Research Papers/Topics in Biological Science

Fruit and Vegetable Contamination with Medically Important Geohelminths and Gastrointestinal Protozoa in Oyi Local Government Area, Anambra State, Nigeria

AbstractThis study was conducted to determine the level of fruits and vegetable contamination with medically important geohelminths and gastrointestinal protozoan parasites in Oyi Local Government Area. A total of 600 fruits and vegetables were purchased from the daily markets located in five communities in the study area in the morning hours from 7:00 am to 10:00 am. They were washed with saline water and examined microscopically for helminths and gastrointestinal protozoan parasites by sedi...

Accessibility and Use of Family Planning Information (FPI) by Rural People in Kilombero District, Tanzania

Abstract This study investigated the accessibility and use of family planning information (FPI) by rural people in Kilombero District, Tanzania. The purpose was to examine the entire infrastructure required for accessing and using FPI in a rural setting. The study surveyed 120 respondents using questionnaire, interview protocols and observation guides. The respondents included women and men of reproductive age, and Maternal and Child Health (MCH) clinic staff. The study revealed th...

Community Poultry Project for Conserving the Wildlife Species in Magombera Forest, Tanzania

ABSTRACT Aims: Poaching of wildlife is a major challenge in their conservation, including endemic ones like Procolobus gordonorum Matschie. Local communities in Udzungwa and Magombera poach for subsistence and small scale commerce. The Community poultry project adjacent to Magombera forest contributed towards enhancing the conservation of wildlife species through providing community with poultry as an alternative livelihood where meat and income can be generated in legal and convenient ...

Heavy Metals Bio-Accumulation In Tilapia And Catfish Species In Lake Rukwa Ecosystem Tanzania

ABSTRACT Investigation on accumulation of selected heavy metals of Zinc, Mercury, Copper, Lead, Chromium and Nickel in sediment, water and muscle tissues of Clarias gariepinus (African catfish) and Oreochromis esculentus (Singida tilapia) fish was done in Lake Rukwa, Tanzania. Samples were obtained from transects of 100 m long extending from Luika and Songwe River mouths to offshore. Water and sediment samples were collected directly from the study sites while fish were obtained from fis...

Antimicrobial Activity of Lemon Grass (Cymbopogon Citratus) on Clinical Isolates of Pseudomonas Aeruginosa, Salmonella Typhi, Streptococcus Pyogenes and Candida Albicans

ABSTRACTCymbopogon citratus, commonly known as lemongrass due to its lemon fragrance when crushed. Due to the presence of many phytochemicals in lemongrass, their use in the treatment of illnesses has increased. The antimicrobial activity of Cymbopogoncitratus (Lemongrass) was evaluated on Pseudomonas aeruginosa, Salmonella typhi, Streptococcus pyogenes and Candida albicans. The extract was obtained using two solvents; ethanol and methanol. The antimicrobial activity of the extracts was ...