Results 91 to 100 of about 19,628 (270)

Strong associations between microbe phenotypes and their network architecture

open access: yes, 2009
Understanding the dependence and interplay between architecture and function in biological networks has great relevance to disease progression, biological fabrication and biological systems in general.
G. Schlosser   +2 more
core   +1 more source

Supercooling of Alaskan Beetle Larvae as a Winter Survival Strategy

open access: yesSmall Science, EarlyView.
Dehydrated Alaskan beetle larvae in Fairbanks, Alaska, adhere to the bark of trees that are embedded in ice in their natural winter microhabitat (bottom). This enables their bodies to deeply supercool and avoid freezing, in contrast to their fully hydrated summer form (top).
Chris J. Benmore   +5 more
wiley   +1 more source

Implication of peroxisomes and mitochondria in the halophyte Cakile maritima tolerance to salinity stress

open access: yesBiologia Plantarum, 2019
The role of mitochondria and peroxisomes in the tolerance of the halophyte Cakile martima to salt stress was studied. The plants were subjected to 0, 100, and 200 mM NaCl for 5 weeks.
N. Ben Amor   +4 more
doaj   +1 more source

The Survival of Water within Extrasolar Minor Planets [PDF]

open access: yes, 2010
We compute that extrasolar minor planets can retain much of their internal H_2O during their host star's red giant evolution. The eventual accretion of a water-rich body or bodies onto a helium white dwarf might supply an observable amount of atmospheric hydrogen, as seems likely for GD 362.
arxiv   +1 more source

GLOBE Cave Protocol Field Guide: Comparing Surface and Subterranean Environments [PDF]

open access: yes, 2003
The GLOBE Cave Protocol Field Guide utilizes existing GLOBE protocols to explore an extreme environment. Caves provide an opportunity to utilize GLOBE protocols to investigate underground environments and compare them to surface environments. Outside the
The GLOBE Program, University Corporation for Atmospheric Research (UCAR)
core  

The effects of added salt on the second virial coefficients of the complete proteome of E. coli [PDF]

open access: yes, 2002
Bacteria typically have a few thousand different proteins. The number of proteins with a given charge is a roughly Gaussian function of charge - centred near zero, and with a width around ten (in units of the charge on the proton).
Richard P. Sear, Runcong K.
core   +2 more sources

A High‐Resolution Microscopy System for Biological Studies of Cold‐Adapted Species Under Physiological Conditions

open access: yesSmall Methods, EarlyView.
Regions of the world permanently below 5 °C harbor significant biodiversity and understudied molecular mechanisms. This knowledge gap originates from the requirement for high‐resolution microscopy methods that maintain cold sample conditions while achieving subcellular resolution.
Anne‐Pia M. Marty   +6 more
wiley   +1 more source

Cuantificación, aislamiento e identificaciónde comunidades anaerobias amilolíticas de un manantial termomineral de Paipa, Boyacá

open access: yesRevista Colombiana de Biotecnología, 2004
Se cuantif icaron microorganismos anaerobios termofílicos amilolíticos de un manantial termomineral en la región andina (5° 45' 69’’ N, 73° 6' 61’’ W, 2500 msnm) a través del Número Más Probable (NMP). Los recuentos microbianos de las poblaciones
Posada Yully   +6 more
doaj   +2 more sources

The photochemical inheritance of Eduardo Lissi and Juan Grotewold and the intersystem crossings with other inheritances

open access: yesPhotochemistry and Photobiology, EarlyView.
Eduardo Lissi, Dorita Adamo‐Lissi and Juan Grotewold in Aberystwyth, Wales, winter 1961. Upon their return to Buenos Aires in 1963, with their PhD degrees, Lissi and Grotewold started a Chemical Kinetics and Photochemistry group in the School of Sciences (University of Buenos Aires).
Silvia E. Braslavsky   +1 more
wiley   +1 more source

Extremophiles: a special or general case in the search for extra-terrestrial life? [PDF]

open access: yesarXiv, 2019
Since time immemorial life has been viewed as being fragile, yet over the past few decades it has been found that many extreme environments are inhabited by organisms known as extremophiles.Knowledge of their emergence, adaptability, and limitations seems to provide a guideline for the search of extra-terrestrial life, since some extremophiles ...
arxiv  

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