Results 281 to 290 of about 3,149,059 (351)

THE EFFECT OF ENZYME PREPARATIONS (PHYTASE, XYLANASE) ON ENERGY METABOLISM IN BROILER CHICKENS

open access: diamond
Tulaganova Umida Tolibjon qizi   +3 more
openalex   +1 more source

Acetoacetate Decarboxylase. Preparation of the Enzyme*

open access: yesBiochemistry, 1966
Crystalline acetoacetate decarboxylase can be prepared from Clostridium acetobutylicum by the following steps: Preparation of an acetone powder from the bacteria, extraction of this powder at pH 5.9, precipitation of the enzyme at pH 3.8, a single fractionation with ammonium sulfate, and chromatography over diethylaminoethylcellulose, followed by ...
Zerner, Burt   +4 more
openaire   +5 more sources

Ca2+-Based Metal-Organic Framework as Enzyme Preparation to Promote the Catalytic Activity of Amylase

open access: yesMaterials Today Chemistry, 2023
International audienceEnzyme preparation can protect the enzyme conformation in storage, transportation, and operation process, but excessive additives can affect enzyme performance.
Yu Wang, Suming Li
exaly   +2 more sources
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Enzymic Activities of Commercial Preparations of Pancreatic Enzymes

Scottish Medical Journal, 1977
The enzymic activities of 20 commercial pancreatic extracts have been measured by standard (F.I.P.) methods of assay and the activities have been compared with a standard preparation of pancreatin supplied by the British Pharmacopoeia Commission. A wide range of enzymic activities was found.
S, Drummond   +3 more
openaire   +2 more sources

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