Results 21 to 30 of about 725,902 (263)

How Common Are Lesions on the Tails of Sauropods? Two New Pathologies in Titanosaurs from the Late Cretaceous of Argentine Patagonia

open access: yesDiversity, 2023
Studies of the paleopathology of the vertebrae provide an interesting, oblique approach to their paleobiology and even paleoethology. They tell us about possible ethological causes such as accidental blows with objects, social interactions within a group,
Penélope Cruzado-Caballero   +3 more
doaj   +1 more source

Telling tails [PDF]

open access: yesProceedings of the National Academy of Sciences, 2001
The N-methyl-d-aspartate (NMDA)-type glutamate receptor is one of three major classes of receptors for glutamate, the principle excitatory neurotransmitter in the central nervous system. It plays a key role in learning and in the formation of memories by acting as a “coincidence detector” that initiates changes in synaptic strength that lead to the ...
Kennedy, Mary B., Manzerra, Pat
openaire   +3 more sources

Modelo Computacional Aplicado al Comportamiento de Agentes Financieros Mediante Autómatas Celulares (Cell-DEVS)

open access: yesPensamiento Crítico, 2018
En el presente trabajo se realizará la simulación el efecto de la interdependencia y el contagio en las decisiones de compra y venta de los inversionistasen un mercado financiero de tipo Black-Schole,donde existen dos activos financieros: acciones ...
Jesús Barrantes Limahuaya   +2 more
doaj   +1 more source

A True Human Tail in a Neonate : Case report and literature review

open access: yesSultan Qaboos University Medical Journal, 2017
A true human tail is a benign vestigial caudal cutaneous structure composed of adipose, connective tissue, muscle, vessels, nerves and mechanoreceptors.
Mahesh K. Pillai, Smitha T. Nair
doaj   +1 more source

Live Imaging of Heart Injury in Larval Zebrafish Reveals a Multi-Stage Model of Neutrophil and Macrophage Migration

open access: yesFrontiers in Cell and Developmental Biology, 2020
Neutrophils and macrophages are crucial effectors and modulators of repair and regeneration following myocardial infarction, but they cannot be easily observed in vivo in mammalian models.
Aryan Kaveh   +9 more
doaj   +1 more source

An investigation into the effectiveness of compressed straw blocks in reducing abnormal behaviour in growing pigs

open access: yesAnimal, 2019
The provision of manipulable material to pigs is a legal requirement to ensure their good welfare. Loose straw is edible, chewable, investigable and manipulable, and has been proven to be effective in reducing abnormal behaviour.
A. Haigh, J. Yun-Chou, K. O’Driscoll
doaj   +1 more source

Phage Adsorption to Gram-Positive Bacteria

open access: yesViruses, 2023
The phage life cycle is a multi-stage process initiated by the recognition and attachment of the virus to its bacterial host. This adsorption step depends on the specific interaction between bacterial structures acting as receptors and viral proteins ...
Audrey Leprince, Jacques Mahillon
doaj   +1 more source

The “Tail Sign” in Intramuscular Schwannoma

open access: yesJournal of the Belgian Society of Radiology, 2020
Teaching point: This case emphasizes the importance of the “tail sign” to sort the differential diagnosis of soft tissue tumors by highly suggesting schwannoma.
Hamza Khamlichi, Patrick Mailleux
doaj   +1 more source

A Tail… Film Metaphors of Bodily Transgressions in Human and Animal World

open access: yesZoophilologica, 2021
Andrzej Pitrus writes about films showing the transgression of man towards animality. He is interested in human-animal hybrids, as well as prohibited sexual contacts between representatives of different species.
Andrzej Pitrus
doaj   +1 more source

Spinal neural tube formation and tail development in human embryos

open access: yeseLife
Primary and secondary neurulation – processes that form the spinal cord – are incompletely understood in humans, largely due to the challenge of accessing neurulation-stage embryos (3–7 weeks post-conception).
Chloe Santos   +9 more
doaj   +1 more source

Home - About - Disclaimer - Privacy