Results 21 to 30 of about 940,941 (306)

On the Explicit Function of Life within a Physical Universe

open access: yesPhilosophies, 2021
To describe the meaning of functionality in a universe before life evolved, existing etiological and systemic accounts of function are evaluated. Since the theory of function is only applicable in context with living beings and artifacts used by living ...
Annette Grathoff
doaj   +1 more source

Selective COX-2 inhibitors and risk of myocardial infarction [PDF]

open access: yes, 2005
Selective inhibitors of cyclooxygenase- 2 ( COX- 2, ` coxibs') are highly effective anti-inflammatory and analgesic drugs that exert their action by preventing the formation of prostanoids.
Klauss, V.   +3 more
core   +1 more source

Turning the mind’s eye inward: the interplay between selective attention and working memory [PDF]

open access: yes, 2015
Historically, cognitive sciences have considered selective attention and working memory as largely separated cognitive functions. That is, selective attention as a concept is typically reserved for the processes that allow for the prioritization of ...
Abrahamse, Elger   +3 more
core   +2 more sources

Wireless aquatic navigator for detection and analysis (WANDA) [PDF]

open access: yes, 2010
The cost of monitoring and detecting pollutants in natural waters is of major concern. Current and forthcoming bodies of legislation will continue to drive demand for spatial and selective monitoring of our environment, as the focus increasingly moves ...
Al-Bahry   +42 more
core   +2 more sources

Selective Maintenance Optimization for a Multi-State System With Degradation Interaction

open access: yesIEEE Access, 2019
This paper studies the selective maintenance problem for a multi-state system (MSS) performing consecutive production missions with scheduled intermission breaks.
Zhonghao Zhao   +4 more
doaj   +1 more source

Reformulating Pro-Oxidant Microglia in Neurodegeneration [PDF]

open access: yes, 2019
In neurodegenerative diseases, microglia-mediated neuroinflammation and oxidative stress are central events. Recent genome-wide transcriptomic analyses of microglial cells under different disease conditions have uncovered a new subpopulation named ...
Alonso Bellido, Isabel María   +13 more
core   +2 more sources

Parental Selection for Productivity Improvement in Indian Tropical Tasar Silkworm, Antheraea mylitta Drury (Lepidoptera: Saturniidae) [PDF]

open access: yes, 2011
Global demand for Vanya silks in general and tasar silk in particular, call-for sustainable utilization of the country’s seri-biodiversity potential.
Dr. Manohar Reddy Rangareddygari   +1 more
core   +2 more sources

A snake of a different color: physiological color change in Arizona black rattlesnakes [PDF]

open access: yes, 2011
Coloration may serve a variety of behavioral (e.g., crypsis, communication) and physiological (e.g., thermoregulation, protection) functions for terrestrial ectotherms. However, optimal coloration for a given function may vary over environments (spatial
Jeffrey J. Smith, Melissa Amarello
core   +2 more sources

Lineage Selection and the Maintenance of Sex

open access: yesPLoS ONE, 2013
Sex predominates in eukaryotes, despite its short-term disadvantage when compared to asexuality. Myriad models have suggested that short-term advantages of sex may be sufficient to counterbalance its twofold costs. However, despite decades of experimental work seeking such evidence, no evolutionary mechanism has yet achieved broad recognition as ...
de Vienne, Damien M.   +2 more
openaire   +5 more sources

Laboratory von H\'amos X-ray Spectroscopy for Routine Sample Characterization [PDF]

open access: yes, 2016
High energy resolution, hard X-ray spectroscopies are powerful element selective probes of the electronic and local structure of matter, with diverse applications in chemistry, physics, biology and materials science.
Bunker G.   +6 more
core   +2 more sources

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