Results 71 to 80 of about 10,033,231 (329)

New World species of the genus Calliscelio Ashmead (Hymenoptera, Platygastridae, Scelioninae)

open access: yesZooKeys, 2017
The genus Calliscelio Ashmead is presumed to be a diverse group of parasitoids of the eggs of crickets (Orthoptera: Gryllidae). A least one species has been found to be an important factor in depressing cricket pest populations.
Hua-yan Chen   +2 more
doaj   +3 more sources

Biography of Zhu Chen [PDF]

open access: yesProceedings of the National Academy of Sciences, 2004
The alchemist's symbol for arsenic is a menacing coiled serpent, and perhaps rightly so. The element of arsenic has certainly earned a great deal of infamy from the reign of the Borgias to the novels of Agatha Christie, and in more recent times as a toxic contaminant of drinking water. But the symbolic serpent also coils around the staff of Aesculapius,
openaire   +2 more sources

Sex Representation in US Stroke Clinical Trials: A Decade of Trends and Challenges

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Stroke remains a major cause of disability and mortality in the US, with significant sex‐based disparities, and females remain underrepresented in stroke clinical trials. We aimed to examine sex representation in US‐based stroke clinical trials, identify trial characteristics associated with higher female enrollment (≥ 50%), and ...
Chaitali Dagli   +5 more
wiley   +1 more source

CSF Monoamine Metabolites and Cognitive Trajectory in Early Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Imaging and postmortem studies indicate that abnormalities in monoaminergic neurotransmission contribute to cognitive impairment in Parkinson's disease (PD). However, it remains uncertain if cerebrospinal fluid (CSF) monoamine metabolites can serve as biomarkers of cognitive decline in early PD.
Jing‐Yu Shao   +7 more
wiley   +1 more source

The Stegana undulata species group (Diptera: Drosophilidae) from the Oriental Region, with molecular phylogenetic analysis of the Chinese species

open access: yesEuropean Journal of Entomology, 2011
The Stegana undulata species group is revised and eight new species described: S. (Steganina) flaviclypeata Chen & Chen, sp. n., S. (S.) flavipalpata Chen & Chen, sp. n., S. (S.) leucothorax Chen & Chen, sp. n., S. (S.) melanocheilota Chen & Chen, sp. n.
Jin-Ming LU   +3 more
doaj   +1 more source

The Presence of Immature GV− Stage Oocytes during IVF/ICSI Is a Marker of Poor Oocyte Quality: A Pilot Study

open access: yesMedical Sciences, 2020
Here we investigate whether the presence of germinal vesicle-stage oocytes (GV− oocytes) reflects poor oocyte developmental competence (or quality).
Pia Astbury   +5 more
doaj   +1 more source

Callogobius sheni Chen, Chen and Fang 2006

open access: yes, 2011
Published as part of Ho, Hsuan-Ching & Shao, Kwang-Tsao, 2011, 2957, pp.
Ho, Hsuan-Ching, Shao, Kwang-Tsao
openaire   +1 more source

Clinical Outcomes of SEEG‐Guided Radiofrequency Thermocoagulation in Children With Focal Drug‐Resistant Epilepsy: A Multicenter Real‐World Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Stereoelectroencephalography‐guided radiofrequency thermocoagulation (SEEG‐RFTC) has emerged as a safe and effective minimally invasive treatment for children with drug‐resistant focal epilepsy. Although evidence from real‐world studies remains limited, numerous pediatric cases have demonstrated promising outcomes. This retrospective
Weitao Chen   +7 more
wiley   +1 more source

Dynamical model of aperiodic locomotor activity effects on mouse core body temperature removes transient perturbations from longitudinal temperature signals

open access: yesScientific Reports
Mammalian temperature changes across time due to multiple endogenous and exogenous factors including circadian rhythms, hormonal changes, and locomotor activity.
Jamison H. Burks, Benjamin L. Smarr
doaj   +1 more source

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