Results 131 to 140 of about 98,841 (327)

Soil and microbial responses to wild ungulate trampling depend more on ecosystem type than trampling severity

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Physical trampling is a ubiquitous activity of walking vertebrates, but is poorly understood as a mechanism impacting biogeochemical cycling in soil. Lack of detailed knowledge of soil abiotic–biotic interactions underlying trampling effects, and the primary sources of ...
G. Adam Meyer   +3 more
wiley   +1 more source

Episodios paroxísticos simpáticos secundarios a anoxia cerebral [PDF]

open access: diamond, 2002
M. Repiso Moreno   +3 more
openalex   +1 more source

Fecal Steroids as Tracers of Human Population and Waste Management Practices at the Ancient Maya City of Ucanal, Guatemala

open access: yesArchaeometry, EarlyView.
ABSTRACT Geochemical data compiled from dried sediments from three water reservoirs at the ancient Maya city of Ucanal, Petén, Guatemala, reveal low to undetectable fecal biomarker concentrations. These low concentrations may be the result of the aerobic decay of sterols combined with well‐managed waste disposal practices.
Jean D. Tremblay   +3 more
wiley   +1 more source

Phosphoproteomic changes in response to anoxia are tissue-specific in the anoxia-tolerant crucian carp (Carassius carassius)

open access: yesFrontiers in Physiology
Crucian carp (Carassius carassius), a freshwater fish, can survive chronic anoxia for several months at low temperatures. Consequently, anoxia-related physiological and biochemical adaptations in this species have been studied for more than half a ...
Anette Johansen   +4 more
doaj   +1 more source

Bulgarian contributions to the development of space biology and medicine [PDF]

open access: yes
Several aspects of aerospace medicine are discussed. Particular attention is given to the following: the effects of anoxia; the effects of positive radial acceleration; and the effects of various degrees of athletic conditioning and drugs on the ...
Serafimov, K.
core   +1 more source

Transient anoxia and oxyradicals induce a region-specific activation of MAPKs in the embryonic heart [PDF]

open access: yes, 2018
We have previously reported in the early septating embryonic heart that electromechanical disturbances induced by anoxia-reoxygenation are distinct in atria, ventricle, and outflow tract, and are attenuated in ventricle by opening of mitochondrial KATP ...
Gardier, Stephany   +3 more
core  

Explicitly Closing and Quantifying Feedback Loops in Aquatic Environments Should Be a Priority

open access: yes
Limnology and Oceanography Bulletin, EarlyView.
Richard LaBrie   +2 more
wiley   +1 more source

Combining morphological and molecular data to study past foraminiferal communities from a temperate coastal sediment core

open access: yesBoreas, EarlyView.
This paper presents the results of a dual approach for assessing fossil benthic foraminiferal communities using both traditional morphology‐based analyses and sedimentary ancient DNA (sedaDNA) metabarcoding. The main objectives are to test the feasibility of sedaDNA analyses to assess foraminiferal biodiversity in temperate shelf sediments (Le Croisic,
Meryem Mojtahid   +13 more
wiley   +1 more source

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