RESOURCE ALLOCATION AND NODE PLACEMENT IN MULTI-HOP HETEROGENEOUS INTEGRATED-ACCESS-AND-BACKHAUL NETWORKS


Effects of Hemizygia welwitschii leaf extract fractions on postharvest infestation of maize by Sitophilus zeamais Motsculsky (Coleoptera: Curculionidae)

As part of on-going efforts to use eco-friendly alternatives to chemical pesticides, leaf powder of Hemizygia welwitschii was sequentially extracted in hexane, acetone and methanol.Bioassays were carried out to establish the most active fraction(s) against Sitophilus zeamais in maize.Maize grains (50 g) were treated with concentrations within the r

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Mixed cytomegalovirus genotypes in HIV-positive mothers show compartmentalization and distinct patterns of transmission to infants

Cytomegalovirus (CMV) is the commonest cause of congenital infection and particularly so among infants born to HIV-infected women.Studies of congenital CMV infection (cCMVi) pathogenesis are complicated by the presence of multiple infecting maternal CMV strains, especially in HIV-positive women, and the large, recombinant CMV genome.Using newly dev

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