Results 41 to 50 of about 204,246 (195)

A Study on variations in photosynthetic pigments, soluble sugars, flavonoid, and anthocyanin compont contents in two halophyte species (Salsola dendroides Pall. and Limonium reniforme (Girard) Linczin in different seasons [PDF]

open access: yesفیزیولوژی محیطی گیاهی, 2017
Numerous biochemical and molecular mechanisms have been developed in plants to fight against salt stress namely, change in the content of osmolytes, enhancement of phenolic compounds, and supporting photosynthetic activity.
Sepideh Bakhshi   +2 more
doaj  

Circannual changes in stress and feeding hormones and their effect on food-seeking behaviors.

open access: yesFrontiers in Neuroscience, 2013
Seasonal fluctuations in food availability show a tight association with seasonal variations in body weight and food intake. Seasonal variations in food intake, energy storage and expenditure appear to be a widespread phenomenon suggesting they may have
Shaina P A Cahill   +2 more
doaj   +1 more source

Soil CO2 efflux in young Norway spruce stands with different silviculture practices

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2013
Seasonal changes of soil CO2 efflux were investigated in two young Norway spruce stands with different silviculture practices (below and above thinning) during the 2010–2012 at the Ecosystem Station of Rájec – Němčice (the Drahanská vrchovina Highland ...
Jiří Rosík   +2 more
doaj   +1 more source

Seasonal changes in nasal cytology in mite-allergic patients

open access: yesJournal of Inflammation Research, 2014
Matteo Gelardi,1 Diego G Peroni,2 Cristoforo Incorvaia,3 Nicola Quaranta,1 Concetta De Luca,1 Salvatore Barberi,4 Ilaria Dell'Albani,5 Massimo Landi,6 Franco Frati,5 Olivier de Beaumont7 1Otolaryngology Unit, Department of Neuroscience and Sensory ...
Gelardi M   +9 more
doaj  

Climate change impact on blood haemogram in the horse: a three-year preliminary study

open access: yesFrontiers in Veterinary Science
IntroductionThe global climatic changes pose a substantial threat to the well-being and productivity of both humans and animals.MethodsThis study examined the impact of climate changes during different seasons over a 3-year monitoring period (2021–2023 ...
Ömer Deniz   +5 more
doaj   +1 more source

Evaluation of seasonal antioxidant activity and total phenolic compounds in stems and leaves of some almond (Prunus amygdalus L.) varieties

open access: yesBiological Research, 2014
BACKGROUND: This study aimed to determine the seasonal changes of total antioxidant activity and phenolic compounds in samples taken from leaves (April, July, October) and stems (April, July, October, January) of some almond (Prunus amygdalus L ...
Aysel Sivaci, Sevcan Duman
doaj   +1 more source

The enzymatic activity of various organs and tissues of Far-Eastern trepang as a system of indicators of maturation and quality of products

open access: yesVestnik MGTU, 2018
The activity, substrate-inhibitory specificity, temperature and pH dependence, seasonal changes in proteolytic and nucleolytic enzyme systems of the digestive tract, muscle and reproductive trepangs tissues have been considered.
Pivnenko T. N.   +4 more
doaj   +1 more source

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