Results 71 to 80 of about 26,592 (294)

Guard cell‐specific glycine decarboxylase manipulation affects Arabidopsis photosynthesis, growth and stomatal behavior

open access: yesNew Phytologist, Volume 246, Issue 5, Page 2102-2117, June 2025.
Summary Photorespiration is a mandatory metabolic repair shunt of carbon fixation by the Calvin–Benson cycle in oxygenic phototrophs. Its extent depends mainly on the CO2 : O2 ratio in chloroplasts, which is regulated via stomatal movements. Despite a comprehensive understanding of the role of photorespiration in mesophyll cells, its role in guard ...
Hu Sun   +4 more
wiley   +1 more source

Tourette syndrome : do reduced histamine levels induce an increase in spontaneous repetitive behaviour? [PDF]

open access: yes, 2017
Gilles de la Tourette syndrome (TS) is a disabling neuropsychiatric disorder characterised by persistent motor and vocal tics. Comorbidity of TS with other neuropsychiatric conditions such as obsessive compulsive disorder (OCD), attention deficit ...
Aquilina, Beppe, Cauchi, Ruben J.
core   +1 more source

PtrVINV2 is dispensable for cellulose synthesis but essential for salt tolerance in Populus trichocarpa Torr. and Gray

open access: yesPlant Biotechnology Journal, Volume 23, Issue 6, Page 1892-1908, June 2025.
Summary Invertase (EC.3.2.1.26), a key enzyme in sucrose breakdown, is crucial for cellulose synthesis. However, the function of the vacuolar invertase (VINV) in woody plants remains unclear. In this study, transgenic lines of Populus trichocarpa Torr. and Gray were generated to investigate the role of PtrVINV2 in wood formation and under high salinity
Shuang Zhang   +8 more
wiley   +1 more source

Daucosterol derived from Cordyceps (a Traditional Chinese Medicine) as a possible lead compound for allergic transfusion reactions

open access: yesBangladesh Journal of Pharmacology, 2015
Allergic transfusion reaction is an anomaly that develops within several hours of transfusion which is usually treated by antihistamine. In the present study, we are looking into daucosterol, an extract of Traditional Chinese Medicine (TCM) Cordyceps, as
Jian Yang   +3 more
doaj  

Histamine levels in fish samples collected from Serbian market in 2018 [PDF]

open access: yesFood and Feed Research, 2019
Histamine is a biogen amin, which is formed by decarboxylation of the histidine amino acid, under the action of the L-histidine-decarboxylase enzyme.
Pavlović Marija S.   +5 more
doaj  

Mast cell carboxypeptidase A, a secretory granule component [PDF]

open access: yes, 2005
Mast cells are highly granulated cells of the immune system that upon stimulation release a number of inflammatory mediators including heparin and/or chondroitin sulphate (CS) proteoglycan (PG) and various heparin-binding proteases such as tryptase ...
Henningsson, Frida
core  

Environmental stress responses in Lactococcus lactis [PDF]

open access: yes, 1999
Bacteria can encounter a variety of physical conditions during their life. Bacterial cells are able to survive these (often adverse) conditions by the induction of specific or general protection mechanisms. The lactic acid bacterium Lactococcus lactis is
Kok, Jan,   +2 more
core   +3 more sources

Size Matters: Influence of Available Soil Volume on the Root Architecture and Plant Response at Transcriptomic and Metabolomic Levels in Barley

open access: yesPlant, Cell &Environment, Volume 48, Issue 6, Page 4685-4702, June 2025.
ABSTRACT Pot size is a critical factor in plant growth experiments, influencing root architecture, nutrient uptake, and overall plant development as well as sensing of stress. In controlled environments, variation in pot size can impact phenotypic and molecular outcomes and may bias experimental results.
Fabiano Sillo   +8 more
wiley   +1 more source

Electrochemical Detection of Histamine in Red Wine Using CB[7] Modified Electrodes

open access: yesChemElectroChem, Volume 12, Issue 10, May 24, 2025.
An electrochemical sensor for the detection of biogenic amines is demonstrated, as a layer by layer assembly of semi‐conductive polymer and cucurbiturils (CB[7]) at the surface of a conventional glassy carbon electrode (GCE). This electrochemical sensor is a promising tool for the determination of histamine in commercial red wine samples, with ...
Andisiwe Ngwekazi   +2 more
wiley   +1 more source

A Simple Method for the Determination of Histamine and Histidine Decarboxylase Activity in Rat

open access: yesپزشکی بالینی ابن سینا, 2002
The content of the histamine in most mammalian tissues is very low.    Thus , presentation a simple and sensitive method to assay the histamine    content in crude extracts tissues is required .
Dardi Qujeq, Yarhosein Safari
doaj  

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