منابع مشابه
Reproductive versatility and the epigenetic control of female gametogenesis.
Each year, plants and animals perform the task of repopulating the planet through patterns of courtship and mating that have a unifying and compelling logic: the production of offspring. Although life of nearly all organisms is organized around sex and breeding, Darwinian thinking focused more on the struggle for existence than on evolutionary significance of this frantic race to reproduce. In ...
متن کاملDystroglycan Versatility
cytoskeleton, thus stabilizing the muscle as it alternately Martin E. Hemler Dana-Farber Cancer Institute contracts and relaxes. In particular, the a-dystroglycan protein binds to the extracellular matrix protein Boston, Massachusetts 02115 laminin-2, while b-dystroglycan spans the membrane and links directly to dystrophin, and other cytoskeletal proteins in the dystrophin family (Figure 1A). T...
متن کاملNovel microsatellite markers acquired from Rubus coreanus Miq. and cross-amplification in other Rubus species.
The Rubus genus consists of more than 600 species that are distributed globally. Only a few Rubus species, including raspberries and blueberries, have been domesticated. Genetic diversity within and between Rubus species is an important resource for breeding programs. We developed genomic microsatellite markers using an SSR-enriched R. coreanus library to study the diversity of the Rubus specie...
متن کاملVersatility of V-Y Flap in Gluteal Area
BACKGROUND Lesions in perineal area are common. The usual treatment is coverage by skin graft and flaps which may be local, pedicled or free types. In this paper V-Y flaps were used to cover the defects. METHODS V-Y flaps were used in the gluteal area in 15 patients. Lesions were due to different causes. RESULTS Of 15 patients, 11 were males and 4 were females. Their ages ranged from 3...
متن کاملمطالعه آناتومی گونه‌های Rubus زیرجنس Rubus در ایران
جنس تمشک، از تیره Rosaceae، حدود 750 گونه در دنیا دارد که هشت گونه و پنج دورگه آن از ایران گزارش شده است. در پژوهش حاضر، صفات تشریحی ساقه، برگچه، دمبرگ، گوشوارک و دمگل در هفت گونه از جنس تمشک Rubus متعلق به زیرجنس Rubus شامل: R .caesius، R. discolor، R. dolichocarpus، R. hirtus، R. hyrcanus، R .persicus و R. sanctus بررسی شد. نمونه‌های گیاهی جمع‌آوری شده در محلول تثبیت‌کننده قرار گرفته، سپس برش...
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ژورنال
عنوان ژورنال: Heredity
سال: 1949
ISSN: 0018-067X,1365-2540
DOI: 10.1038/hdy.1949.5