Results 61 to 70 of about 17,229 (228)

Targeting Carboxylesterase 2 Activity for Predicting and Improving Response to Pancreatic Cancer Treatment [PDF]

open access: yes, 2023
Pancreatic ductal adenocarcinoma is an aggressive form of cancer, with low patient survival rates. Irinotecan, a key chemotherapeutic drug, is activated by carboxylesterase 2, which has been established as a predictive and prognostic biomarker of patient
Kailass, Karishma
core  

The effect of the insecticide dichlorvos on esterase activity extracted from the psocids, Liposcelis bostrychophila and L. entomophila

open access: yesJournal of Insect Science, 2004
The inhibition kinetics of dichlorvos on carboxylesterase and acetylcholinesterase (AChE) activity extracted from Liposcelis bostrychophila and L. entomophila (Psocoptera: Liposcelididae) were compared. The results showed that L.
Jin-Jun Wang, Wei-Xia Cheng, Zhi-Mo Zhao
doaj  

A Simulation Study of Inhibition Assay With Theophylline on the Enzymatic Hydrolysis of p‐Nitrophenyl Phosphate With Alkaline Phosphatase in a Continuous Mode of Electrophoretically Mediated Microanalysis

open access: yesELECTROPHORESIS, EarlyView.
Inhibition assays in in‐capillary continuous enzymatic reaction were simulated using a MATLAB matrix. The enzymatic hydrolysis of p‐nitrophenyl phosphate (S) with alkaline phosphatase (ALP) was adopted as a model enzymatic reaction, where theophylline (I) was used as a model inhibitor.
Toshio Takayanagi   +2 more
wiley   +1 more source

Acyl-Coenzyme A:Cholesterol O -Acyltransferase Is Not Identical to Liver Microsomal Carboxylesterase [PDF]

open access: yes, 1996
Acyl-coenzyme A (CoA):cholesterol O -acyltransferase (ACAT) is responsible for esterification of cholesterol in the cell. The enzyme has never been purified, but two cDNA sequences coding for this enzyme were recently reported ...
Ingemar Björkhem   +3 more
core   +1 more source

Effects of Inoculants Producing Antifungal and Carboxylesterase Activities on Corn Silage and Its Shelf Life against Mold Contamination at Feed-Out Phase

open access: yesMicroorganisms, 2021
The present study aimed to investigate effects of dual-purpose inoculants (antifungal and carboxylesterase activities) not only on corn silage quality, but also its shelf life against mold contamination at feed-out phase.
Dimas Hand Vidya Paradhipta   +8 more
doaj   +1 more source

Antarctic soil microbiomes encode structurally conserved and phylogenetically diverse beta‐lactamases

open access: yesiMetaOmics, EarlyView.
An integrative metagenomic framework combining sequence, structural, and functional inference reveals a phylogenetically diverse and structurally conserved repertoire of putative beta‐lactamases across Antarctic soil microbiomes, with predominance of class A and subclass B3 enzymes and limited but detectable associations with mobile genetic elements ...
José Coche‐Miranda   +8 more
wiley   +1 more source

Identification of resistant carboxylesterase alleles in Culex pipiens complex via PCR-RFLP [PDF]

open access: yes, 2012
Background Carboxylesterase overproduction is a frequently observed resistance mechanism of insects to organophosphate insecticides. As a major transmitter of human diseases, mosquitoes in the Culex pipiens complex have evolved 13 carboxylesterase ...
Zhang Hanying   +3 more
core   +1 more source

Stereoselective Biotransformation: Transfer of Learning to Advance Drug Metabolism and Biocatalysis

open access: yesAngewandte Chemie, Volume 138, Issue 25, 15 June 2026.
Understanding stereoselective biotransformations has implications for predicting drug disposition and response and may also inspire novel biocatalytic and biomimetic strategies to address challenges in metabolite and API synthesis. ABSTRACT Chirality is an important determinant of drug action, as enantiomers can exhibit markedly different ...
Grace A. Okunlola, Godwin A. Aleku
wiley   +2 more sources

Identification and biochemical characterization of a carboxylesterase gene associated with β-cypermethrin resistance in Dermanyssus gallinae

open access: yesPoultry Science
: Dermanyssus gallinae is a major hematophagous ectoparasite in layer hens. Although the acaricide β-cypermethrin has been used to control mites worldwide, D. gallinae has developed resistance to this compound.
Xuedi Zhang   +6 more
doaj   +1 more source

Biodegradation of Free Gossypol by Helicoverpa armigera Carboxylesterase Expressed in Pichia pastoris

open access: yesToxins, 2022
Gossypol is a polyphenolic toxic secondary metabolite derived from cotton. Free gossypol in cotton meal is remarkably harmful to animals. Furthermore, microbial degradation of gossypol produces metabolites that reduce feed quality.
Li Zhang   +6 more
doaj   +1 more source

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