نتایج جستجو برای: old (22.44%) (p

تعداد نتایج: 1587012  

2014
Hong-Thuy Bui Nguyen Van Thuan Deug-Nam Kwon Yun-Jung Choi Min-Hee Kang Jae-Woong Han Teoan Kim Jin-Hoi Kim

Recently, the concept of ‘neo-oogenesis’ has received increasing attention, since it was shown that adult mammals have a renewable source of eggs. The purpose of this study was to elucidate the origin of theseeggsand toconfirmwhetherneo-oogenesis continuesthroughout life in the ovaries of the adultmammal. Adult female pigs were utilized to isolate, identify and characterize, including their pro...

2014
Michal T. Kucewicz Jan Cimbalnik Joseph Y. Matsumoto Benjamin H. Brinkmann Mark R. Bower Vincent Vasoli Vlastimil Sulc Fred Meyer W. R. Marsh S. M. Stead Gregory A. Worrell

High frequency oscillations are associated with normal brain function, but also increasingly recognized as potential biomarkers of the epileptogenic brain. Their role in human cognition has been predominantly studied in classical gamma frequencies (30– 100 Hz), which reflect neuronal network coordination involved in attention, learning and memory. Invasive brain recordings in animals and humans...

2005
Jin Zeng Li

We present in this paper the first near infrared study of the young open cluster NGC 2244, which is well known for its partially embedded nature in the Rosette Nebula. Based on the spatially complete 2 Micron All Sky Survey, the young OB cluster indicates apparent substructures. It is surprisingly resolved into a compact core that matches well the congregation of massive OB stars in the optical...

1998
W. Verschueren

Low-resolution long-slit spectra of reference stars, including MKK standard stars and well-known chemically peculiar stars, are used to develop a spectroscopic method for the detection of the 5200 Å flux depression in CP stars. This new method is shown to be as sensitive a detection tool as the photometrical techniques, and provides a higher resolution view of the excess blocking. Application t...

Journal: :Transactions of the Architectural Institute of Japan Summaries of Technical Papers 1965

Journal: :Monthly Notices of the Royal Astronomical Society 2019

2003
Brijesh Kumar Ram Sagar B. B. Sanwal M. S. Bessell

The spectral and reddening properties of 211 highly reddened proper motion members with V < 15 mag in 6 young galactic star clusters are investigated using low resolution spectroscopic, broad-band UBV RIJHK and mid-IR data. We report emission features in CaII HK and HI lines for a sample of 29 stars including 11 stars reported for the first time and also provide either a new or more reliable sp...

Journal: :F1000Research 2023

Background: Acute pancreatitis (AP) is a common disorder and although most of the cases are mild, mortality risk high when it comes to severe AP. It therefore important determine severity AP as early possible. This review aimed prognostic value C-reactive protein-to-albumin ratio (CRP/alb ratio) in patients with AP. Methods: We per...

Journal: :Proceedings of the International Astronomical Union 2013

2012
Elaine Tamez Joel Myerson Sandra Hale

☆ This research was supported by grants AG 2244 AG00030-34 from the National Institutes of Health. T to thank Nathan Rose, Jill Shelton, and Michael Str discussions and Randy Engle for alerting us to the rele Hunter's research on job performance. For information contact Elaine Tamez, Department of Psychology, Was Louis, Mo, 63130. ⁎ Corresponding author at: Department of Psy University, One Bro...

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