Placentation in Sigmodontinae: a rodent taxon native to South America
نویسندگان
چکیده
منابع مشابه
Placentation in Sigmodontinae: a rodent taxon native to South America
BACKGROUND Sigmodontinae, known as "New World rats and mice," is a large subfamily of Cricetidae for which we herein provide the first comprehensive investigation of the placenta. METHODS Placentas of various gestational ages ranging from early pregnancy to near term were obtained for five genera, i.e. Necromys, Euryoryzomys, Cerradomys, Hylaeamys, and Oligoryzomys. They were investigated by ...
متن کاملRodent diversity in South America: transitioning into the genomics era
*Correspondence: Enrique P. Lessa, Departamento de Ecología y Evolución, Facultad de Ciencias, Universidad de la República, Iguá 4225, Montevideo 11400, Uruguay e-mail: [email protected] The goal of this perspective is to propose a concerted effort for the study of the diversity of South American rodents to transition into the genomic era. We first review progress made in the last few decades ...
متن کاملDevelopment of placenta in a rodent--model for human placentation.
Rodents provide an excellent experimental model to study human placental development. In this review, our aim was to explain major events that underlie the placental development in mammals in general, and specifically in rodent. Those events include trophoblast cell proliferation, decidual reaction and contact between the mesenchyme of the allantois with ectoplacental cone, all orchestrated by ...
متن کاملRodent outbreaks in North America
Fluctuations in rodent population densities in North America are a reality. Our understanding of the factors causing such fluctuations is incomplete; therefore, it is important to monitor populations to increase our understanding of natural wildlife communities so as to avoid substantial damage to agriculture, forestry, and urban infrastructures, and to prevent rodent-borne disease transmission...
متن کاملNative American Languages, indigenous languages of the native peoples of North, Middle, and South America
South America. The precise number of languages originally spoken cannot be known, since many disappeared before they were documented. In North America, around 300 distinct, mutually unintelligible languages were spoken when Europeans arrived. Of those, 187 survive today, but few will continue far into the 21st century, since children are no longer learning the vast majority of these. In Middle ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Reproductive Biology and Endocrinology
سال: 2011
ISSN: 1477-7827
DOI: 10.1186/1477-7827-9-55