Results 81 to 90 of about 84,328 (297)

Niche diversification of Sphagnum in Bolivia [PDF]

open access: yes, 1997
Niche breadth values of Sphagnum species in the páramo and cloud forests of Bolivia are similar to those reported for Sphagnum-dominated peatlands in North America, but niche overlap values are higher for Sphagnum species in Bolivia. The pH, conductivity,
McQueen, Cyrus B.
core  

A niche model to predict Microcystis bloom decline in Chaohu Lake, China [PDF]

open access: yes, 2012
Cyanobacterial blooms occur frequently in lakes due to eutrophication. Although a number of models have been proposed to forecast algal blooms, a good and applicable method is still lacking.
Li Dunhai   +3 more
core   +1 more source

Transcriptional network analysis of PTEN‐protein‐deficient prostate tumors reveals robust stromal reprogramming and signs of senescent paracrine communication

open access: yesMolecular Oncology, EarlyView.
Combining PTEN protein assessment and transcriptomic profiling of prostate tumors, we uncovered a network enriched in senescence and extracellular matrix (ECM) programs associated with PTEN loss and conserved in a mouse model. We show that PTEN‐deficient cells trigger paracrine remodeling of the surrounding stroma and this information could help ...
Ivana Rondon‐Lorefice   +16 more
wiley   +1 more source

Effective specialist or jack of all trades? Experimental evolution of a crop pest in fluctuating and stable environments

open access: yesEvolutionary Applications, 2022
Understanding pest evolution in agricultural systems is crucial for developing effective and innovative pest control strategies. Types of cultivation, such as crop monocultures versus polycultures or crop rotation, may act as a selective pressure on ...
Anna Skoracka   +9 more
doaj   +1 more source

A subset of MMR‐proficient colon cancers responds to neoadjuvant immunotherapy

open access: yesMolecular Oncology, EarlyView.
Tan et al. reveal that a distinct subset of early‐stage pMMR colon cancers can respond to neoadjuvant immunotherapy. In the NICHE‐2 trial, responders (26%) were characterized by chromosomal instability, TP53 mutations, and proliferative cell‐cycle programs, whereas nonresponders showed metabolic and stromal reprogramming with TGF‐β‐driven ...
Eleonora Piumatti   +3 more
wiley   +1 more source

Niche characteristics of plant populations in evergreen broad-leaved forest in Shiyang forestry centre

open access: yes浙江大学学报. 农业与生命科学版, 2006
Niche breadths and overlaps of 16 main tree populations and 23 main shrub populations in evergreen broad-leaved forest in Shiyang forestry centre of Zhejiang Province were measured using the formulas described by Shnnow-wiener, Levins and pianka.
AI Jian-guo   +3 more
doaj   +1 more source

Testing abundance-range size relationships in European carabid beetles (Coleoptera, Carabidae). [PDF]

open access: yes, 2003
between abundance and range size (the sampling artifact, phylogenetic non-independence, range position and resource breadth hypotheses) were tested by using atlas data for carabid beetles (Coleoptera, Carabidae) from Belgium, Denmark and the Netherlands.
Assmann   +59 more
core   +1 more source

Spatial autocorrelation inflates niche breadth–range size relationships

open access: yesGlobal Ecology and Biogeography, 2018
AbstractAimSpecies with broader environmental tolerances are expected to be more widely distributed than specialist species, implying a positive correlation between niche breadth and geographic range size. When this relationship is evaluated using data derived from broad‐scale geographic distributions of species, spatial autocorrelation of species ...
Timothy E. Moore   +3 more
openaire   +2 more sources

Tumor mutational burden as a determinant of metastatic dissemination patterns

open access: yesMolecular Oncology, EarlyView.
This study performed a comprehensive analysis of genomic data to elucidate whether metastasis in certain organs share genetic characteristics regardless of cancer type. No robust mutational patterns were identified across different metastatic locations and cancer types.
Eduardo Candeal   +4 more
wiley   +1 more source

Diet of the weasel in Hungary [PDF]

open access: yes, 2007
The diet of weasel (Mustela nivalis) collected in agricultural mosaic plain regions of Hugary was studied using the analysis of stomach and rectum contents (n = 155).
Heltai, Miklós, Lanszki, József
core  

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