نتایج جستجو برای: phylogenetical position
تعداد نتایج: 239589 فیلتر نتایج به سال:
The pineal body was for a long time looked upon as a functionless remnant and from a phylogenetical point of view was accepted as a rudiment of the third eye, which is, at the present time, only found in hatteria punctata. As far as is known an epiphysis is present in all ver tebrates with the exception of mixinoids and crocodilia. In man the pineal body is pear shaped, lies just beneath the sp...
BACKGROUND The production of staphylocoagulase (SC) causing the plasma coagulation is one of the important characteristics of Staphylococcus aureus. Although SCs have been classified into 10 serotypes based on the differences in the antigenicity, genetic bases for their diversities and relatedness to chromosome types are poorly understood. METHODOLOGY/PRINCIPAL FINDINGS We compared the nucleo...
Light and transmission electron microscopy observations are reported on the structure and in vitro cytopathic effect of Acanthamoeba griffini trophozoites isolated from a clinical case. Live trophozoites were moderately active with a remarkable pleomorphism which changed from ovoid to quite elongated shapes. When moving, amoebae formed cytoplasmic projections such as wide lamellae and acanthopo...
conclusions an increased lumbar lordosis during the prone knee-flexion test is due to instability in a lumbar spine region. results results demonstrated that there was a statistically significant difference in lumbar lordosis in prone position and after performing the prone knee-flexion test among healthy subjects (p < 0.0001). patients and methods this quasi-experimental study with repeated me...
Literatures of various cultures interfere with one another so that each of them may become part of another’s literary polysystem. Accordingly, the researchers, in this study, attempted to recognize what position Persian literary polysystem allowed English literature in particular Persian translations of English modern short stories to occupy during 1990-2005. This study also intended to find ou...
Background: Nutritional problems in premature newborns are of great importance for their development. In this regard, the neonatal positioning during and after feeding can have a significant effect on their nutritional tolerance. Therefore, the present study was conducted to compare the effect of two positions (i.e., prone and right lateral) on gastric residual volume ...
This paper discusses a parallel architecture designed for autonomous mobile robot navigation tasks. Parallelism is used to enhance system speed and developmental exibility. The system-called MADRON-consists of ve independent parallel agents sharing common data and control information. They are a communication agent for interfacing the system with a `Ralph' class autonomous mobile robot, a visio...
Although homeopathy have been discovered 230 years ago by Dr Samuel Hahnemann but only scientific view has begun only since 25 years. Currently homeopathy has been integrated into the national health care systems of many countries, including India, Mexico, Pakistan, Sri Lanka, and the United Kingdom. In the World Health Organization report about alternative medicine that published in 2001, we n...
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