André Luiz da Silva, Marcelo Berwanger de Oliveira, Elisa Serra Negra Vieira, Volmir Sérgio Marchioro, Francisco de Assis Franco & Ivan Schuster·Journal of Advances in Biology & Biotechnology·2015
Aims: Evaluating the genetic diversity and molecular characterization of wheat varieties in Brazil, using microsatellite markers. Study Design: Random sampling of seeds from 32 varieties, was done. Place and Duration of Study: Biotechnology lab, Coodetec, BR 467, km 98. Cascavel,...
Open access
Research Article10.9734/JABB/2015/18628
Aims: Methanogenesis is the terminal step in anaerobic digestion and is often rate-limiting and highly sensitive to environmental changes. The performance of engineered anaerobic digesters depends on methanogenesis, which is often measured indirectly through methane production an...
Open access
Research Article10.9734/JABB/2015/18655
Fish species associations in three rivers, Orashi, Sombriero and New Calabar on the Eastern delta of Nigeria were studied using the presence-absence method. A total of 154 species were reported of which 135 species occurred on the Orashi River; 79 species on the Sombriero River a...
Open access
Research Article10.9734/JABB/2015/18320
The present study investigated the bioremediation of a petroleum hydrocarbon-polluted soil after substrate amendment with nutrient-rich sludge (NRS). Sun-dried top soil was measured into buckets and thoroughly mixed with waste engine oil (WEO) on a weight basis to obtain 5% w/w o...
Open access
Research Article10.9734/JABB/2015/19098
The aim of this study was to evaluate the effect of crude and aqueous fraction of Acacia nilotica on diabetic Wistar Rats. Alloxan at a dose of 150 mg/kg body weight was administered to the rats intraperitoneally to induce diabetes. Thirty rats divided into six groups of five a...
Open access
Research Article10.9734/JABB/2015/18350
For efficient transformation of cassava to enhance the productivity of the crop, developing effective protocol for the genetic transformation is necessary. Ten Nigerian cassava cultivars were screened in vitro for production of friable embryogenic callus (FEC) and transformation...
Open access
Research Article10.9734/JABB/2015/18603
The effect of low frequency electromagnetic field on cowpea yield was considered in a laboratory by exposing viable cowpea seeds to low frequency electromagnetic field producing magnetic strength of values; 50 mG, 100 mG, 150 mG and 250 mG at a constant exposure time of 30 minute...
Open access
Research Article10.9734/JABB/2015/17596
Aim: To study antibacterial activities of the dichloromethane extract of cocoa pods infected with P. palmivora on selected bacteria pathogens using paper disc bioassay technique, agar diffusion techniques and spectrophotometric methods. Place and Duration of Study: Departm...
Open access
Research Article10.9734/JABB/2015/17904
Aims: Extracellular polymeric substances (EPS) produced in biological wastewater treatment processes are from substrate metabolisms and biomass decay and mainly consist of proteins, polysaccharides, and nucleic acids. The chemical functional groups associated with these polymeric...
Open access
Research Article10.9734/JABB/2015/18402
Anderson Silva, Robério Silva, Gleidson de Carvalho, Fabiano da Silva, Túlio Lins, Lúcia Zeoula, Selma Franco, Ana Paula Silva, Venício Carvalho & George Abreu·Journal of Advances in Biology & Biotechnology·2015
The objective of this study was to evaluate the correlation between ingestive behavior and apparent digestibility of grazing cattle supplemented with or without propolis extract (LLOS®), during the rainy season. Thirty-two uncastrated crossbred steers (269±4.92 kg) with an averag...
Open access
Research Article10.9734/JABB/2015/13846