Scaffolds derived from decellularized tissues provide a natural microenvironment for cell culture. Embryonic cerebrospinal fluid (e-CSF) contains factors which play vital roles in development of the nervous system. This research was aimed to survey the effect of Wistar rat e-CSF on neural differentiation of bone marrow derived mesenchymal stem cells (BM-MSCs) cultured on the human amniotic memb...

The purpose of this study was to investigate and compare whether the explant supernatants prepared from endometrial tissues during the proliferative phase, secretory phase and early pregnancy differ in immunosuppressive activity. Specimens of nonpregnant endometrium from hysterectomies and normal first trimester decidua following elective aspiration termination of pregnancy were obtained. ...

Believed to be all but absent from United States, the Leishmania parasite has infected more than 1000 hunting dogs in 21 U.S. states and the Canadian province of Ontario. Nobody is claiming that the disease is about to run riot among the U.S. population. But the widespread outbreak in dogs has experts wondering whether visceral leishmaniasis--which sickens over half a million people yearly in S...

One of the most difficult problems in medicine is the correct estimation of the value of any new method of treatment which is not absolutely specific. Not only is enthusiasm liable to run riot at the incidence of a series of successful cases, but the reverse may also occur, and undue depreciation of the value of a useful method be engendered by an initial series of tmsuccessful cases.

Con~munications for this section will be published us space and priorities pennit. The cotnnwnts should riot exceed 350 words in length, with a tnaxitnurn offioe references, onefigure or table ccln be printed. Exceptions trwy occur under ))articular circunutances Contributions may incluak con~nwnts on urticles published in this periodical, o r they nlny be reports of unique educutiotiul churuct...

with the aims of protecting and exploiting the effects and values of imposed war and preventing the destruction and distorting them, the foundation for the preservation and publication of sacred defense works and values was established on february 26, 1991 by a command of the supreme leader and the commander-in-chief of the armed forces. then, the central headquarters of the rahian-e noor was c...