Results 11 to 20 of about 2,835,706 (332)

Neuroimaging assessment of cerebrovascular reactivity in concussion: current concepts, methodological considerations and review of the literature

open access: yesFrontiers in Neurology, 2016
Concussion is a form of traumatic brain injury (TBI) that presents with a wide spectrum of subjective symptoms and few objective clinical findings. Emerging research suggests that one of the processes that may contribute to concussion pathophysiology is ...
Michael John Ellis   +14 more
doaj   +1 more source

Seasonal measurements of total OH reactivity fluxes, total ozone loss rates and missing emissions from Norway spruce in 2011 [Discussion paper] [PDF]

open access: yes, 2012
Numerous reactive volatile organic compounds (VOCs) are emitted into the atmosphere by vegetation. Most biogenic VOCs are highly reactive towards the atmosphere's most important oxidant, the hydroxyl (OH) radical.
Bonn, Boris   +5 more
core   +1 more source

Reactivity to sustainability metrics: A configurational study of motivation and capacity [PDF]

open access: yes, 2020
Previous research on reactivity – defined as changing organisational behaviour to better conform to the criteria of measurement in response to being measured – has found significant variation in company responses towards sustainability metrics.
Crilly, D., Gond, J-P., Slager, R.
core   +3 more sources

Reactive Arthritis [PDF]

open access: yesInternational Journal of STD & AIDS, 1994
Reactive arthritis (ReA) develops after an infection elsewhere in the body, generally in the genitourinary or intestinal tract. Chlamydia trachomatis, Yersinia enterocolitica, salmonella, shigella, and campylobacter are frequent triggering agents. Between 60% and 90% of patients are positive for HLA-B27.
openaire   +3 more sources

Efficiency of Sawdust as Low-Cost Adsorbent for Dyes Removal

open access: yesJournal of Chemistry, 2020
In recent years, the removal of dyes from wastewater has attracted considerable attention due to their harmful effects to ecosystem and human health. Adsorption as a facile and effective technique has been widely used to eliminate a large variety of dyes
R. Chikri   +3 more
doaj   +1 more source

Identification of RNase L-Dependent, 3′-End-Modified, Viral Small RNAs in Sindbis Virus-Infected Mammalian Cells

open access: yesmBio, 2013
Small RNAs play a critical role in host-pathogen interaction. Indeed, small RNA-mediated silencing or RNA interference (RNAi) is one of the earliest forms of antiviral immunity.
Erika Girardi   +4 more
doaj   +1 more source

Activated Carbon for Dyes Removal: Modeling and Understanding the Adsorption Process

open access: yesJournal of Chemistry, 2020
Batch adsorption experiments have been conducted to investigate the removal of methyl orange from aqueous solution by an activated carbon prepared from prickly pear seed cake by phosphoric acid activation.
Y. El maguana   +3 more
doaj   +1 more source

Child maltreatment and autonomic nervous system reactivity: identifying dysregulated stress reactivity patterns by using the biopsychosocial model of challenge and threat. [PDF]

open access: yes, 2014
ObjectiveDisruptions in stress response system development have been posited as mechanisms linking child maltreatment (CM) to psychopathology. Existing theories predict elevated sympathetic nervous system reactivity after CM, but evidence for this is ...
Alves, Sonia   +3 more
core   +1 more source

Reactivity of Nellore steers in two feedlot housing systems and its relationship with plasmatic cortisol [PDF]

open access: yes, 2010
To evaluate reactivity to assess the temperament of Nellore steers in two feedlot housing systems (group pen or individual pen) and its relationship with plasmatic cortisol, 36 experimental units were observed five times at 28-day intervals of weight ...
Gatto, E.G.   +5 more
core   +1 more source

REACTIVITY OF CHLOROPHYLL a/b-PROTEINS AND MICELLAR TRITON X-100 COMPLEXES OF CHLOROPHYLLS a OR b WITH BOROHYDRIDE [PDF]

open access: yes, 1989
The reaction of several plant chlorophyll-protein complexes with NaBH4 has been studied by absorption spectroscopy. In all the complexes studied, chlorophyll b is more reactive than Chi a, due to preferential reaction of its formyl substituent at C-7 ...
Arnon D. I.   +15 more
core   +1 more source

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