biocatalyst


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bi·o·cat·a·lyst

(bī'ō-kat'ă-list),
A substance of biologic origin that can catalyze a reaction, for example, an enzyme.
Farlex Partner Medical Dictionary © Farlex 2012

biocatalyst

(bī′ō-kăt′l-ĭst)
n.
A substance, especially an enzyme, that initiates or modifies the rate of a chemical reaction in a living body; a biochemical catalyst.

bi′o·cat′a·lyt′ic (-kăt′l-ĭt′ĭk) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

biocatalyst

Any substance, typically an enzyme, to start, modify or maintain a chemical reaction in a living system.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

biocatalyst

(bī-ō-kăt′ă-lĭst) [″ + katalyein, to dissolve]
An enzyme; a biochemical catalyzer.
Medical Dictionary, © 2009 Farlex and Partners
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References in periodicals archive ?
Obbard, "A newly isolated fungal strain used as whole-cell biocatalyst for biodiesel production from palm oil," Global Change Biology Bioenergy, vol.
Parameters such as reaction temperature, water content, pH of the reaction media, and the enzyme/support (biocatalyst) content have been optimized.
where [Y.sub.1] and [Y.sub.2] are the biodiesel yields from transesterification processes using biocatalyst prepared from MS and CS, respectively.
Biocatalysts are unsurpassable when it comes to selectivity and distinguishing between subtle differences within a molecule.
To create a single macroscopic phase without affecting biomolecule activity, the selection and/or modification of the biocatalyst is the first step forward in harnessing biomaterials in functional coatings (Figure 1).
Entrapment of enzymes is an essential step to develop biocatalysts towards an immobilized bioreactor technology (Braun et al., 1992).
In an attempt to evaluate the transesterification reaction by a biocatalyst with high lipase loading, a further experiment was performed and the results were compared with those attained by the biocatalyst with low lipase loading.
The researchers' data demonstrate that yeast is a better biocatalyst for flavonoid biosynthesis, displaying in some cases a 10-fold higher production yield compared to prokaryotic E.
Rapid gains will also be recorded in biocatalyst applications, according to the study.
The other is Genencor International, which is developing the biocatalyst for the process at its Palo Alto, CA research center.
coli inner membrane transport for improved efflux of biofuel molecules, and generating phenotypic diversity in a fungal biocatalyst. ([umlaut] Ringgold, Inc., Portland, OR)