Results 51 to 60 of about 4,097,365 (246)

Frog origins: inferences based on ancestral reconstructions of locomotor performance and anatomy [PDF]

open access: yes, 2016
Frogs are the most species-rich and ecologically diverse group of amphibians and are characterized by a unique body plan including long legs, elongated ilia, and fused caudal vertebrae.
Boistel, Renaud   +8 more
core   +3 more sources

3D mesh processing using GAMer 2 to enable reaction-diffusion simulations in realistic cellular geometries

open access: yes, 2019
Recent advances in electron microscopy have enabled the imaging of single cells in 3D at nanometer length scale resolutions. An uncharted frontier for in silico biology is the ability to simulate cellular processes using these observed geometries ...
Amaro, Rommie E.   +7 more
core   +1 more source

A New Genus of Miniaturized and Pug-Nosed Gecko from South America (Sphaerodactylidae: Gekkota) [PDF]

open access: yes, 2011
Sphaerodactyl geckos comprise five genera distributed across Central and South America and the Caribbean. We estimated phylogenetic relationships among sphaerodactyl genera using both separate and combined analyses of seven nuclear genes.
Bauer, Aaron M.   +4 more
core   +2 more sources

Transmission-Blocking Vaccines for Canine Visceral Leishmaniasis: New Progress and Yet New Challenges

open access: yesVaccines, 2023
Dogs with visceral leishmaniasis play a key role in the transmission cycle of Leishmania infantum to humans in the urban environment. There is a consensus regarding the importance of developing a vaccine to control this disease.
Jaqueline Costa Leite   +19 more
doaj   +1 more source

Divergent functional traits in three sympatric Arctic charr Salvelinus alpinus morphs are not coupled with the age of the lineage divergence [PDF]

open access: yes, 2016
Three genetically discrete morphs of Arctic charr in Loch Rannoch, Scotland originated from a recent divergence within the lake (in situ) (piscivore and benthivore morphs) and from secondary contact of two older lineages (ex situ; a planktivore–piscivore/
Adams, Colin   +4 more
core   +2 more sources

Morphological and dietary responses of chipmunks to a century of climate change. [PDF]

open access: yes, 2016
Predicting how individual taxa will respond to climatic change is challenging, in part because the impacts of environmental conditions can vary markedly, even among closely related species.
Adams   +75 more
core   +1 more source

Reshaping Plant Biology: Qualitative and Quantitative Descriptors for Plant Morphology

open access: yesFrontiers in Plant Science, 2017
An emerging challenge in plant biology is to develop qualitative and quantitative measures to describe the appearance of plants through the integration of mathematics and biology.
Mathilde A. F. Balduzzi   +7 more
semanticscholar   +1 more source

Tenascins in Retinal and Optic Nerve Neurodegeneration

open access: yesFrontiers in Integrative Neuroscience, 2017
Tenascins represent key constituents of the extracellular matrix (ECM) with major impact on central nervous system (CNS) development. In this regard, several studies indicate that they play a crucial role in axonal growth and guidance, synaptogenesis and
Jacqueline Reinhard   +2 more
doaj   +1 more source

Computational modeling to elucidate molecular mechanisms of epigenetic memory

open access: yes, 2015
How do mammalian cells that share the same genome exist in notably distinct phenotypes, exhibiting differences in morphology, gene expression patterns, and epigenetic chromatin statuses?
Alsing   +68 more
core   +1 more source

Alligator mississippiensis [PDF]

open access: yes, 1994
Number of Pages: 14Integrative BiologyGeological ...
Ernst, Carl H., Ross, Charles A.
core   +1 more source

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