Results 41 to 50 of about 333,627 (352)

Isolation of anaerobic, extremely thermophilic, sulphur metabolising archaebacteria from New Zealand hot springs [PDF]

open access: yes, 1986
Enrichments of New Zealand geo-thermal samples, initiated in anaerobic sulphur-containing media and incubated at temperatures above 85°C, yielded rod and coccal shaped organisms which possessed archaebacterial characteristics. Pure cultures were isolated
_____   +10 more
core   +3 more sources

Landbird trends in protected areas using time‐to‐event occupancy models

open access: yesEcosphere, 2019
Global populations of wildlife are affected by human activity, land cover change, and climate change. Long‐term monitoring programs across large spatial scales are required to understand how these and other factors affect wildlife populations.
Jesse Whittington   +9 more
doaj   +1 more source

Geochemical behavior of rare earth elements in high-temperature hot springs and its indications: A case study in the Daggyai hydrothermal area, Tibet

open access: yes地质科技通报, 2022
The Daggyai hydrothermal area (Tibet) is located on the southern margin of the Lhasa-Gangdise terrane and adjacent to the middle of the Indus-Tsangposuture.
Qinghai Guo, Xiaobo Zhang
doaj   +1 more source

Chironomidae fauna of springs in Iceland: Assessing the ecological relevance behind Tuxen’s spring classification

open access: yesJournal of Limnology, 2018
In 1937, S.L. Tuxen studied the animal community of hot springs in Iceland, and classified springs according to their relative temperature into cold, tepid, and hot.
Agnes-Katharina Kreiling   +3 more
doaj   +1 more source

Two Faces of NOTCH1 in Childhood Lymphoblastic T‐Cell Neoplasia: Prognostic Divergence of Mutational and Structural Aberrations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT In pediatric patients, T‐cell lymphoblastic lymphoma (T‐LBL) survival exceeds 80%. Relapse remains associated with limited curative options. Frontline treatment is largely extrapolated from T‐cell acute lymphoblastic leukemia (T‐ALL) treatment, reflecting the ongoing debate, whether both entities represent distinct diseases or variants within ...
Marie C. Heider   +4 more
wiley   +1 more source

Hydrogeochemical Characteristics and Genesis Model of Jinjiang and Julong Hot Springs in Changbai Mountain, Northeast China

open access: yesGeofluids, 2018
Changbai Mountain in China has been explored as a potential area for its rich hot springs including the Jinjiang and Julong hot spring groups. The hydrogeochemical characteristics and conceptual genesis models of the Jinjiang and Julong hot springs were ...
Baizhong Yan   +2 more
doaj   +1 more source

Dynamics of precipitation pattern formation at geothermal hot springs

open access: yes, 2006
We formulate and model the dynamics of spatial patterns arising during the precipitation of calcium carbonate from a supersaturated shallow water flow. The model describes the formation of travertine deposits at geothermal hot springs and rimstone dams ...
A. Pentecost   +15 more
core   +1 more source

Microscopic model of a phononic refrigerator [PDF]

open access: yes, 2012
We analyze a simple microscopic model to pump heat from a cold to a hot reservoir in a nanomechanical system. The model consists of a one-dimensional chain of masses and springs coupled to a back gate through which a time-dependent perturbation is ...
Claudio Chamon   +5 more
core   +4 more sources

pH‐mediated activation of the lysosomal arginine sensor SLC38A9

open access: yesFEBS Letters, EarlyView.
Cells monitor nutrient levels via the lysosomal transporter SLC38A9 to activate the mechanistic target of rapamycin complex 1 (mTORC1). This study reveals that SLC38A9 function is regulated by pH. We identified histidine 544 as a critical pH sensor that undergoes conformational changes to control amino acid efflux from lysosomes; therefore, it ...
Xuelang Mu, Ampon Sae Her, Tamir Gonen
wiley   +1 more source

Shallow volcanic earthquakes in the Owakudani geothermal area, Hakone volcano, Japan

open access: yesEarth, Planets and Space
Hakone volcano, located in central Japan, produced a small phreatic eruption in June 2015. Although seismic activity in the Hakone region is generally low, the area experiences episodic earthquake swarms approximately once every few years. In the volcano,
Ryo Kurihara   +3 more
doaj   +1 more source

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