Institute for Biotechnology Research (IBR): Recent submissions

Now showing items 41-60 of 84

Metagenomic and Metatranscriptomic analysis of Bacterial, Archaeal and Fungal communities within the hot springs of Lake Magadi in Kenya

Kambura, Anne Kelly (Institute of Biotechnology Research, JKUAT, 2017-01-09)

Biotechnology
Determination of genetic diversity of Pseudomonas syringae pathovar garcae and its reaction to selected coffee varieties in Kenya

Ithiru, John mwangi (Biotechnology , IBR, JKUAT, 2016-08-08)

Bacterial blight of coffee (BBC) caused by Pseudomonas syringae pathovar garcae is a major concern in Kenya and other coffee growing countries due to high incidence and severity in Arabica coffee. Previous work to develop ...
Characterization of dark and pale forms of frankliniella schultzei (trybom) – an ecological, biological, morphological and molecular approach

Gikonyo, Matilda Wangeci (Bioinformatics and Molecular Biology , IBR, JKUAT, 2016-03-23)

Frankliniella schultzei Trybom is an important pest of ornamental and vegetable crops worldwide and a vector of Tospoviruses, which are plant viruses belonging to the family Bunyaviridae. It occurs as two color forms (dark ...
The effect of HIV-1 infection, HIV/HBV, HIV/HCV co infections on leukocytes in the presence of activated RANTES G 28.

Tsuma, Catherine Medza (JKUAT - IBR, 2016-05-21)

Human immunodeficiency virus (HIV)-1, co infection with hepatitis B virus (HBV) and hepatitis C virus (HCV) challenges the immune system. Regulated on activation normal T cell expressed and secreted (RANTES) is one of the ...
Diversity, Genetic Background and Hsp70 Gene Functional Polymorphisms for Heat Tolerance in Indigenous Chickens in Kenya

Kennedy, Grace Moraa (IBR, JKUAT, 2016-05-19)

The arid and semi-arid regions occupy the highest percentage of land mass in Kenya and are worst hit by the ongoing climate change across the horn of Africa. Indigenous chickens in the arid and semi-arid lands (ASALs) have ...
Isolation and Molecular Characterization of Yeast Strains from Kenyan Cheese Industries and their Potential Utilization in Bioethanol Production from Whey

Kimani, Virginia Wambui (Biotechnology, JKUAT, 2016-02-29)

The use of Bio-wastes like whey as raw materials for production of ethanol is gaining importance due to the environmental impact and exhaustion of fossil fuel sources making renewable fuel alternatives highly attractive. ...
Prevalence and factors associated with transfusion transmissible infections among blood donors at Regional blood transfusion center Nakuru and Tenwek Mission Hospital, Kenya

Bartonjo, Grace (Laboratory Management and Epidemiology , JKUAT, 2013)

Blood transfusion is an essential therapeutic procedure. Although timely transfusion saves millions of human lives worldwide each year, unsafe transfusion practices can put millions of people at risk of transfusion ...
Exploring host induced gene silencing of key biosynthetic pathway genes in management of aflatoxin accumulation in maize (zea mays) and groundnuts (arachis hypogaea l)

Masanga, Joel Okoyo (2015)

Infestation of crops by mycotoxin-producing fungi is a major challenge in sub-Sahara Africa due to heavy economic losses and threats to human and animal health. Many crops are contaminated by fungi, particularly Aspergillus ...
Collection, Morphological and Molecular Characterization of Papaya Germplasm in Kenya.

Asudi, George Ochieng’ (JKUAT, Juja, 2015-11)

Papaya is one of the major fruit crops of the tropical regions of the world. It shows considerable phenotypic variation in morphological and horticultural traits that can be utilized in its genetic improvement. The ...
Isolation, Characterization and Screening of Bacterial Isolates from Lake Magadi for Exoenzyme and Antimicrobial activity

Kambura, Anne Kelly (JKUAT, Juja, 2015-11)

Microorganisms from soda lakes have attracted attention as a possible source of novel enzymes and metabolites for use in biotechnology and developing new applications such as medicine, food, and research reagents. Many ...
Isolation and Characterization of Novel Bacteria and Bacteriophages from the Haloalkaline Lake Elmenteita

Akhwale, Juliah Khayeli (JKUAT, Juja, 2015-11)

There is need to investigate novel cultivation approaches and develop new equipment to recover many previously uncultured microbes, classify and catalogue them as they provide a valuable resource for research and the ...
DESIGN, FABRICATION AND OPTIMIZATION OF A SMALL- SCALE ADSORPTION PROCESS REACTOR FOR BIOGAS PURIFICATION

CHEGE, JOHN MAINA (2015-06-23)

Biogas is a renewable energy resource. Emissions from biogas can cause serious damage to the human health and environment due to presence of the contaminants. The aim of this study was to evaluate biogas generation from ...
Evaluation of the extent and level of awareness on safe use of herbicides by Tea Growers in Bomet County, Kenya

Bett, Chepkurui Florence (2015-06-22)

Herbicides are pesticides used to kill weeds. Herbicides play a major role in crop protection and control of vector borne diseases in all agricultural sectors. They are chemically active compounds designed in the most ...
Isolation and Characterization of Novel Bacteria and Bacteriophages from the Haloalkaline Lake Elmenteita

Akhwale, Juliah Khayeli (2015-06-19)

There is need to investigate novel cultivation approaches and develop new equipment to recover many previously uncultured microbes, classify and catalogue them as they provide a valuable resource for research and the ...
Genetic diversity and post flowering drought tolerance analysis of Eritrean sorghum [sorghum bicolour (L) Moench] landraces using morpho-physiological and molecular markers

Negash, Tesfamichael Abraha (2015-06-12)

Sorghum (Sorghum bicolour (L.) Moench) is the most important staple food crop in Eritrea, mainly used for home consumption in the form of injera, bread, porridge and local alcoholic beverages. Sorghum grown under rain-fed ...
Evaluation of Meristem Tip Culture, Chemotherapy and Thermotherapy on the Reduction of Cassava Brown Streak Virus Ininfected Cassava (Guzo Variety) Cuttings

Mwangangi, Maureen Mwende (2015-01-30)

Cassava brown streak disease (CBSD) is an economically important disease of cassava (Manihot esculenta crantz) caused by Cassava brown streak virus (CBSV) which was the target in this study and Ugandan cassava brown ...
Gene Xpert Testing Of Stool Samples for the Diagnosis of Pulmonary Tuberculosis in Children Less Than 15 Years in Hospitals In and Around Nairobi

Welday, Seble Haile (2015-01-26)

Globally Tuberculosis (TB) is a major infectious disease. In 2011, there were an estimated 8.7 million new cases with 6% childhood tuberculosis. The majority of the cases occurring in high TB burden countries like ...
Development of Waterproofing Agent for Cement Soil Blocks from Low Density Polyethylene Wastes

Karanja, Benson Harison Kuria (2014-09-01)

Low density polyethylene (LDP) is an essential element of industrialization and socio-economic development of a country. This is due to the universal use of low density polyethylene in other sectors of the economy. However, ...
Development of Fuel Briquettes for Knockdown of Mosquitoes Using Natural Products

Thuku, Loise Nyakeru Thuku A thesis (2014-08-08)

Although there has been fruitful effort in managing most of the diseases that affect humankind, some of them like malaria are still a major death cause in many parts of the World. This necessitates the development of ...
Phenotypic and molecular characterization of Vibrio cholerae isolated from cholera outbreaks in western Kenya

Maranga, Robert Momanyi (2014-05-19)

Cholera disease is a major public health problem in Kenya and is caused by toxigenic Vibrio cholerae. V. cholerae are curved or straight Gram-negative bacilli. Epidemic cholera occurs in areas with water contamination and ...

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