Results 81 to 90 of about 30,879 (234)

Irregular S-cone mosaics in felid retinas: spatial interaction with axonless horizontal revealed by cross-correlation [PDF]

open access: yes, 2000
In most mammals short-wavelength-sensitive (S) cones are arranged in irregular patterns with widely variable intercell distances. Consequently, mosaics of connected interneurons either may show some type of correlation to photoreceptor placement or may ...
Ahnelt   +52 more
core   +1 more source

Marmosets contain multitudes

open access: yeseLife
Single-cell RNA sequencing reveals the extent to which marmosets carry genetically distinct cells from their siblings.
Kenneth Chiou, Noah Snyder-Mackler
openaire   +3 more sources

Pharmacokinetics of a Single Subcutaneous Extended‐Release Buprenorphine (Ethiqa XR) in Healthy Beagles

open access: yesJournal of Veterinary Pharmacology and Therapeutics, EarlyView.
ABSTRACT This study evaluated the pharmacokinetics of an extended‐release buprenorphine formulation (Ethiqa XR) in dogs and explored potential sex differences. Twelve healthy intact beagles (6 males and 6 females) received a single subcutaneous injection of Ethiqa XR (0.2 mg/kg).
Kornelia Tiffinger   +5 more
wiley   +1 more source

Perinatal germ cell development and differentiation in the male marmoset (Callithrix jacchus):similarities with the human and differences from the rat [PDF]

open access: yes, 2013
STUDY QUESTION: Is perinatal germ cell (GC) differentiation in the marmoset similar to that in the human? SUMMARY ANSWER: In a process comparable with the human, marmoset GC differentiate rapidly after birth, losing OCT4 expression after 5–7 weeks of age
Anderson, Richard A   +6 more
core   +1 more source

Characterization of gut microbiome in a captive colony of marmosets

open access: yesBerliner und Münchener Tierärztliche Wochenschrift, 2020
Although the microbiome signatures in primates are more similar to humans in comparison to microbiome of mice and rats, the study of microbiome in primate models and particularly in non-human primates such as the common marmoset (Callithrix jacchus) are ...
I J Knorr   +8 more
doaj   +1 more source

Cortical neural dynamics unveil the rhythm of natural visual behavior in marmosets

open access: yesCommunications Biology, 2022
An ECoG array covering the marmoset’s entire cerebral cortex revealed neural dynamics of the visual system; the dorsal and ventral streams activate one after another following saccade, constituting the rhythm of natural visual behavior.
Takaaki Kaneko   +4 more
doaj   +1 more source

Sex chromosome-to-autosome transposition events counter Y-chromosome gene loss in mammals [PDF]

open access: yes, 2018
Background: Although the mammalian X and Y chromosomes evolved from a single pair of autosomes, they are highly differentiated: the Y chromosome is dramatically smaller than the X and has lost most of its genes.
Hughes, Jennifer F   +4 more
core   +1 more source

The flexible, the stereotyped and the in‐between: putting together the combinatory tool use origins hypothesis

open access: yesBiological Reviews, Volume 101, Issue 3, Page 1235-1254, June 2026.
ABSTRACT Tool use research has long made the distinction between tool using that is considered learned and flexible, and that which appears to be instinctive and stereotyped. However, animals with an inherited tool use specialisation can exhibit flexibility, while tool use that is spontaneously innovated can be limited in its expression and facilitated
Jennifer A. D. Colbourne   +1 more
wiley   +1 more source

Development of a noninvasive olfactory stimulation fMRI system in marmosets

open access: yesScientific Reports
Olfactory dysfunction is associated with aging and the earliest stages of neurodegenerative diseases, such as Alzheimer’s and Parkinson’s diseases; it is thought to be an early biomarker of cognitive decline. In marmosets, a small non-human primate model
Terumi Yurimoto   +9 more
doaj   +1 more source

Interactive rhythms across species: The evolutionary biology of animal chorusing and turn-taking

open access: yes, 2019
The study of human language is progressively moving toward comparative and interactive frameworks, extending the concept of turn‐taking to animal communication.
Greenfield, M., Ravignani, A., Verga, L.
core   +1 more source

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