Results 51 to 60 of about 542 (154)

Mise en place des îles fluviales en Loire moyenne, du 19e siècle à aujourd’hui

open access: yesCybergeo, 2012
Downstream of the confluence with the Allier River, the Middle Loire River is characterized by a fluvial bed with semi-embanked channel. The wooded islands are ubiquitous throughout the river’s landscape, and are areas of active vegetalization in the ...
Stéphane Grivel, Emmanuèle Gautier
doaj   +1 more source

Interleukin-7 facilitates HIV-1 transmission to cervico-vaginal tissue ex vivo. [PDF]

open access: yesPLoS Pathogens, 2013
The majority of HIV-1 infections in women occur through vaginal intercourse, in which virus-containing semen is deposited on the cervico-vaginal mucosa. Semen is more than a mere carrier of HIV-1, since it contains many biological factors, in particular ...
Andrea Introini   +4 more
doaj   +1 more source

Antibody‐dependent enhancement (ADE) of SARS‐CoV‐2 in patients exposed to MERS‐CoV and SARS‐CoV‐2 antigens

open access: yesJournal of Medical Virology, Volume 96, Issue 5, May 2024.
Abstract This study evaluated the potential for antibody‐dependent enhancement (ADE) in serum samples from patients exposed to Middle East respiratory syndrome coronavirus (MERS‐CoV). Furthermore, we evaluated the effect of severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) vaccination on ADE in individuals with a MERS infection history.
Swapna Thomas   +12 more
wiley   +1 more source

Gate‐tunable Thermoelectric Effect in Oxide Thin Films at Room Temperature

open access: yesAdvanced Electronic Materials, Volume 10, Issue 3, March 2024.
Ionic liquid‐based electric‐double‐layer gating on PLD‐grown Nb‐doped SrTiO3 thin films enables a significant range of tunability of thermoelectric power factors (PF) at room temperature within ±3 V gate voltages by optimizing carrier concentration (≈1015 cm‐2) and mobility.
Arindom Chatterjee   +7 more
wiley   +1 more source

Trauma exposure and disclosure in Hispanic youth at clinical high risk for psychosis: A retrospective review study

open access: yesEarly Intervention in Psychiatry, Volume 18, Issue 1, Page 58-62, January 2024.
Abstract Aim This exploratory study aimed to examine differences in rates of self and clinician‐reports of trauma in youth at clinical high risk for psychosis (CHR) and whether rates of reporting differed by ethnicity. Methods Self‐reported history of trauma was collected at intake amongst youth at CHR enrolled in Coordinated Specialty Care (CSC ...
Samuel Barans   +9 more
wiley   +1 more source

Gravimetric changes and anomalous variations of the mean sea level during the november 29, 1978 earthquake

open access: yesGeofísica Internacional, 1978
El Instituto de Geofísica de la UNAM ha realizado medidas de gravedad de primer orden a lo largo  de la Costa del Pacífico, entre Lázaro Cárdenas Mich. y Puerto Angel, Oax.
M. Mena, F. Grivel, J. Monges
doaj   +1 more source

An ex vivo Model of HIV-1 Infection in Human Lymphoid Tissue and Cervico-vaginal Tissue

open access: yesBio-Protocol, 2014
Human tissue explants are a valuable tool to study the interactions between host and infectious agents. They reliably mimic many important aspects of tissue cytoarchitecture and functions and allow us the investigation of the mechanisms of microbial ...
Andrea Introini   +3 more
doaj   +1 more source

Sleep-deprivation regulates α-2 adrenergic responses of rat hypocretin/orexin neurons. [PDF]

open access: yesPLoS ONE, 2011
We recently demonstrated, in rat brain slices, that the usual excitation by noradrenaline (NA) of hypocretin/orexin (hcrt/orx) neurons was changed to an inhibition following sleep deprivation (SD).
Aaron Uschakov   +7 more
doaj   +1 more source

Selective transmission of R5 HIV-1 variants: where is the gatekeeper?

open access: yesJournal of Translational Medicine, 2011
To enter target cells HIV-1 uses CD4 and a coreceptor. In vivo the coreceptor function is provided either by CCR5 (for R5) or CXCR4 (for X4 HIV-1). Although both R5 and X4 HIV-1 variants are present in body fluids (semen, blood, cervicovaginal and rectal
Grivel Jean-Charles   +2 more
doaj   +1 more source

Rat hypocretin/orexin neurons are maintained in a depolarized state by TRPC channels. [PDF]

open access: yesPLoS ONE, 2010
In a previous study we proposed that the depolarized state of the wake-promoting hypocretin/orexin (hcrt/orx) neurons was independent of synaptic inputs as it persisted in tetrodotoxin and low calcium/high magnesium solutions.
Vesna Cvetkovic-Lopes   +7 more
doaj   +1 more source

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