long chain


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long chain

in bacteriology, a continuous line of more than eight cells.

long chain

Chemistry
adjective Referring to a polymer of sugars, amino acids or fatty acids that is longer than a short or medium chain, and is defined by the family of compounds to which it belongs. For example, short-chain fatty acids have 6 or fewer carbons, medium-chain fatty acids are 6 to 12 carbons and long-chain fatty acids have more than 12 carbons. 

Microbiology
adjective Referring to a catenation with eight bacteria in a row.
References in periodicals archive ?
With decreasing degrees of long chain branching, the maxima in the weighted spectra are lowered and shifted to shorter relaxation times.
Johannesburg [South Africa], Jan 2 ( ANI ): Lewis Hamilton, a four-time Formula One world champion, and often considered the best driver of his generation, believes that he is just a "small link in a long chain" rather than a leader of the Mercedes team.
A strain sweep was then used to investigate the presence and degree of long chain branching between the two samples, shown in figure 2.
Treatment with VK0214 produced robust and durable reductions in plasma levels of the lysophosphatidylcholine (LPC) derived C26:0, C24:0, C22:0 and C20:0 very long chain fatty acid esters throughout the study.
However, Source-Omega's founding scientist discusses that the study did not separately track vegetarians or vegans who use omega-3 supplements along with their diets to get peak levels of long chain omega-3s.
This extract was found to contain 33.267% of the nonadecan-4-ol and 20.51% of a long chain ketone in addition to various quantities of the long chain nitrogenous compounds.
However, none produce blends of polyethylene with long chain branches.
8,491,875 B2; Kao Corporation, Tokyo, has patented a volumizing shampoo that contains surfactant selected from anionic surfactants, amphoteric surfactants, zwitterionic surfactants, and mixtures thereof; a waxy material having a melting point of from about 55[degrees]C to about 75[degrees]C selected from natural waxes of animal or plant origin; alkyl-modified dimethicones, copolymers of vinyl pyrrolidone and long chain alpha-olefins, synthetic wax/highly branched polyalpha--olefin polymers, and mixtures thereof; and water.
The child was started on the MCT-based dietary formula treatment (Monogen[R] Nutricia, North America) containing 90% MCT and 10% long chain triglycerides (LCT), with subsequent improvement in the general condition and cardiac function.
MEDLINE Medical Subject Heading (MeSH) terms used were "omega 3 fatty acids" AND "prostate neoplasm." Common keyword searches were "prostate cancer," "carcinoma," "neoplasm," "tumor," "omega," "long chain fatty acids" and "polyunsaturated." References from studies that met our inclusion criteria and review articles or textbooks were searched for potentially relevant titles.
Derived exclusively from algae, this combination of long chain omega 3s delivers numerous heart health benefits.
When a person donates a kidney to a broad pool of potential recipients, that single altruistic act can kick off a long chain of donations that leads to more transplants for hard-to-match patients, a mathematical analysis concludes.