objective: this study was carried out to examine the effect of vero cells co-culture on developmental competence of immature oocytes. materials and methods: bovine cumulus-oocyte-complexes (cocs) were matured in either presence or absence of vero cells. matured oocytes were inseminated and cultured for up to nine days. cleavage percentages were recorded on day two post insemination (pi). embryo...

Rap is one of the most salient music genres of the late twentieth and early twenty-first centuries. Gangsta rap, in particular, with its focus on urban street life, has become a dominant means of expression within contemporary African American adolescent culture. As such, it speaks directly to issues of identity, culture, violence, and nihilism—themes that permeate recent research on inner-city...

The challenges of early adolescence are intensified for girls of color who live in disadvantaged urban communities. One response to the needs of these girls comes from the Boys & Girls Clubs of America (BGCA), a youth development organization that has a long-standing presence in inner-city neighborhoods. A gender equity initiative designed to strengthen programming for minority girls at a BGCA ...

execution of every planned program in cities has different process. process involves inhabitant's preferences, capacity of area or neighborhood, scale of people participation. after these strategies plans will prepared and executors apply them. planning in city scale considering potentials of area and participation of people is very important stage to eliminate undesirable appearances of c...

the neighborhood is a major factor in urbanism where habitation is characterized.in iranian traditional cities, the concept of neighborhood demonstrates the values of well-being, identity and sociability. neighborhoods can be approached into the following ways: external view that includes official boundaries, issues related to urban development and urban management. internal view that is based ...

Sense of security is one of the basic human needs and the most influential social components of urban life. Perhaps it can be the most important factor in promoting or hindering walking in cities. In other words, if the neighborhoods of a city have a good level of security, the presents of pedestrians can be seen in local streets even in the late night hours. In this regard and to the answer to...