This paper reports on the results of a trawls survey in 2011 to assess the amount of biomass and Catch Per Unit of Area (CPUA) as well as to determine the distribution pattern of Synodontidae family of demersal fishes (with emphasize on great lizardfish, Saurida tumbil) as one of the most important and commercial fish species in the northwest of the Persian Gulf.  Samples were collected fr...

tumors of t h e male u ret h ra are r a re, co m prising <1% of urolo g ic malignancies. this is a re po rt of a 44-ye a r-old man pre s ented with a 4 -month history of gross initi a l h e maturia and d y s u ri a . af t e r exami n ing the pa t ien t , we found a firm mass ex t ending 1 c m within the p roxim a l bulb a r uret h ra and a pathologic report of moderately differen t iated sq u a...

eighteen wheat breeding lines were evaluated along with two check cultivars across nine locations of temperate zone of iran during two crop seasons (2003-2004 and 2004-2005). field records were taken for some important traits especially grain yield. combined anova for nine locations in the first season and for seven locations in both seasons was undertaken. in each case, additive main effects a...

To detection of suitable sampling method to study tree canopy cover in the northern Zagros forest, Baneeh region forest, Kurdistan province, and west of Iran was selected. 40 square sample plots one hectare (100×100 m) were selected and perfect inventoried. In every sample plot the position of tree, kind of species and two diameter of crown (m) were recorded. To study of canopy cover different ...

u nderstanding t he e lements or s tructural c onstituents of t he m odern t heater is not e nough. it s hould be e xamined t hrough a m ethod according to which the characteristics of modern theater are harmonized and lead to an organized system. hence, the elements can only be understood through the whole body. this paper tries to achieve some results about the modern theater through a struct...

A widely accepted account of causation (Lewis, 1973) asserts: (1) If F and E both occur but F would not have occurred unless E had occured, then E causes F . This obviously implies (2) One’s birth causes one’s death. an extremely odd result. But is it a counter-example? Lewis (2000) suggests that the oddness of (2) is due not to obvious falsity but to being “too obvious to be worth mentioning” ...

background: spermatogonial stem cells (sscs), a subset of undifferentiated type a spermatogonia, are the foundation of complex process of spermatogenesis and could be propagated in vitro culture conditions for long time for germ cell transplantation and fertility preservation. objective: the aim of this study was in vitro propagation of human spermatogonial stem cells (sscs) and improvement of ...