Browsing Hayati Journal of Biosciences by Title
Now showing items 41-60 of 302
-
Characterization of Xylanase Streptomyces spp. SKK1-8
(2006)Streptomyces spp. SKK1-8 producing xylanase was isolated from soil sample from Sukabumi West Java. The xylanase have an optimum condition at pH 6 and 50 oC. Addition of 5 mM Cu2+ decreased the xylanase activity up to about ... -
Chemotaxonomic Studies on the Genus Amomum Based on Chemical Components of Volatile Oils
(2002)The study was focused on six species of Amomum genus i.e. A. aculeatum Roxb., A. blumeanum Val., A. compactum Soland. ex Maton., A. longipes Val., A. roseum Benth. et Hook.f., A. truncatum Gagn., and one species of Elettaria ... -
Chitinase Activity in Healthy and Sclerotium rolfsii Infected Peanut
(2006)The objectives of this experiment were to analyze the endo- or exo-chitinase activities of healthy and Sclerotium rolfsii infected peanuts. The experiment analyzed 24 different peanut genotypes. Results of the experiment ... -
Chloroplast DNA Copy Number May Link to Sex Determination in Leucadendron (Proteaceae)
(2009)Leucadendron (Proteaceae) is a South African genus, the flowers of which have become a popular item in the Australian cut-flower industry. All species are dioecious. In general the female flowers are the more desirable as ... -
Cloning and Expression Analysis of a Giant Gourami Vasa-Like cDNA
(2011)Molecular marker is useful in the development of testicular cells transplantation for detecting donor-derived germ cells in the recipient gonad. In this study, a giant gourami (Osphronemus goramy) vasa-like gene (GgVLG) ... -
Cloning of Genomic DNA Flanking Transposon in the Nonpathogenic Mutant of Xanthomonas axonopodis pv. glycines M715
(2005)The objective of this work is to clone flanking DNA derived from Tn-5 mutagenesis of wild type strain Xanthomonas axonopodis pv. glycines as first step to clone and to identify the gene involved in pathogenicity mechanism. ... -
Cloning ORF2 Membrane Protein of Koi Herpesvirus Lake Toba Indonesian Isolate
(2009)Koi herpesvirus (KHV) caused significant morbidity and mortality in koi and common carp. KHV which showed strong antigenic property implied that KHV virion or proteins may be used as antigen to raise antibody or vaccine ... -
Clooning of araA Gene Encoding L-Arabinose Isomerase from Marine Geobacillus stearothermophillus Isolated from Tanjung Api, Poso, Indonesia
(2010)L-arabinose isomerase is an enzyme converting D-galactose to D-tagatose. D-tagatose is a potential sweetenersucrose substitute which has low calorie. This research was to clone and sequence araA gene from marine bacterial ... -
Clustering of Brown Planthopper Biotype Based on RAPD-PCR
(2005)Random amplified polymorphic DNA (RAPD) technique was used to differentiate two brown planthopper biotypes, that were multiplied in the greenhouse. Ten selected random decamer RAPD primers produced unique DNA band patterns ... -
The Comparative Ability of Antioxidant Activity of Piper crocatum in Inhibiting Fatty Acid Aoxidation and Free Radical Scavenging
(2010)The excessive number of free radicals in human body could increase lipid peroxides and causes a variety of degenerative diseases. Piper crocatum is a plant containing natural chemicals that may have an antioxidant ability ... -
Compost Extract of Vegetable Wastes as Biopesticide to Control Cucumber Mosaic Virus
(2010)In semiaerobic conditions, different composting processes of vegetable wastes have different characteristics. When compost extracts amended with the effective microorganism-4 (EM4, +E) and Pseudomonas aeruginosa Ch1 (+B) ... -
Conservation of Agroecosystem through Utilization of Parasitoid Diversity: Lessom for Promoting Sustainable Agriculture and Ecosystem Health
(2008)For many years, agricultural intensification and exploitation has resulted in biodiversity loss and threaten ecosystem functioning. Developing strategies to bridge human needs and ecosystem health for harmonization of ... -
Control of Fusarium Wilt of Chili with Chitinolytic Bacteria
(2010)Biological control of plant disease using antagonistic microorganism has been obtaining much attention and implemented for decades. One of the potential microorganisms used in this strategy is chitinolytic bacteria. ... -
Cucumber Mosaic Virus and Chili Veinal Mottle Virus Infection on Growth and Yield Component of Chilli
(2006)A research was undergone to study the effect of single and double infection of Cucumber Mosaic Virus (CMV) and Chili Veinal Mottle Virus (ChiVMV) on the growth and yield of five chilli cultivars, i.e. Prabu, Taro, Jatilaba, ... -
Current Research Status of Allelopathy
(2006)The term of allelopathy refers to chemical interactions (inhibitory or stimulatory) between plants, between plants and microorganisms, and between microorganisms. The wealth of information on the processes, procedures, and ... -
Cuscus (Phalangeridae) Hunting by Biak Ethnic Group in Surrounding North Biak Strict Nature Reserve, Papua
(2008)Study on cuscus hunting as a form of wildlife utilization by Biak ethnic group surrounding the North Biak Strict Nature Reserce (CABU) was carried out through direct observation and interview with hunter respondents and ... -
Detection and Host Range Study of Virus Associated with Pepper Yellow Leaf Curl Disease
(2006)High incidence of Pepper yellow leaf curl virus (PepYLCV) was observed in Indonesia since early 2000. Disease incidence in Yogyakarta, Central and West Java reached 100% on Capsicum frutescens, but only 10-35% on C. annuum. ... -
Detection of Antimicrobial Compounds Isolated from Several Tropical Lentinus by Bioautographic Method
(2005)The antimicrobial compounds extracted either from culture filtrates or mycelia of several tropical Lentinus species could be detected their existences and locations by bioautographic method. For this purpose, the crude ... -
Deteksi Banana Bunchy Top Vlrus Menggunakan Immuno Capture Polymerase Chain Reaction
(1997)Detection of Banana Bunchy Top Virus (BBTV) was ronducted for infected banana leaves diluted at concentration of 1, 5, 50, 100, 500, 1000, 5000, 10000 and 100000 times using the immano capture polymerase chain reaction ... -
Deteksi Molekuler dan Uji Penularan Fitoplasma Asal Rumput Bermuda
(2003)Phytoplasmas, previously called as mycoplasma-like organism (MLO), are plant pathogenic prokaryotes of Mollicutes associated with diseases of several plants such as Bermuda grass white leaf disease. PCR technique employing ...