Results 11 to 20 of about 987,293 (278)

Clonal integration benefits an invader in heterogeneous environments with reciprocal patchiness of resources, but not its native congener

open access: yesFrontiers in Plant Science, 2022
Many of the world’s most invasive plants are clonal, and clonal functional traits are suggested to contribute to their invasiveness. Clonal integration is one of the most important clonal functional traits, but it is still unclear whether clonal ...
Xiao-Mei Zhang   +9 more
doaj   +1 more source

Increasing soil microplastic diversity decreases community biomass via its impact on the most dominant species

open access: yesEcological Indicators, 2023
Ecosystems experience strong microplastic pollution and the ecological impacts of microplastic pollution have received increasing attention. While an ecosystem can be contaminated by different numbers of microplastics, no study has tested the impacts of ...
Lin-Xuan He   +6 more
doaj   +1 more source

Effects of temporal heterogeneity in nutrient supply on intra- and inter-genet competition of a clonal herb

open access: yesGlobal Ecology and Conservation, 2022
Nutrients are often released heterogeneously over time (e.g., in pulses) in natural habitats. Different genotypes of the same plant species may vary in their responses to temporal nutrient heterogeneity so that temporal nutrient heterogeneity may ...
Li-Min Zhang   +3 more
doaj   +1 more source

Physical disturbance accelerates carbon loss through increasing labile carbon release

open access: yesPlant, Soil and Environment, 2020
Labile carbon (C) is a major source of C loss because of its high vulnerability to environmental change. Yet its potential role in regulating soil organic carbon (SOC) dynamics remains unclear.
Xiuwei Zhang, Feihai Yu
doaj   +1 more source

Characterization and Comparison of 2 Distinct Epidemic Community-Associated Methicillin-Resistant Staphylococcus aureus Clones of ST59 Lineage. [PDF]

open access: yes, 2013
Sequence type (ST) 59 is an epidemic lineage of community-associated (CA) methicillin-resistant Staphylococcus aureus (MRSA) isolates. Taiwanese CA-MRSA isolates belong to ST59 and can be grouped into 2 distinct clones, a virulent Taiwan clone and a ...
A Bera   +55 more
core   +3 more sources

Nutrient foraging ability promotes intraspecific competitiveness in the clonal plant Hydrocotyle vulgaris

open access: yesEcological Indicators, 2022
Many plant species forage for nutrients by accumulating more biomass or ramets where soil nutrient availability is high. Nutrient foraging ability differs between species and between genotypes within species, can increase plant performance when nutrients
Li-Min Zhang, Peter Alpert, Fei-Hai Yu
doaj   +1 more source

Reproductive Cloning: Can Cloning Harm the Clone? [PDF]

open access: yesMedical Law Review, 2002
Since the creation of Dolly the sheep was reported in February 1997, the possibility of a cloned child has elicited powerful declarations of condemnation. A widely held view is that cloning a human being would be immoral and ought to be prohibited by legislation.
openaire   +4 more sources

Growth and Morphological Responses of Duckweed to Clonal Fragmentation, Nutrient Availability, and Population Density

open access: yesFrontiers in Plant Science, 2020
Connected ramets of aquatic clonal plants are susceptible to fragmentation by disturbance. Such clonal fragmentation may interact with nutrient availability and individual density to affect growth and morphology of aquatic clonal plants.
Li-Min Zhang   +8 more
doaj   +1 more source

Aldehyde dehydrogenase 1A1 and gelsolin identified as novel invasion-modulating factors in conditioned medium of pancreatic cancer cells [PDF]

open access: yes, 2008
Conditioned medium (CM) from clonal sub-populations of the pancreatic cancer cell line, MiaPaCa-2 with differing invasive abilities, were examined for their effect on in vitro invasion.
Alban   +51 more
core   +3 more sources

Mechanisms of blood homeostasis: lineage tracking and a neutral model of cell populations in rhesus macaques. [PDF]

open access: yes, 2015
BACKGROUND:How a potentially diverse population of hematopoietic stem cells (HSCs) differentiates and proliferates to supply more than 10(11) mature blood cells every day in humans remains a key biological question.
Chen, Irvin SY   +3 more
core   +1 more source

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