Browsing BS Biology Theses by Issue Date

Now showing items 1-20 of 531

The Radioprotective Potential of Spirulina Tablets on Irradiated Mouse Bone Marrow Cells

Cerezo, Moira F.; Fernando, Ma. Theresa Fe O. (2000-03)

In the testing of the radioprotective potential of Spirulina tablets, the micronucleus test was utilized. A total of 15 mice were used. The average weight of the mice were obtained and the dosage administered was calculated. ...
The larvicidal efficacy of Poinsettia leaf extract on Culex quinquefasciatus

Garcia, Diana M.; Sidamon, Annalyn P. (2000-04)

Botanical plant extracts used as larvicides have shown good knockdown qualities and have at the same time eliminated the resistance factor present in chemical insecticides. In this biological activity-guided study, leaves ...
Effect Of Coconut Oil On Alcohol-Induced Liver Disease In Male Rats

Collado, Fareed Moses S.; Zarate, Fitzderick S. (2002-03)

The potential attenuating effect of dietary coconut oil on ethanol-induced liver disease was determined in this study. Alcoholic liver disease was induced in rats for six weeks, and was treated with diets enriched in coconut ...
The Macroscopic and Microscopic Effects of Borax on the Roots of Allium cepa var. aggregation

Cielo, Aileen Grace B.; Gavino, Aries Caesar P. (2002-03)

Borax (sodium tetraborate decaliydrate) has been found by the BFAD used as a fbod additive in commercially sold tapiocas. The study was conducted to investigate on the toxicity and mutagenicity of borax on the roots of ...
A Comparative Study of the Antibacterial Activity of Akapulko, Ikmo, and Achuete on Staphylococcus aureus Linn

Garcia, Ma. Gillian Gerardo; Sison, Emilene Judith Sumpaico (2002-03)

Medicinal plants such as “akapulko,” “ikmo,” and “achuete” are sold in Quiapo. They are known to exhibit antibacterial activity. The purpose of this study is to compare the antibacterial activity of these three plants ...
The Use of Polymerase Chain Reaction for the Amplification of a Gene Coding for Buforin I from Bufo marinus

Hurtado, Darnel Jasper O.; Moral, Angel Andrea M. (2002-03)

The emergence in recent years of strains of microorganisms that have developed a resistance to conventional antibiotics has stimulated the search for new naturally-occurring bactericidal and fungicidal agents such as these ...
The Use of Random Amplified Polymorphic DNAs (RAPDs) to Analyze the Genetic Variation Among Selected Oliva Species from the Visayas

Chua, Leslie Anne K.; Panlilio, Robin A. (2002-04)

Random Amplified Polymorphic DNA (RAPD) analysis was applied to three previously recognized species of Oliva from the Visayas. Total genomic DNA was extracted from the ethanol-preserved samples following the method of ...
Single Stranded Conformation Polymorphism Analysis of the Human p-Defensin 2 Gene In Filipino Tuberculosis Patients

Cordova, Liezl Marie Gaston; Lirazan, Ryan Joseph Balagtas (2003-03)

Human Beta-Defensin 2 (hBD2) works as a host defense antimicrobial peptide against Mycobacterium tuberculosis, the causative agent of tuberculosis (TB). Genomic DNA from representative samples (TB03 and Cl2) was subjected ...
The Combined Effects of Dietary Vitamin E and Ubiquinol on Lipid Peroxidation Levels in Cigarette Smoke Exposed Mice

Gaurino, Cris Bryan E.; Cruz, Adrian Dino S. (2003-03)

The present study investigated the effect of the combined supplementation of vitamin E and ubiquinol to lipid peroxide levels and catalase activity. Twenty five mice were assigned into five groups: (1) unexposed, with no ...
Plasmodium berghei-Infected Erythrocyte as Immunogen for Polyclonal Antibody Production in Mice

Cristi, Ma. Vanessa A.; Lutanco, Rainier Y. (2003-04)

Production of an effective vaccine for malaria has been difficult because of the polyphasic and polymorphic characteristics of the Plasmodium parasite. Protein changes on the surface of malaria-infected erythrocytes occur ...
Screening of Some Philippine Marine Sponges for Anti-platelet Aggregation Activity

Ching, Charmaine Ann Tan; Danao, Nina Rianna Quilala (2003-04)

Extracts from 17 Pliilippine sponges from the UP Marine Science collection were tested for their anti-platelet aggregation (APA) activity using the Giemsa assay. Crude methanol extracts were dried and then dissolved in ...
Presumptive Identification of Heterotrophic Thermophilic Bacteria From Surface Waters of Balabagon Boiling Lake in Manito, Albay

Flordeliza, Olivia Cano; Melendres, Sean Philip Gerard Tan (2003-04)

Water samples from the surface waters of Balabagon Boiling Lake in Manito, Albay in December 2002 were passed through a membrane filtration device with membranes with 0.45 pm pore size. The membranes were placed in TGYE ...
Effect of Varied Dietary Protein Levels on Resource Allocation to Somatic Mass and Defense Structures in Red Tilapia (Oreochromis niloticus x O. mossambicus)

Canlas, Sarrie Joyce C.; Roa, Frances Marie C. (2004-03)

Isocaloric diets containing 15%, 25%, 35%, and 45% crude protein (CP) were prepared and fed with to red tilapia fry for three months to ascertain the effects of varying protein levels on resource allocation to somatic mass ...
Effects of Crude Leaf Extracts of the Neem Plant (Azadirachta indica A. Juss.) on Egg Survivorship of Blue Bottle Fly (Calliphora vomitoria L.)

Chua, Andrea S.; de Mesa, Uzziel R. (2004-03)

Extracts from the neem plant (Azadirachta indica A. Juss) have been known for their insect growth inhibition properties. To determine the effect of neem plant on survivorship of blue bottle fly (Calliphora vomiloria L.) ...
Effects of Ginseng Root Extract (Panax Ginseng) on Hydrochlorothiazide-Induced Hyperglycemia in Male Mice

Gaddi, Paulyn M.; Tawasil, John Timojin R. (2004-03)

The present study examined effect of Korean ginseng root extract (GRE) on hydrochlorothiazide-induced hyperglycemia in male mice. Preliminary trials revealed no dose-dependent effects of GRE supplementation in test mice. ...
An Ecological Assessment of Seaweed Communities in Masinloc, Zambales

Garcia Jr., Joseph Allan D.; Rivera II, Joseph Eleazar P. (2004-03)

The study focused on three seaweed communities in Masinloc Bay, Masinloc, Zambales, to include abundance, distribution and diversity of seaweed species. Their corresponding associated flora and fauna and the prevailing ...
Ecological Assessment of Thalassia hemprichii as a Food Source fbr Toxopneustes chlorocanthus in Paniquian Island, Puerto Galera, Oriental Mindoro

Clarin, Jean Margaret E.; Lee, Joanne P. (2004-03)

Seagrass beds have served as nursery grounds and suitable habitats for many marine organisms. Specifically, the leaves have provided a good source of food and nutrition for marine organisms. Sea urchin herbivory on ...
A Study on the Attached Microflora and Microfauna along the Riverbank of the Downstream and Upstream Parts of the Pasig River System, Philippines

Golepang, Jayferson Micquel A.; Teo, Honeylen Maryl T. (2005-03)

The Pasig River system is a large river that runs across Metro Manila with two main tributaries. Marikina River and San Juan River. The aim of this study is to compare the attached microflora and microfauna on the non-living ...
The Meristic and Morphometric Characteristics of two Philippine Species of Galunggong Decapterus macarellus (Cuvier, 1833) and D. kurroides (Bleeker, 1855)

Correa, Leonard Nevin V.; Martinez, Joyce Marie V. (2005-04)

Fifteen biometric characters were used to differentiate and compare the mackerel scad Decapterus macarellus (Cuvier, 1833) and the redtail scad D. kurroides (Bleeker, 1855). Meristic and morphometric data from 60 samples ...
Identification of Quantitative Trait Loci (QTLs) for sheath blight resistance in cultivated rice, Oryza sativa L.

Cinco, Diane Michellene C.; Fernando, Sheens B. (2005-04)

One of the two major rice diseases is sheath blight, which is caused by the fungus Rhizoctonia solani. To date, only partial resistance to rice sheath blight has been identified. In this experiment, 58 Recombinant Inbred ...

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