s in what was to become the laboratory of Molecular Biology (LMB) in Cambridge, UK. It ... graduate student Shai Shaham working in Horvitz's laboratory identified ICE as the mammalian counterpart of ... similar to CED-4 was identified, as well, at the laboratory of Xiaodong Wang (Department of Biochemistry, ...

Artificial life

... as Artificial Life I) at the Los Alamos National laboratory in 1987 . Contents ... reaction of real termites to identical changes in laboratory colonies, and refined their theories about the ... (a basic research section of Los Alamos National laboratory ), just as its star chaos theorist Mitchell ...

Colchicine

... 2.2 Colchicine as medicine 2.3 Toxicity 2.4 laboratory use 3 External links History ... failure can follow. There is no antidote. laboratory use In laboratory setting colchicine is also used for inducing ...

Genetic fingerprinting

... billion (100,000,000,000). However, the rate of laboratory error may be much higher than this, and often actual laboratory procedures do not reflect the theory under which ... bands in precisely the same location, but a laboratory worker may conclude that similar -- but not ...

James D. Watson

... work. In 1952 , he started at Cavendish laboratory , where he met Francis Crick . Building on the ... serves as chancellor of the Cold Spring Harbor laboratory in Cold Spring Harbor, New York . Watson ... James D. Watson, Ph.D. - Cold Spring Harbor laboratory ...

Blood plasma

... the oncotic pressure of the blood. laboratory use of plasma and serum For purposes of laboratory tests, plasma is obtained from whole blood. To ... subsequent analysis. For many biochemical laboratory tests, plasma and blood serum can be used ...

Virus

... 6 Origins 7 Human viral diseases 7.1 laboratory diagnosis of pathogenic viruses 7.2 Prevention ... case nurse Mayinga N.), and Ebola-Reston. laboratory diagnosis of pathogenic viruses Detection and ... of viruses from patients is a very specialised laboratory subject. Normally it requires the use of large ...

Alcohol

... Toxicity 8 Chemistry of alcohols 8.1 Preparation 8.1.1 laboratory 8.1.2 Industrial 8.2 Reactions 8.2.1 Deprotonation ... as a substrate . Chemistry of alcohols Preparation laboratory There are three common methods: From alkyl halides : react with ...

Gel electrophoresis

... to polyacrylamide, is a neurotoxin and needs to be handled using Good laboratory Practices (GLP) to avoid poisoning. The second part, " electrophoresis ... blotting Western blotting External links Biotechniques laboratory electrophoresis demonstration , from the University of Utah's Genetic ...

Gel electrophoresis

... to polyacrylamide, is a neurotoxin and needs to be handled using Good laboratory Practices (GLP) to avoid poisoning. The second part, " electrophoresis ... blotting Western blotting External links Biotechniques laboratory electrophoresis demonstration , from the University of Utah's Genetic ...

Genome project

... 21st century , including: Homo sapiens Humans Mus musculus laboratory mouse Rattus norvegicus laboratory rat Chimp (Pan troglidans) Rhesus Macaque Rhesus monkey ...

Oswald Avery

... used. The R strain is harmless, while the S strain causes pneumonia in laboratory mice . Substances were available to remove various organic compounds ... tries to." Nobel laureate Joshua Lederberg stated that Avery and his laboratory provided "the historical platform of modern DNA research" and "betokened ...

Bioinformatics

... Project Organizations European Bioinformatics Institute National Center for Biotechnology Information European Molecular Biology laboratory Open Bioinformatics Foundation: umbrella non-profit organization focused on supporting open source programming in bioinformatics The ...

Biologist

... processes. Some biologists work in management positions coordinating or supervising reseach. Technicians perform specialized tasks using laboratory equipment. (U.S. Department of Labor.) Training Many positions in biology as a field require an academic degree . A PhD (or equivalent) is ...

Cancer

... emerging from randomized controlled trials designed to test whether interventions suggested by the epidemiologic studies, as well as leads based on laboratory research, result in reduced cancer incidence and mortality. Additional examples of modifiable cancer risk factors include alcohol consumption ...

Cellulose

... to make cellophane and rayon , and more recently Modal , a textile derived from beechwood cellulose. Cellulose is also used within the laboratory as a solid-state substrate for thin layer chromotography . Chemistry Cellulose monomers (beta-glucose) are linked together through 1,4 ...

Chromatography

... similar to paper chromatography with the advantage of faster runs, better separations, and the choice between different adsorbents. TLC is a standard laboratory method in organic chemistry . Because of its simplicity and speed TLC is often used for monitoring chemical reactions and for the qualitative ...

Bioinformatics

... Project Organizations European Bioinformatics Institute National Center for Biotechnology Information European Molecular Biology laboratory Open Bioinformatics Foundation: umbrella non-profit organization focused on supporting open source programming in bioinformatics The ...

Diabetes mellitus

... is normal until late in the process, when obtundation may progress to coma . The dehydration can become severe enough to cause shock . laboratory tests typically show hyperglycemia , metabolic acidosis , normal or elevated potassium , and severe ketosis. Many other tests can be affected. ...

Dialysis

... This article is about clinical dialysis; for the laboratory technique, see Dialysis (biochemistry) In medicine , dialysis is a method for removing waste such as urea from the blood when the ...

Ploidy

... = simplification) is the process of creating a haploid cell from a diploid cell. This is a laboratory procedure that forces a normal cell to spit out half of its chromosome content, leaving just one set. In mammals this renders this cell equal to ...

Digital organism

... was deprived of all computational resources . However, programs in the Core War game did not mutate. Steen Rasmussen at Los Alamos National laboratory took the idea from Core War one step further in his core world system. He introduced mutations, in the form of random changes in the instructions ...

DNA

... also benefit from the lower cost of replicating one strand versus two. The history of DNA research James Watson in the Cavendish laboratory at the University of Cambridge The discovery that DNA was the carrier of genetic information was a process which required many earlier ...

Evolution

... of what constitutes a 'macroevolutionary' change. Mutations to existing species resulting in entirely new species have been observed in the laboratory and in the field. The relation between microevolution and macroevolution can be summed up as such: macroevolution is the long-term result of many ...

Experimental evolution

... field of experimental evolution is concerned with testing the theory of evolution in controlled experiments . Evolution can be observed in the laboratory as organisms adapt to new environmental conditions. With modern microbiological tools, it is possible to pinpoint the mutations that selection ...

Francis Crick

... magnetic and acoustic mines . He began studying biology after the war's end. In 1951 , he started working with James D. Watson at Cavendish laboratory at the University of Cambridge in England. Building on the X-ray research of Rosalind Franklin , they together developed the proposal of the ...

Ploidy

... = simplification) is the process of creating a haploid cell from a diploid cell. This is a laboratory procedure that forces a normal cell to spit out half of its chromosome content, leaving just one set. In mammals this renders this cell equal to ...

Isozyme

... that the enzymes are still functional after separation (native gel electrophoresis ), and provides the greatest challenge to using isozymes as a laboratory technique. Isozymes and allozymes as molecular markers Population genetics is essentially a study of the causes and effects of genetic ...

Long-term potentiation

... . In humans the hippocampus is located in the medial temporal lobe . LTP was first observed by Terje Lmo in 1966 in the Oslo , Norway , laboratory of Per Andersen [20] . He tested the spatial memory of two groups of rats, one whose hippocampi were bathed in the NMDA receptor blocker APV , ...

Microscope

... See also Angular resolution How to prepare an onion cell slide Microscope image processing Microscope slide Microscopy laboratory in: A Study Guide to the Science of Botany at Wikibooks Telescope External links Micscape - a monthly magazine directed towards ...

Parthenogenesis

... Birkhauser. ISBN 0817618074 . External links Parthenogenesis of Mice at Nature.com Reproductive behavior in whiptails at Crews laboratory Types of asexual reproduction ...

Plasmolysis

... an area of lower water concentration outside the cell. It is unlikely to occur in nature, except in severe conditions. Plasmolysis is induced in the laboratory by immersing a plant cell in a strongly saline (salty) or sugary solution , so that water is lost by osmosis . If onion epidermal (outer) ...

Primer

... is a short strand of RNA . This RNA is produced by an RNA polymerase , and is later removed and replaced with DNA by a DNA polymerase. Many laboratory techniques of molecular biology that involve DNA polymerases, such as DNA sequencing and polymerase chain reaction (PCR), require primers. The ...

Proteomics

... Publishers, New York. ISBN 1859962734 .(covers almost all branches of proteomics) Westermeier, R. and T. Naven. 2002. Proteomics in practice: a laboratory manual of proteome analysis. Wiley-VCH, Weinheim. ISBN 3527303545 .(focused on 2D-gels, good on detail) Liebler, D. C. 2002. Introduction to ...

Restriction enzyme

... or close to the recognition sequence. The vast majority of known restriction enzymes are of type II, and it is these that find the most use as laboratory tools. Naming Restriction enzymes are named based on the bacteria in which they are isolated in the following manner: E ...

Restriction fragment length polymorphism

... contexts: as a characteristic of DNA molecules (arising from their differing nucleotide sequences) by which they may be distinguished, and as the laboratory technique which uses this characteristic to compare DNA molecules. The technique is utilized in genetic fingerprinting and paternity testing . ...

Vesicular stomatitis virus

... well-known Rabies virus belongs to the same family. VSV can infect insects and mammals . It is considered harmless to humans, and is a common laboratory virus used to study the properties of viruses in the Rhabdoviridae family, as well as to study virus evolution . VSV is an arbovirus : Natural ...

Astrobiology

... life . It also includes the concept of artificial life , since any life form that might naturally evolve elsewhere could conceivably be created in a laboratory using a future technology. It might be difficult to tell whether a truly strange life form had in fact arisen in space, or was designed much nearer ...
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