Results 31 to 40 of about 57,890 (291)

Speciation Through the Lens of Population Dynamics: A Theoretical Primer on How Small and Large Populations Diverge

open access: yesPopulation Ecology, EarlyView.
Population size and dynamics fundamentally shape speciation by influencing genetic drift, founder events, and adaptive potential. Small populations may speciate rapidly due to stronger drift, whereas large populations harbor more genetic diversity, which can alter divergence trajectories. We highlight theoretical models that incorporate population size
Ryo Yamaguchi   +3 more
wiley   +1 more source

Education about, in, and for wetlands: practices, premises, possibilities, and challenges

open access: yesFrontiers in Water
The purpose of this paper is to review areas of educational theory, research, and practice relevant to wetlands education, notably education about, in, and for wetlands. Five key areas are reviewed: (a) from the Report of the Intergovernmental Conference
Tom Marcinkowski
doaj   +1 more source

Transcriptome sequencing of olfactory-related genes in olfactory transduction of large yellow croaker (Larimichthy crocea) in response to bile salts [PDF]

open access: yesPeerJ, 2019
Fish produce and release bile salts as chemical signalling substances that act as sensitive olfactory stimuli. To investigate how bile salts affect olfactory signal transduction in large yellow croaker (Larimichthy crocea), deep sequencing of olfactory ...
Jiabao Hu   +10 more
doaj   +2 more sources

Molecular Cloning of Dynein Heavy Chain and the Effect of Dynein Inhibition on the Testicular Function of Portunus trituberculatus

open access: yesAnimals, 2021
Dynein is a motor protein with multiple transport functions. However, dynein’s role in crustacean testis is still unknown. We cloned the full-length cDNA of cytoplasmic dynein heavy chain (Pt-dhc) gene and its structure was analyzed. Its expression level
Qiumeng Xiang   +6 more
doaj   +1 more source

Photosynthesis under far‐red light—evolutionary adaptations and bioengineering of light‐harvesting complexes

open access: yesFEBS Letters, EarlyView.
Phototrophs evolved light‐harvesting systems adapted for efficient photon capture in habitats enriched in far‐red radiation. A subset of eukaryotic pigment‐binding proteins can absorb far‐red photons via low‐energy chlorophyll states known as red forms.
Antonello Amelii   +8 more
wiley   +1 more source

Blue economy concepts are lagging behind in ocean literacy

open access: yesFrontiers in Marine Science
IntroductionOcean Literacy has been recognized as crucial in promoting a Sustainable Blue Economy.MethodsThis work carried out a literature review to understand how Ocean literacy and Blue Economy concepts are being associated. In particular, it examines
Mariana Almeida   +4 more
doaj   +1 more source

Marine Education and Research Development in Malaysia

open access: yesJurnal Teknologi, 2014
The development of local capabilities and research and development is one of the most challenges of the shipbuilding and offshore industries in Malaysia. The Industrial Master Plan has proposed five strategies thrusts for the long term viability of the marine transport sub-sector to overcome the challenges.As the shilbuilding and offshore industries in
Koto, Jaswar, Nakisa, Mehdi
openaire   +3 more sources

The anticancer effect of the HDAC inhibitor belinostat is enhanced by inhibitors of Bcl‐xL or Mcl‐1 in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
The pan‐HDAC inhibitor belinostat increases the expression of the pro‐apoptotic proteins Bim, Puma, and Noxa and induces apoptosis in ovarian cancer cell lines and patient‐derived tumor organoids when used at high concentrations. Moreover, inhibiting the anti‐apoptotic proteins Bcl‐xL or Mcl‐1 sensitizes these preclinical models to the cytotoxic effect
Cécilia Thomine   +10 more
wiley   +1 more source

Modeling Spatial Determinants of Blue School Certification: A Maxent Approach in Mallorca

open access: yesISPRS International Journal of Geo-Information
The Blue Schools initiative integrates the ocean into classroom learning through project-based approaches, cultivating environmental awareness and a deeper sense of responsibility toward marine ecosystems and human–ocean interactions.
Christian Esteva-Burgos   +1 more
doaj   +1 more source

Characterizing epithelial‐mesenchymal transition‐linked heterogeneity in breast cancer circulating tumor cells at a single‐cell level

open access: yesMolecular Oncology, EarlyView.
In over 50% of non‐metastatic breast cancer patients, circulating tumor cells (CTCs) along the whole epithelial‐mesenchymal transition spectrum are detected. Total CTC number and individual phenotypes relate to aggressive disease characteristics, including lymph node involvement and higher tumor proliferation. At the single‐cell level, mesenchymal CTCs
Justyna Topa   +14 more
wiley   +1 more source

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