U. Okwu, Maureen, Department of Biological Science, College of Natural and Applied Sciences, Igbinedion University, Okada, Nigeria
U. Tango, Maria Luisa, Faculty, Education Department, Bicol University Tabaco Campus, Philippines
Ugonna Ugokwe*, Collins, Department of Zoology and Environmental Biology, University of Nigeria, Nsukka, Enugu State, Nigeria
Uko, Ogwo Elisha , Department of Human Physiology, College of Medicine and Health Sciences, Abia State University, Uturu, Nigeria.
Uroko*, Robert Ikechukwu, Department of Biochemistry, College of Natural Sciences, Michael Okpara University of Agriculture, Umudike, Abia State, Nigeria.
Uti, Christabel, Department of Biological Science, College of Natural and Applied Sciences, Igbinedion University, Okada, Nigeria