Results 51 to 60 of about 121,425 (305)

Diatoms as indicators of environmental change in lakes and ponds of the lowlands, Middle Hills and High Himalaya of Nepal [PDF]

open access: yes, 2006
Simkhada B. Diatoms as indicators of environmental change in lakes and ponds of the lowlands, Middle Hills and High Himalaya of Nepal. Bielefeld (Germany): Bielefeld University; 2006.Kieselalgen wurden in verschiedenen Mikrohabitaten von Hochgebirgsseen ...
Simkhada, Bishnu
core  

Ligand‐dependent transcriptional heterogeneity in cell cycle gene expression delays G1/S entry

open access: yesFEBS Letters, EarlyView.
EGF and HRG induce distinct G1/S progression programs in ErbB2‐amplified BT474 breast cancer cells. Despite activating the potent ErbB2–ErbB3 heterodimer, HRG does not accelerate cell‐cycle entry. Instead, EGF promotes earlier restriction‐point passage via ERK–FOS signaling, whereas HRG activates the AKT–MYC axis, driving transcriptional heterogeneity ...
Ririn Rahmala Febri   +5 more
wiley   +1 more source

Yearly growth and metabolic changes in earthen pond-cultured meagre Argyrosomus regius

open access: yesScientia Marina, 2014
Metabolic modifications associated with natural environmental conditions were assessed in the meagre Argyrosomus regius cultured in earthen ponds under natural photoperiod and temperature. Juvenile specimens (90-100 g initial weight) were sampled (plasma,
Luis Vargas-Chacoff   +4 more
doaj   +1 more source

Economic evaluation of small multi-purpose ponds in the Zhanghe irrigation system, China

open access: yes, 2007
Ponds are small reservoirs that allow farmers in irrigated areas to capture rainfall, store surplus water from irrigation canals, and conserve water from other sources.
Mushtaq, Shahbaz   +2 more
core   +1 more source

Translophagy—A potential link between autophagy impairment and translational errors

open access: yesFEBS Letters, EarlyView.
Neurodegenerative diseases are characterised by the accumulation of abnormal proteins and protein aggregates, but their origin often remains unknown. We propose that selective autophagy removes damaged protein‐making machinery, preventing errors during protein synthesis.
Mykola V. Korolchuk   +11 more
wiley   +1 more source

Milkfish culture techniques generated and developed by the Brackishwater Aquaculture Center [PDF]

open access: yes, 1984
This paper reviews the work on milkfish (Chanos chanos ) culture techniques conducted from 1973 to 1983 by the Brackishwater Aquaculture Center, the aquaculture research arm of the College of Fisheries, University of the Philippines in the Visayas at ...
Fortes, Romeo D.
core   +1 more source

Large-Scale Assessment of Coastal Aquaculture Ponds with Sentinel-1 Time Series Data

open access: yesRemote Sensing, 2017
We present an earth observation based approach to detect aquaculture ponds in coastal areas with dense time series of high spatial resolution Sentinel-1 SAR data.
Marco Ottinger   +2 more
doaj   +1 more source

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

Diversity and toxin content of cyanobacteria in fish ponds (South Moravia, Czech Republic) related to fishery management intensity

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2008
During the vegetative period of the year 2005 (June–October) we carried out hydrobiological and hydrochemical monitoring of selected ponds inhered in Southern Moravia in relation to different fi­she­ry management intensities. Water temperature, dissolved
Radovan Kopp   +5 more
doaj   +1 more source

Spin projection operators in (A)dS and partial masslessness

open access: yesPhysics Letters B, 2020
We elaborate on the traceless and transverse spin projectors in four-dimensional de Sitter and anti-de Sitter spaces. The poles of these projectors are shown to correspond to partially massless fields.
Sergei M. Kuzenko, Michael Ponds
doaj   +1 more source

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