Results 11 to 20 of about 4,758 (125)

But how does it smell? An investigation of olfactory bulb size among living and fossil primates and other euarchontoglirans. [PDF]

open access: yesAnat Rec (Hoboken)
Analysis of cranial endocast data of 181 extant and 41 fossil species from Euarchontoglires shows that there was a reduction in olfactory bulb size in Crown Primates, but that there were also subsequent reductions in various other primate clades (Anthropoidea, Catarrhini, Platyrrhini, crown Cercopithecoidea, Hominoidea).
Lang MM   +6 more
europepmc   +4 more sources

Španělský přírodovědec a teolog Juan T. Gonzáles de Arintero, o.p. (1860–1928) a evoluční vznik – stvoření člověka

open access: yesActa Universitatis Carolinae Theologica, 2019
This study represents the life and work of the Spanish Catholic natural scientist and theologian Juan T. González de Arintero o.p. (1860–1928), who is very little known in the Czech environment.
Ctirad V. Pospíšil
doaj   +2 more sources

The Evolution of Primate Litter Size

open access: yesHumans
Litter size plays an essential role in mammalian evolution and is one of the most important factors determining whether an organism is deemed to have a ‘slow’ or ‘fast’ life history strategy.
Jack H. McBride, Tesla A. Monson
doaj   +2 more sources

Neopterin as a Tool for Primate Ecoimmunology: Current Knowledge, Practical Application, and New Directions From Captivity to the Wild. [PDF]

open access: yesAm J Primatol
Neopterin is a sensitive and specific biomarker of intracellular pathogen infection and chronic inflammation, and affected by environmental, life‐history, and sex‐contextual factors. This review offers best‐practice guidelines and practical advice on sample collection, storage, and analysis in primates when used for ecoimmunological conservation and ...
Behringer V, Deimel C.
europepmc   +2 more sources

The allometry of brain size in Euarchontoglires: clade-specific patterns and their impact on encephalization quotients. [PDF]

open access: yesJ Mammal
Altres ajuts: CERCA Programme/Generalitat de CatalunyaThe timing and nature of evolutionary shifts in the relative brain size of Primates have been extensively studied.
López-Torres S   +7 more
europepmc   +2 more sources

The orobasal organ (of Ackerknecht): A bizarre structure of the mammalian oral cavity

open access: yesJournal of Morphology, Volume 284, Issue 6, June 2023., 2023
In 1912, Ackerknecht discovered and described an epithelial invagination behind the lower medial incisors in different mammalian species. This rudimentary structure might be a vestiagial organ which lost its physiological function. Named after its discoverer the “orobasal organ of Ackerknecht” is widely unknown in the scientific world.
Moritz Stäber   +2 more
wiley   +1 more source

Two hundred and five newly assembled mitogenomes provide mixed evidence for rivers as drivers of speciation for Amazonian primates

open access: yesMolecular Ecology, Volume 31, Issue 14, Page 3888-3902, July 2022., 2022
Abstract Mitochondrial DNA remains a cornerstone for molecular ecology, especially for study species from which high‐quality tissue samples cannot be easily obtained. Methods using mitochondrial markers are usually reliant on reference databases, but these are often incomplete.
Mareike C. Janiak   +17 more
wiley   +1 more source

A comparative study of pre‐alpha islands in the entorhinal cortex from selected primates and in lissencephaly

open access: yesJournal of Comparative Neurology, Volume 530, Issue 4, Page 683-704, March 2022., 2022
The drawing at the top shows coronal sections through a gyrified human brain (at left) and a lissencephalic (‘’smooth,” i.e., lacking normal convolutions) human brain (at right). The lower half of the image shows exemplary images of primate brains with a strongly gyrified cortex (Pongo pygmaeus) versus a comparatively smooth brain surface (Perodicticus
Michael Schön   +10 more
wiley   +1 more source

Comprehensive search filters for retrieving publications on nonhuman primates for literature reviews (filterNHP)

open access: yesAmerican Journal of Primatology, Volume 83, Issue 7, July 2021., 2021
Comprehensive Nonhuman primate search filters (and those for taxonomic sub‐groups) for literature reviews can be accessed using the filterNHP R package or at https://filterNHP.dpz.eu. Abstract Nonhuman primates (NHPs) are widely studied across many scientific disciplines using a variety of techniques in diverse environments.
Lauren C. Cassidy   +3 more
wiley   +1 more source

Risk posed by the HPAI virus H5N1, Eurasian lineage goose/Guangdong clade 2.3.4.4b. genotype B3.13, currently circulating in the US. [PDF]

open access: yesEFSA J
Abstract The emergence of highly pathogenic avian influenza (HPAI) A(H5N1), clade 2.3.4.4b, genotype B3.13 in U.S. dairy cattle marks a significant shift in the virus' host range and epidemiological profile. Infected cattle typically exhibit mild clinical signs, such as reduced milk production, mastitis and fever, with morbidity generally below 20% and
European Food Safety Authority (EFSA)   +9 more
europepmc   +2 more sources

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