نتایج جستجو برای: ecologists 119 percent

تعداد نتایج: 115028  

Journal: :Journal of Economic Perspectives 2013

Journal: :Papers of The Bibliographical Society of Canada 1969

Journal: :Rassegna iberistica 2023

Journal: :The Serials Librarian 2004

2014
Lisa A. Keister

Recent protest movements brought attention to the one percent, a segment of the population that is critical to understanding inequality and social mobility but that attracts relatively little research attention. In this article, I survey current research on the one percent in the United States. I distinguish income from wealth and show that both are very concentrated but that the concentration ...

2011
Jean Yves Petit

Milan, Italy; Paris and Lyon, France; and Bangkok, Thailand Background: Lipofilling is now performed to improve the breast contour, after both breast-conserving surgery and breast reconstruction. However, injection of fat into a previous tumor site may create a new environment for cancer and adjacent cells. There is also no international agreement regarding lipofilling after breast cancer treat...

Journal: :به نژادی نهال و بذر 0
محتشم محمدی m. mohammadi سیدکریم حسینی s. k. hosseini مظفر روستائی m. roustaii جعفر آلت جعفربای j. a. jafarbai طهماسب حسین پور t. hosseinpour غلامرضا خلیل زاده g. khalilzadeh محمدمهدی پورسیاه بیدی

most part of durum wheat is produced in semitropical dryland regions in iran. heat and drought stresses are the main constraints in these regions. so, identification of durum wheat cultivars with high yield and tolerant to these stresses is the main breeding strategy in dryland agricultural research institute. the genotype capeiti was evaluated at gachsaran agricultural research station from 19...

Journal: :The Canadian Field-Naturalist 2005

Journal: :Carcinogenesis 2003
Lei Zhang Wenfu Lu Xiaoping Miao Deyin Xing Wen Tan Dongxin Lin

The development of esophageal squamous cell carcinoma (ESCC) has been linked to exposure to carcinogens such as nitrosamines that cause various alkyl DNA damages and O6-methylguanine-DNA methyltransferase (MGMT) is a primary defence against alkylation-induced mutagenesis and carcinogenesis. This study was to investigate the role of inactivation of MGMT by promoter hypermethylation and its relat...

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