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Consumer-resource interactions are a central issue in evolutionary and community ecology because they play important roles in selection and population regulation. Most consumers encounter resource variation at multiple scales, and respond through phenotypic plasticity in the short term or evolution...
ORGANISM(S): Daphnia pulex 

Marine viruses play a key role in regulating phytoplankton populations, greatly affecting the biogeochemical cycling of major nutrients in the ocean. Resistance to viral infection has been reported for various phytoplankton species under laboratory conditions. Nevertheless, the occurrence of resi...

2023-06-12 | MTBLS3323 | MetaboLights
Methionine adenosyltransferase 1a (Mat1a) is responsible for hepatic biosynthesis of S-adenosyl-L-methionine (SAMe), the principal cellular methyl donor. Mat1a -/- mice have decreased hepatic SAMe levels, and spontaneously develop nonalcoholic steatohepatitis (NASH) which can be reversed with exogen...
ORGANISM(S): Homo Sapiens Mus Musculus 

BACKGROUND: Large-scale, placebo-controlled trials established that nonsteroidal anti-inflammatory drugs confer a cardiovascular hazard: this has been attributed to depression of cardioprotective products of cyclooxygenase (COX)-2, especially prostacyclin. An alternative mechanis...

2019-08-22 | MTBLS680 | MetaboLights
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