Results 31 to 40 of about 12,949 (225)

Revealing histological and morphological features of female reproductive system in tree shrew (Tupaia belangeri) [PDF]

open access: yes, 2018
The tree shrew has been used as a primate animal model in neuroscience studies but it has only rarely been employed in the study of reproductive systems. This is mainly because we know very little about the histological features of reproductive organs of
D Dixon   +31 more
core   +1 more source

Distinct Frequency Specialization for Detecting Dark Transients in Humans and Tree Shrews

open access: yesCell Reports, 2018
Summary: Despite well-known privileged perception of dark over light stimuli, it is unknown to what extent this dark dominance is maintained when visual transients occur in rapid succession, for example, during perception of moving stimuli.
Abbas Khani   +2 more
doaj   +1 more source

A Novel Tree Shrew Model of Diabetic Retinopathy [PDF]

open access: yesFrontiers in Endocrinology, 2022
Existing animal models with rod-dominant retinas have shown that hyperglycemia injures neurons, but it is not yet clearly understood how blue cone photoreceptors and retinal ganglion cells (RGCs) deteriorate in patients because of compromised insulin tolerance. In contrast, northern tree shrews (Tupaia Belangeri), one of the closest living relatives of
Oleg S. Gorbatyuk   +8 more
openaire   +3 more sources

Establishment of the tree shrew as an alcohol-induced Fatty liver model for the study of alcoholic liver diseases. [PDF]

open access: yesPLoS ONE, 2015
Currently, the pathogenesis of alcoholic liver diseases (ALDs) is not clear. As a result, there is no effective treatment for ALDs. One limitation is the lack of a suitable animal model for use in studying ALDs.
Huijie Xing   +9 more
doaj   +1 more source

Functional Organization of Visual Cortex in the Owl Monkey [PDF]

open access: yes, 2004
In this study, we compared the organization of orientation preference in visual areas V1, V2, and V3. Within these visual areas, we also quantified the relationship between orientation preference and cytochrome oxidase (CO) staining patterns. V1 maps of
Bosking, W.   +5 more
core   +1 more source

Lenticular Autofluorescence in Normal Tree Shrews

open access: yesOphthalmic Research, 1996
Lenticular autofluorescence was measured in vivo in 25 normal tree shrews using a fluorophotometer with a specially designed small animal adapter to assess the usefulness of this model of lens pathology. The average variability in the lenticular autofluorescence measurements was 8.7%.
M, Kado   +7 more
openaire   +2 more sources

Nerve growth factor promotes in vitro proliferation of neural stem cells from tree shrews

open access: yesNeural Regeneration Research, 2016
Neural stem cells promote neuronal regeneration and repair of brain tissue after injury, but have limited resources and proliferative ability in vivo.
Liu-lin Xiong   +2 more
doaj   +1 more source

Chinese tree shrew: a permissive model for in vitro and in vivo replication of human adenovirus species B

open access: yesEmerging Microbes and Infections, 2021
Human adenovirus (HAdV) species B can cause severe acute respiratory diseases. However, the researches to combat this infection have been hampered by the lack of an animal model permissive to the virus. Here, we report in vitro and in vivo HAdV species B
Xiao Li   +8 more
doaj   +1 more source

Species Limits and Phylogeography of North American Cricket Frogs (Acris: Hylidae) [PDF]

open access: yes, 2008
Cricket frogs are widely distributed across the eastern United States and two species, the northern cricket frog (Acris crepitans) and the southern cricket frog (A. gryllus) are currently recognized. We generated a phylogenetic hypothesis for Acris using
Berendzen, Peter B.   +4 more
core   +2 more sources

Comparison of musculoskeletal networks of the primate forelimb [PDF]

open access: yes, 2017
Anatomical network analysis is a framework for quantitatively characterizing the topological organization of anatomical structures, thus providing a way to compare structural integration and modularity among species.
Diogo, R   +3 more
core   +3 more sources

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