نتایج جستجو برای: rana

تعداد نتایج: 9884  

Journal: :Pflüger, Archiv für die Gesammte Physiologie des Menschen und der Thiere 1908

Journal: : 2023

Felaket ve Travmayı Görüntülemek: Prof. Dr. Simber Rana Atay ile Söyleşi

2008
Suk Kim Ahn-Heum Eom Daesik Park Nam-Yong Ra

In recent years, there has been a rapid decrease in amphibian populations worldwide, and infectious diseases have been associated with this decline. Diseased frogs inhabiting Korea were collected from fields, and the diseases were identified by morphological and molecular analyses. Two fungal diseases-saprolegniasis and chromomycosis-were detected in the frogs. Saprolegniasis caused by Saproleg...

J.C. Wang, J.W. Zhao, S. Pan, S.J. Lv, W.G. Pan, Y. Wang, Y.D. Yang, Y.P. Li, Z.L. Gao,

Background: Microwave Thermotherapy has been gradually used in radiotherapy and it is reported that microwave radiation increases bone demineralization rate independently of temperature. Furthermore, it becomes more and more widespread that the damage caused by the synergistic effect of microwave radiation and hypergravity. The experiment was designed to investigate the effect of microwa...

N. Masahaii

Fourteen adult frogs including six banded frog, Rana camerani and eight marsh frog, Rana ridibunda ridibunda were collected from two sites of Chahar Mahal-o-Bakhtiari province at the southwest of Iran and then were examined for helminth parasites. Only Dolichosaccus rastellus  (50%) was found in R. camerani, Skrjabinoeces similis (50%) and metacercarian cysts of Codonocephalus urniger (12.5%) w...

Journal: :Zoological science 2008
Ryoma Ota Kaori Suwa Tomoya Kotani Koich Mita Masakane Yamashita

It is known that amphibian oocytes undergo maturation through the formation and activation of maturation-promoting factor (MPF) in response to stimulation by the maturation-inducing hormone progesterone; however, the signal transduction pathway that links the hormonal stimulation on the oocyte surface to the activation of MPF in the oocyte cytoplasm remains a mystery. The aim of this study was ...

Journal: :Comparative biochemistry and physiology 1966
H L Stackhouse

SOME ASPECTS OP PTERIDINE BIOSYNTHESIS IN AMPHIBIANS by Hamilton Lee Stackhouse Bright fluorescing unconjugated pteridines have been extracted from amphibians; yet the biological function of these compounds in vertebrates is not completely understood. There is some evidence, indicating that they can act as pigments, co-factors, and growthpromoting substances. Pteridine biosynthesis is unknown b...

Journal: : 2023

Slavery stands as the cultural practice, norms and values where one class entice, persuade force another to assist, work Labor for benefits of former. It was a common practice in world when people were not aware about their rights. Empowerment resulted end slavery most countries. eradicated from Nepal 1981 B. S. by Rana Prime minister Chandra Shumsher Rana. just legal declaration but it great c...

Journal: :Science 1973
J E Platz A L Platz

Electrophoretic comparison of hemoglobin samples from numerous populations of Rana pipiens in Arizona reveals three distinct phenotypes that closely correlate with morphological differences. Hemoglobin samples from sympatric locations contain parental phenotypes with only the occasional occurrence of a hybrid. These data support the contention that the Rana pipiens complex consists of several s...

Journal: :The Journal of Cell Biology 1984
P B Sargent B E Hedges L Tsavaler L Clemmons S Tzartos J M Lindstrom

A collection of 126 monoclonal antibodies (mAbs) made against acetylcholine receptors (AChRs) from the electric organs of Torpedo californica or Electrophorus electricus was tested for cross-reactivity with AChRs in cryostat sections of skeletal muscle from Rana pipiens and Xenopus laevis by indirect immunofluorescence. 49 mAbs (39%) cross-reacted with AChRs from Rana, and 25 mAbs (20%) cross-r...

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