نتایج جستجو برای: 18b
تعداد نتایج: 271 فیلتر نتایج به سال:
Abstract Three deciduous tooth crowns were found in Unit 18B El Castillo Cave (Spain), considered a transitional Middle-Upper Paleolithic with numerous 14 C dates means earlier than > 42–44 ka cal. BP. Our goal was to describe these teeth, compare them Neanderthal, Mousterian Modern Humans, and Early-Mid Upper fossils (through scatterplots Z -scores), analyze their morphology. The teeth cons...
The search for signs of life through the detection exoplanet atmosphere biosignature gases is gaining momentum. Yet, only a handful rocky atmospheres are suitable observation with planned next-generation telescopes. To broaden prospects, we describe possibilities an aerial, liquid water cloud-based biosphere in sub Neptune-sized temperate exoplanets, those receiving Earth-like irradiation from ...
Abstract Mapping exoplanets across phases and during secondary eclipse is a powerful technique for characterizing Hot Jupiters in emission. Since these planets are expected to rotate about axes normal their orbital planes, with rotation periods synchronized periods, mapping provides direct correspondence between the phase planetary longitude. We develop framework understand information content ...
Context. A tidal interaction between a star and close-in exoplanet leads to shrinkage of the planetary orbit eventual dis- ruption planet. Measuring orbits will allow for quality parameter ( Q ★ ′ ) be measured, which is an important obtain information about stellar interiors. Aims. We analyse data from Transiting Exoplanet Survey Satellite (TESS) two targets known host hot Jupiters, have signi...
UNLABELLED Breast cancer (BC) in young adult patients (YA) has a more aggressive biological behavior and is associated with a worse prognosis than BC arising in middle aged patients (MA). We proposed that differentially expressed miRNAs could regulate genes and proteins underlying aggressive phenotypes of breast tumors in YA patients when compared to those arising in MA patients. OBJECTIVE Us...
Emerging evidence indicates that microRNAs (miRNAs), a class of small non-coding RNAs, are involved in a number of biological processes. The results of SOLiD™ sequencing were used to analyze differentially expressed miRNA profiles in the plasma and placenta of patients with preeclampsia (PE) and a subject who had had a pregnancy without complications. miRNAs were identified that were consistent...
UNLABELLED Kinesins are a superfamily of motor proteins and often deregulated in different cancers. However, the mechanism of their deregulation has been poorly understood. Through examining kinesin gene family expression in estrogen receptor (ER)-positive breast cancer cells, we found that estrogen stimulation of cancer cell proliferation involves a concerted regulation of specific kinesins. E...
BACKGROUND Streptococcus pneumoniae has more than 95 distinct serotypes described to date. However, only certain serotypes are more likely to cause pneumococcal diseases. Thus serotype surveillance is important for vaccine formula design as well as in post-vaccine serotype shift monitor. The goal of this study was to develop a practical screening assay for ten Shenzhen China common pneumococcal...
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