Results 71 to 80 of about 2,932 (166)

Legume genome structures and histories inferred from Cercis canadensis and Chamaecrista fasciculata genomes

open access: yesThe Plant Journal, Volume 126, Issue 5, June 2026.
SUMMARY The legume family originated ca. 60–65 million years ago and soon diversified into at least six lineages (now extant subfamilies). The signal of whole genome duplications (WGD) is apparent in species sampled from all six subfamilies. The early diversification has posed difficulties for resolving the legume backbone structure and the timing of ...
Hyun‐oh Lee   +24 more
wiley   +1 more source

Determination of Inorganic Cations and Anions in Chitooligosaccharides by Ion Chromatography with Conductivity Detection

open access: yesMarine Drugs, 2017
Chitooligosaccharides (COSs) are a promising drug candidate and food ingredient because they are innately biocompatible, non-toxic, and non-allergenic to living tissues.
Lidong Cao   +6 more
doaj   +1 more source

Acetylation Activity and Specificity of Peptidoglycan Deacetylase BsPdaC Acting in Reverse on Chitooligosaccharides

open access: yesChemCatChem, Volume 18, Issue 10, 27 May 2026.
Bacillus subtilis PdaC is the first peptidoglycan deacetylase able to act in reverse, acetylating a glucosamine oligomer (chitopentaose) with a pattern of acetylation mirroring the natural deacetylation reaction with unique final regioselectivity, acetylating all but the reducing end of D5.
Karel Hernández   +3 more
wiley   +1 more source

Synthesis of partially N-acetylated chitooligosaccharides and muropeptides

open access: yes, 2014
Partially N-acetylated chitooligosaccharides and muropeptides are referred to as microbial associated molecular patterns (MAMPs). To shed light on the molecular basis of their recognition by the innate immunity system of living organisms, their ...
L. Cirillo   +6 more
core   +1 more source

Enhancing immune response, antioxidant capacity, and gut health in growing beagles through a chitooligosaccharide diet

open access: yesFrontiers in Veterinary Science
Chitooligosaccharides (COS) have attracted significant attention due to their unique biological activities, water solubility, and absorbable properties.
Guoqiang Cheng   +11 more
doaj   +1 more source

Angiotensin-I-Converting Enzyme (ACE) Inhibitors from Marine Resources: Prospects in the Pharmaceutical Industry

open access: yesMarine Drugs, 2010
Hypertension or high blood pressure is one of the major independent risk factors for cardiovascular diseases. Angiotensin-I-converting enzyme (EC 3.4.15.1; ACE) plays an important physiological role in regulation of blood pressure by converting ...
Isuru Wijesekara, Se-Kwon Kim
doaj   +1 more source

Production of enzymes by paenibacillus chitinolyticus and paenibacillus ehimensis to obtain chitooligosaccharides [PDF]

open access: yes, 2013
Obtaining oligosaccharides from chitosan has been the focus of several studies in the pharmaceutical, chemical, food, and medical areas, due to their functional properties.
Araújo, Nathália Kelly de   +7 more
core   +1 more source

Towards a modular synthesis of well-defined chitooligosaccharides: synthesis of the four chitodisaccharides

open access: yes, 2010
International audienceThe total chemical synthesis of the four well-defined chitodisaccharides is described using N-trichloroacetyl (TCA) and N-benzyloxycarbonyl (Z) as C-2 protecting groups for acetamido and free amino groups, respectively.
Pernet-Poil-Chevrier, Astrid   +7 more
core   +1 more source

Alteration in Photosynthetic and Yield Parameters, Content of Metabolites, and Antioxidant Activity of Pepper (Capsicum annuum): Effect of Bio-Organic Substrate and Depolymerized Chitosan

open access: yesMolecules
Peppers are of substantial economic importance and hold a prominent position among vegetables rich in health-promoting compounds, which drives continuous efforts to develop improved cultivation strategies.
Piotr Salachna   +6 more
doaj   +1 more source

The activation of the lignification defence response in wheat by partially acetylated chitooligosaccharides

open access: yes, 1996
The elicitor activity of partially acetylated chitooligosaccharides was determined by monitoring the induction of lignin rings at the wound margins of wheat leaves (Tricicum aestivum L. c.v. Mercia).
Gray, Adrian Paul
core  

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