Results 41 to 50 of about 558,217 (284)

Genomic and phenotypic signatures of climate adaptation in an Anolis lizard [PDF]

open access: yes, 2017
Integrated knowledge on phenotype, physiology and genomic adaptations is required to understand the effects of climate on evolution. The functional genomic basis of organismal adaptation to changes in the abiotic environment, its phenotypic consequences,
Hamilton, Rickeisha   +5 more
core   +1 more source

Evolution of astrocytes: From invertebrates to vertebrates

open access: yesFrontiers in Cell and Developmental Biology, 2022
The central nervous system (CNS) shows incredible diversity across evolution at the anatomical, cellular, molecular, and functional levels. Over the past decades, neuronal cell number and heterogeneity, together with differences in the number and types ...
Carmen Falcone
doaj   +1 more source

Connections of the corpus cerebelli in the green sunfish and the common goldfish [PDF]

open access: yes, 1988
Examination of the connections of the corpus cerebelli in one perciform (Lepomis cyanellus) and one cypriniform teleost (Carassius auratus) reveal that ipsilateral afferent connections in both species arise from an anterior group of nuclei in the ...
Northcutt, R. Glenn, Wullimann, Mario F.
core   +1 more source

Vertebrate Skeletogenesis [PDF]

open access: yes, 2010
Vertebrate skeletogenesis consists in elaborating an edifice of more than 200 pieces of bone and cartilage. Each skeletal piece is crafted at a distinct location in the body, is articulated with others, and reaches a specific size, shape, and tissue composition according to both species instructions and individual determinants. This complex, customized
Véronique, Lefebvre, Pallavi, Bhattaram
openaire   +2 more sources

Vertebrate innovations [PDF]

open access: yesProceedings of the National Academy of Sciences, 2000
Vertebrate innovations include neural crest cells and their derivatives, neurogenic placodes, an elaborate segmented brain, endoskeleton, and an increase in the number of genes in the genome. Comparative molecular and developmental data give new insights into the evolutionary origins of these characteristics and the complexity of the vertebrate ...
Shimeld, S, Holland, P
openaire   +3 more sources

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Vertebrates...and the conflicts in public image [PDF]

open access: yes, 1974
The author explores human perceptions, as influenced by words and the images they conjure in the human brain. People worldwide have formed strong images relating to our environment, both positive and negative: beauty and splendor vs.
Haraldstad, Tormod   +5 more
core  

Vertebrate palaeophysiology [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2020
Physiology is a functional branch of the biological sciences, searching for general rules by which explanatory hypotheses are tested using experimental procedures, whereas palaeontology is a historical science dealing with the study of unique events where conclusions are drawn from congruence among independent lines of evidence.
Jorge Cubo, Adam K. Huttenlocker
openaire   +2 more sources

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

A Comparative Biology of Microglia Across Species

open access: yesFrontiers in Cell and Developmental Biology, 2021
Microglia are unique brain-resident, myeloid cells. They have received growing interest for their implication in an increasing number of neurodevelopmental, acute injury, and neurodegenerative disorders of the central nervous system (CNS).
Kaushik Sharma   +5 more
doaj   +1 more source

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