Results 71 to 80 of about 5,367,222 (302)

Linking Leaf Economic Traits With Forage Quality Across Temperate Grasslands Under Ambient and Drought Conditions

open access: yesEcology and Evolution
Increases in droughts may disrupt the life‐supporting services of grasslands, including the forage provision for herbivores. However, less is known about drought impacts on forage quality (i.e., dynamics of the cell characteristics of leaves and stems of
Taofeek O. Muraina   +5 more
doaj   +1 more source

THE PLANT COVER OF MEADOWS AND HEATHS OF DRY KARST-GLACIAL VALLEYS IN SOYANSKYI STATE BIOLOGICAL NATURE RESERVE OF THE REGIONAL LEVEL (ARKHANGELSK REGION)

open access: yesTransactions of the Karelian Research Centre of the Russian Academy of Sciences, 2017
Soyanskiy regional-level biological nature reserve is located in the north of the Arkhangelsk Region mainland, in the center of the White Sea - Kuloy Plateau.
Oksana Sidorova, Elena Churakova
doaj   +1 more source

Analysis of rhizosphere bacterial communities in Arabidopsis: impact of plant defense signaling [PDF]

open access: yes, 2009
In the rhizosphere, numerous microbial and plant-microbe interactions occur. Of special interest is the ability of specific rhizosphere bacteria to elicit induced systemic resistance (ISR), a state of enhanced defensive capacity of the plant that is ...
Sub Plant-Microbe Interactions   +2 more
core   +1 more source

Seeing the forest for the genes: using metagenomics to infer the aggregated traits of microbial communities [PDF]

open access: yes, 2014
Most environments harbor large numbers of microbial taxa with ecologies that remain poorly described and characterizing the functional capabilities of whole communities remains a key challenge in microbial ecology.
Daniel eLaughlin   +8 more
core   +1 more source

Differential expression of cancer‐related genes supports prediction of poor response to first‐line treatments in T‐ALL pediatric patients with high minimal residual disease

open access: yesMolecular Oncology, EarlyView.
In the present work, we have identified a transcriptional signature based on the differential expression of six genes (BCL2&MAST4, HSH2D&LAT2, METRN&PITPNM2) that would facilitate the early detection of T‐cell acute lymphoblastic leukemia (T‐ALL) patients prone to a poor treatment response and could be implemented at diagnosis, along with other risk ...
Antonio Lahera   +11 more
wiley   +1 more source

The High-Altitude Volcanic Caves of Mount Etna (Eastern Sicily): A Relevant Refuge for Some Ptero-Bryophyte Communities

open access: yesLand
A phytosociological analysis of the plant communities in high-altitude volcanic caves of Mount Etna (Sicily), based on literature data and unpublished relevés, is presented.
Marta Puglisi   +4 more
doaj   +1 more source

EXPLAINING PATTERNS OF DOMINANCE IN OLD-FIELD COMMUNITIES: TRADE-OFFS, FEEDBACKS, MUTUALISMS AND ENEMIES [PDF]

open access: yes, 2013
Although one of the oldest observations within ecology is that within communities there are few common species with many uncommon and rare species, the mechanisms that shape this relationship remain elusive.
Pendergast IV, Thomas H
core  

Mechanisms and therapeutic opportunities of the ribotoxic stress response in cancer

open access: yesMolecular Oncology, EarlyView.
Cancer cells' high translational demand creates opportunities to therapeutically target ribosome function. Ribosome stalling and collisions activate ZAKα and the ribotoxic stress response (RSR), which can trigger rapid, p53‐independent apoptosis in cancer.
Anastassiya Kim   +7 more
wiley   +1 more source

Dissimilar response of plant and soil biota communities to long-term nutrient adition in grasslands [PDF]

open access: yes, 2009
The long-term effect of fertilizers on plant diversity and productivity is well known, but long-term effects on soil biota communities have received relatively little attention.
Geerts, R.H.E.M.   +7 more
core   +1 more source

Loss of AMBRA1 activates MAPK and angiogenesis signaling pathways in melanoma cells

open access: yesFEBS Open Bio, EarlyView.
Loss of AMBRA1 in melanoma cells activates multiple oncogenic pathways associated with tumor progression. Transcriptomic and protein network analyses revealed that AMBRA1 depletion enhances MAPK/ERK signaling, angiogenesis, TGF‐β/EMT signaling, and Wnt/axon guidance pathways.
Milad Ibrahim   +4 more
wiley   +1 more source

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