Results 151 to 160 of about 44,385 (183)

Multi-neuromeric origin of tyrosine hydroxylase-positive neurons within the substantia nigra and ventral tegmental area. [PDF]

open access: yesFront Neuroanat
Ferran JL   +7 more
europepmc   +1 more source

A short peptide derived from late embryogenesis abundant proteins enhances acid tolerance in Escherichia coli via modulation of two‐component regulatory systems

open access: yesThe FEBS Journal, Volume 293, Issue 3, Page 781-805, February 2026.
Expression of the LEA‐K peptide in E. coli BL21 (DE3) improved bacterial viability under acidic stress (pH4), suggesting a protective function. RNA‐sequencing of LEA‐K‐expressing vs. non‐expressing cells revealed 283 differentially expressed genes (DEGs). In silico docking linked LEA‐K to two‐component systems (TCS) proteins (Rcs, BtsS/R, and EnvZ/OmpR)
Khaled Metwally, Shinya Ikeno
wiley   +1 more source

Detected Shifts Towards Drought‐Adaptive Strategies in the Amazon Forest Over the Last Four Decades

open access: yesGlobal Change Biology, Volume 32, Issue 2, February 2026.
Amazon forests are facing hotter, drier conditions, and we used 40 years of satellite data to look for early signs of ecological change. Combining satellite observations with leaf measurements from more than 3000 trees, we show that many forests now show smaller dry‐season fluctuations in canopy colour—especially in the southern and eastern Amazon ...
Milton Barbosa   +7 more
wiley   +1 more source

Molecular Method Based on Hydrolysis Probe Assays to Identify the Sex Chromosomes of Iberian Desman (Galemys pyrenaicus) Using Non-Invasive Sampling. [PDF]

open access: yesIntegr Zool
Ripa A   +6 more
europepmc   +1 more source

A Comparative Analysis of Long‐Term Effective Population Sizes Across Eukaryotes

open access: yesMolecular Ecology, Volume 35, Issue 4, February 2026.
ABSTRACT The effective population size (Ne) is a fundamental parameter in population genetics. Despite its central importance, there are relatively few estimates of Ne available and there have been limited attempts to compare values across eukaryotes. Here, we estimate long‐term effective population sizes for 120 species, broadly distributed across the
Loveday Lewin, Adam Eyre‐Walker
wiley   +1 more source

From isolation to insights: mitochondrial complex I in the diatom Phaeodactylum tricornutum

open access: yesThe Plant Journal, Volume 125, Issue 3, February 2026.
SUMMARY Diatoms are among the most ecologically successful microalgae, contributing significantly to marine primary production and global carbon cycling. Their distinctive metabolic architecture, shaped by a complex evolutionary history involving secondary endosymbiosis, includes a highly compartmentalized cell organization and unique metabolic ...
Federico Berdun   +7 more
wiley   +1 more source

Welfare assessment of turkeys (Meleagris gallopavo gallopavo) on farm

open access: yesEFSA Journal, Volume 24, Issue 2, February 2026.
Abstract This Scientific Opinion assesses the welfare of turkeys of all ages (Meleagris gallopavo gallopavo) on farm in relation to the type and condition of the litter, type and availability of enrichment (including covered veranda and outdoor range), space allowance, concentrations of ammonia and carbon dioxide, effective environmental temperature ...
EFSA Panel Animal Health and Animal Welfare (AHAW)   +23 more
wiley   +1 more source

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