Results 121 to 130 of about 17,923 (299)

CHEOPS: a space telescope for ultra-high precision photometry of exoplanet transits

open access: yes, 2014
The CHaracterising ExOPlanet Satellite (CHEOPS) is a joint ESA-Switzerland space mission (expected to launch in 2017) dedicated to search for exoplanet transits by means of ultra-high precision photometry.
Ehrenreich, David   +10 more
core   +1 more source

A Deep Search for Exomoons around WISE 0855 with JWST

open access: yesThe Astronomical Journal
The James Webb Space Telescope (JWST) is collecting time-series observations of many free-floating planets (FFPs) to study their weather, but these light curves provide ideal datasets for locating exomoons that transit FFPs during observations.
Mikayla J. Wilson   +13 more
doaj   +1 more source

Engineered extracellular vesicles enriched with the miR‐214/199a cluster enhance the efficacy of chemotherapy in ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Loss of the miR‐214/199a cluster is associated with recurrence in ovarian cancer. Engineered small extracellular vesicles (m214‐sEVs) elevate miR‐214‐3p/miR‐199a‐5p in tumor cells, suppress β‐catenin, TLR4, and YKT6 signaling, reprogram tumor‐derived sEV cargo, reduce chemoresistance and migration, and enhance carboplatin efficacy and survival in ...
Weida Wang   +12 more
wiley   +1 more source

First detection of exoplanet transits with the SAO RAS 1-m telescope [PDF]

open access: yes, 2015
© Pleiades Publishing, Ltd., 2015. We present the results of observations of single exoplanet transits conducted with the SAO RAS 1-m telescope. We studied two exoplanets with different eclipse depths: WASP-43b and WASP-104b.
Valyavin G.   +5 more
core  

Decreased gastric emptying and gastrointestinal and intestinal transits of liquid after complete spinal cord transection in awake rats

open access: yesBrazilian Journal of Medical and Biological Research, 1998
We studied the effect of complete spinal cord transection (SCT) on gastric emptying (GE) and on gastrointestinal (GI) and intestinal transits of liquid in awake rats using the phenol red method.
Gondim F. de-A.A.   +5 more
doaj  

Keratin 19 as a prognostic marker and contributing factor of metastasis and chemoresistance in high‐grade serous ovarian cancer

open access: yesMolecular Oncology, EarlyView.
Keratin 19 (KRT19) is overexpressed in high‐grade serous ovarian cancer with high levels of Kallikrein‐related peptidases (KLK) 4–7 and is associated with poor survival. In vivo analyses demonstrate that elevated KRT19 increases peritoneal tumour burden.
Sophia Bielesch   +13 more
wiley   +1 more source

Stellar Activity Effects on High-Energy Exoplanet Transits

open access: yes, 2016
High energy (X-ray / UV) observations of transiting exoplanets have revealed the presence of extended atmospheres around a number of systems. At these energies, stellar radiation is absorbed in the upper atmosphere of the planet, making X-ray / UV ...
Llama, Joe   +7 more
core   +1 more source

Hippo pathway at the crossroads of stemness and therapeutic resistance in breast cancer

open access: yesMolecular Oncology, EarlyView.
Dysregulation of the Hippo pathway drives nuclear accumulation of YAP/TAZ, activating stemness‐related transcriptional programs that sustain breast cancer stemness and fuel therapeutic resistance across subtypes, underscoring Hippo signaling as a targetable vulnerability. Figure created and edited with BioRender.com.
Giulia Schiavoni   +11 more
wiley   +1 more source

A Bayesian method for the detection of planetary transits

open access: yes, 2001
A new algorithm is proposed for the systematic analysis of light curves produced in high accuracy photometric experiments. This method allows us to identify and reconstruct in an automated fashion periodic signatures of extra-solar planetary transits ...
M. Deleuil, C. Defaÿ, P. Barge
core   +1 more source

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