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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1985-6-13
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pubmed:abstractText |
Ways in which chemical techniques could be applied to the understanding of neural systems, their functioning and their disorders were devised only gradually during the present century. In a particularly successful procedure, now termed assay-guided isolation, neural defects were made good by means of tissue-extracts and the restoration of function was established as an assay-system to guide the chemical separation and identification of the active tissue constituent. Thiamin was so isolated, using an experimental polyneuritis assay; subsequent instances among other metabolites, hormones, neurotransmitters and nerve growth factors are recounted. Procedures of assay-guided characterization ensured that links were retained between specific, sparsely-occurring substances and chosen aspects of their biological roles while their chemical nature was first explored and then established. The procedures discouraged the too-facile postulating of hypothetical molecules and contributed to the distinctiveness of neurochemistry as a subject within the neurosciences.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
|
pubmed:status |
MEDLINE
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pubmed:month |
Feb
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pubmed:issn |
0033-2917
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
15
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
15-26
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:3887447-Animals,
pubmed-meshheading:3887447-Brain Chemistry,
pubmed-meshheading:3887447-Europe,
pubmed-meshheading:3887447-History, 19th Century,
pubmed-meshheading:3887447-History, 20th Century,
pubmed-meshheading:3887447-Humans,
pubmed-meshheading:3887447-Neurochemistry,
pubmed-meshheading:3887447-Thiamine Deficiency,
pubmed-meshheading:3887447-United States
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pubmed:year |
1985
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pubmed:articleTitle |
Assay-guided isolation of naturally-occurring neuroactive substances.
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pubmed:publicationType |
Journal Article,
Historical Article
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