It is well recognised that the period of time in which digital research may remain accessible is likely to be short in comparison to the period in which it will continue to hold intellectual value.Although many digital preservation strategies are effective for simple resources, it is not always possible to confirm that all of the significant proper

Recently, the world starts to suffer from the shortage of fresh water, in which it effect the survivor of people in many countries which cannot afford the costs of desalinate seawater.More than AMINO COMPLEX 50,000 children die every year from the shortage of fresh water.In Egypt, the need for fresh water is increasing daily due to the high demands

Abstract Background Grazing disturbance usually affects floral display and pollination efficiency in the desert steppe, which may cause pollen limitation in insect-pollinated plants.Effective pollination is essential for the reproductive success of insect-pollinated plants and insufficient pollen transfer may result in pollen limitation.Caragana mi

Abstract Infection of bacteria by phages is a complex multi-step process that includes specific recognition of Transfer Aides the host cell, creation of a temporary breach in the host envelope, and ejection of viral DNA into the bacterial cytoplasm.These steps must be perfectly regulated to ensure efficient infection.Here we report the dual functio