نتایج جستجو برای: caspian mare

تعداد نتایج: 6437  

2005
Suzanne Leroy

Welcome to our international conference on rapid sea-level change. While concern about sea-level rise is global, our host country the Islamic Republic of Iran and the neighbouring Caspian countries have a concern of their own. Here, Caspian sea level rose a hundred times as fast as in the world’s oceans. Whereas oceanic sealevel rose 13 centimeter during the whole twentieth century, the Caspian...

Journal: :Molecular ecology 2003
Melania E A Cristescu Paul D N Hebert Teodora M Onciu

The Black, Azov, Caspian and Aral Seas, remnants of the intracontinental Paratethys basin, are home to a spectacular diversity of crustaceans. This study examines the past history of the Ponto-Caspian fauna through comparative phylogeographical studies on both benthic and planktonic taxa, based on an examination of nucleotide diversity in the mitochondrial, cytochrome c oxidase subunit 1 (COI) ...

2003
H. Hiesinger R. Jaumann G. Neukum

[1] Accurate estimates of mare basalt ages are necessary to place constraints on the duration and the flux of lunar volcanism as well as on the petrogenesis of lunar mare basalts and their relationship to the thermal evolution of the Moon. We performed new crater size-frequency distribution measurements in order to investigate the stratigraphy of mare basalts in Oceanus Procellarum and related ...

Journal: :Emerging Infectious Diseases 2000
S. Kennedy T. Kuiken P. D. Jepson R. Deaville M. Forsyth T. Barrett M. W. van de Bildt A. D. Osterhaus T. Eybatov C. Duck A. Kydyrmanov I. Mitrofanov S. Wilson

Thousands of Caspian seals (Phoca caspica) died in the Caspian Sea from April to August 2000. Lesions characteristic of morbillivirus infection were found in tissue specimens from dead seals. Canine distemper virus infection was identified by serologic examination, reverse transcriptase- polymerase chain reaction, and sequencing of selected P gene fragments. These results implicate canine diste...

Journal: :PLoS ONE 2009
Carlos A. Driscoll Nobuyuki Yamaguchi Gila Kahila Bar-Gal Alfred L. Roca Shujin Luo David W. Macdonald Stephen J. O'Brien

The Caspian tiger (Panthera tigris virgata) flourished in Central Asian riverine forest systems in a range disjunct from that of other tigers, but was driven to extinction in 1970 prior to a modern molecular evaluation. For over a century naturalists puzzled over the taxonomic validity, placement, and biogeographic origin of this enigmatic animal. Using ancient-DNA (aDNA) methodology, we genera...

2015
Young Hwi Kwon Kausik Bishayee Ataur Rahman Jae Seung Hong Soon-Sung Lim Sung-Oh Huh

Morus alba root extract (MARE) has been used to treat hyperglycaemic conditions in oriental medicine. Here, we studied whether MARE possesses a cytotoxic effect on neuroblastoma. To check the cytotoxicity generated by MARE was whether relatively higher against the cancer cells rather than normal cells, we chose a neuroblastoma cell line (B103) and a normal cell line (Rat-2). A CCK assay reveale...

2013
Lilia Dmitrieva Andrey A. Kondakov Eugeny Oleynikov Aidyn Kydyrmanov Kobey Karamendin Yesbol Kasimbekov Mirgaliy Baimukanov Susan Wilson Simon J. Goodman

The Caspian seal (Pusa caspica) has declined by more than 90% since 1900 and is listed as endangered by IUCN. We made the first quantitative assessment of Caspian seal by-catch mortality in fisheries in the north Caspian Sea by conducting semi-structured interviews in fishing communities along the coasts of Russia (Kalmykia, Dagestan), Kazakhstan and Turkmenistan. We recorded a documented minim...

2003
Lin Li John F. Mustard

[1] Multiple end-member spectral mixture analysis (MESMA) was applied to the Clementine UVVIS global 1 km multispectral data set, and the resulting highland material fraction image was used to investigate highland contamination of mare surfaces by impact cratering. MESMA decomposes each pixel with the number of end-members fewer than the number of the spectral bands of Clementine UVVIS data. Th...

Journal: :Theriogenology 1988
S M McDonnell K Hinrichs W L Cooper R M Kenney

A study was conducted over a 2-mo period to compare estrus detection results obtained using an androgenized teaser mare with those obtained with a stallion, using the same group of 10 normally cyclic mares. The teaser mare was androgenized by administration of boldenone undecylenate (500 mg i.m. every 1 to 2 wk), and allowed to run loose with the mare group. Estrus was determined by observation...

Journal: :Science 2009
Junichi Haruyama Makiko Ohtake Tsuneo Matsunaga Tomokatsu Morota Chikatoshi Honda Yasuhiro Yokota Masanao Abe Yoshiko Ogawa Hideaki Miyamoto Akira Iwasaki Carle M Pieters Noriaki Asada Hirohide Demura Naru Hirata Junya Terazono Sho Sasaki Kazuto Saiki Atsushi Yamaji Masaya Torii Jean-Luc Josset

We determined model ages of mare deposits on the farside of the Moon on the basis of the crater frequency distributions in 10-meter-resolution images obtained by the Terrain Camera on SELENE (Selenological and Engineering Explorer) (Kaguya). Most mare volcanism that formed mare deposits on the lunar farside ceased at approximately 3.0 billion years ago, suggesting that mare volcanism on the Moo...

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