Volume 17, Issue 3 (2017) | OnLine Journal of Biological Sciences

Response of Different Agrobacterium Rhizogenes Strains for in vitro Hairy Root Induction and Accumulation of Rosmarinic Acid Production in Agastache Rugosa

Woo Tae Park — 2017-09-03

OnLine Journal of Biological Sciences, Published online: 3 September 2017; doi:10.3844/ojbsci.2017.136.142

In this study a total of seven different Agrobacterium rhizogenes strains were evaluated for their ability to transform the plant Agastache rugosa and to produce the secondary metabolite rosmarini...

Effect of Heavy Metals on the Enzymatic Activity of Haplic Chernozem under Model Experimental Conditions

Natalia Gromakova — 2017-07-23

OnLine Journal of Biological Sciences, Published online: 23 July 2017; doi:10.3844/ojbsci.2017.143.150

The biological activity of soils is an essential parameter of their ecological status. The anthropogenic Heavy Metals (HMs) disturb the normal functioning of soil biota and, hence, the entire soil sys...

Enhancement of in vitro Rooting through Growth Media, Gelling Agents and Activated Charcoal in Lycium chinense

Jae Kwang Kim — 2017-06-26

OnLine Journal of Biological Sciences, Published online: 26 June 2017; doi:10.3844/ojbsci.2017.151.156

Lycium chinense, a traditional Chinese herbal medicine is well known for its medicinal value and composition for centuries in Asia. Plant tissue culture technique has proven as a quick and sustainable...

Fattening Performance of Bulls of three Breeds Fattened Semi-Intensively in the Kostanay Region

Indira Aitzhanova — 2017-07-07

OnLine Journal of Biological Sciences, Published online: 7 July 2017; doi:10.3844/ojbsci.2017.157.165

The aim of this study was to determine the effect of cattle breed on carcass traits and meat quality of bulls fattened semi-intensively and slaughtered at 18 months of age. The animals were divided in...

Prevalence and Histopathologic Analyses of Mammary Tumors in Female Dogs in the Northeast of Algeria

Zahra GABLI — 2017-09-26

OnLine Journal of Biological Sciences, Published online: 26 September 2017; doi:10.3844/ojbsci.2017.166.177

Cancers development and complications are a major cause of death in dogs all over the world. The current study attempts to describe the prevalence and anatomo-pathologic traits of mammary gland tumors...

Morphogenesis in Tissue Culture of Local Kazakh Cotton Varieties

Bishimbayeva Nazira — 2017-07-12

OnLine Journal of Biological Sciences, Published online: 12 July 2017; doi:10.3844/ojbsci.2017.178.186

Callus was initiated from hypocotyl and cotyledon explants of seven of commercial Kazakh cotton cultivars on MS medium supplemented with 0,1 mg L-1 2,4-D and 0,5 mg L-1 kinetin. The percentage of call...

Specific Markers for Hepatic Progenitor Cells

Msy Rulan Adnindya — 2017-07-13

OnLine Journal of Biological Sciences, Published online: 13 July 2017; doi:10.3844/ojbsci.2017.187.192

One of mammalian organs that has remarkable ability to regenerate, liver, regenerates through the proliferation of hepatocytes or proliferation and differentiation of the stem cells resident. Some lit...

Ovicide and Larvicide Activities of the Essential Oils Extracted from Polyalthia longifolia and Clausena anisata on Sitotroga cerealella

Guy Alain Alitonou — 2017-07-19

OnLine Journal of Biological Sciences, Published online: 19 July 2017; doi:10.3844/ojbsci.2017.193.200

This work has objectives to study the chemical composition of volatile extracts obtained from leaves of Polyalthia longifolia and Clausena anisata and to evaluate their ovicide and larvicide effects b...

Recovered Gases and Bacteria from the Clostridium Genus as Ecological Condition Indicators of Bottom Sediments of the Eastern Donbass Small Rivers

Roman Gennad'yevich Trubnik — 2017-07-27

OnLine Journal of Biological Sciences, Published online: 27 July 2017; doi:10.3844/ojbsci.2017.201.210

The results of determination of methane, total hydrogen sulfide and sulfite reducing clostridia in bottom sediments of small rivers and reservoirs of the Eastern Donbass are presented. The horizontal ...

Freeze Drying of Grape Raw Materials in Red Winemaking

Gennadiy Vyacheslavovich Semenov — 2017-08-03

OnLine Journal of Biological Sciences, Published online: 3 August 2017; doi:10.3844/ojbsci.2017.211.218

The aim of this research was the development of technology, which is based on the winemaking from freeze dried grape raw materials. Results of research on the drying of Cabernet Sauvignon grapes were ...

Productive and Biological Features of Kazakh Fine-Wool Sheep in the Conditions of the Almaty Region

Kairat Alimgozhaevich Iskakov — 2017-08-07

OnLine Journal of Biological Sciences, Published online: 7 August 2017; doi:10.3844/ojbsci.2017.219.225

Kazakh fine-wool sheep bred in semiarid and desert zones of the Kazakhstan South-East are most widely spread in the Republic. However, most sheep do not satisfy the respective requirements of the bree...

Efforts to Know the Rate at which Students Analyze and Synthesize Information in Science and Social Science Disciplines: A Multidisciplinary Bio-Communication Study

Deni Darmawan — 2017-08-25

OnLine Journal of Biological Sciences, Published online: 25 August 2017; doi:10.3844/ojbsci.2017.226.231

Information processing is difficult to observe by most people because it involves self monitoring of one’s thinking. The process under which the cognitive functions is influenced by the rate at whic...

Diversity and Allelopathic Potential of Weeds among Panamanian Coffee Crops

Lilia Cherigo — 2017-09-06

OnLine Journal of Biological Sciences, Published online: 6 September 2017; doi:10.3844/ojbsci.2017.232.239

Worldwide, coffee is one of the most highly consumed and produced crops. Coffee production is a significant activity in the Panamanian economy, mainly in rural communities and among indigenous groups ...

Physiological and Molecular-Genetic Evaluation of Rice Breeding Resources on Cold Tolerance for Creating New Varieties for the Northern Zone of Rice Cultivation

Yeldos Almabekovich Zhanbyrbayev — 2017-09-23

OnLine Journal of Biological Sciences, Published online: 23 September 2017; doi:10.3844/ojbsci.2017.240.250

This study was aimed at assessing cold tolerance of rice breeding materials produced in Kazakhstan and foreign countries in the phase of seed germination, creating initial cold-tolerant forms and line...

Changes in Leaf Characteristics with Tree Age in Dryobalanops beccarii Dyer in a Restored Forest of Sarawak, Malaysia

Emilla Yastari LAPOK — 2017-09-25

OnLine Journal of Biological Sciences, Published online: 25 September 2017; doi:10.3844/ojbsci.2017.251.259

Study on leaf properties of an endangered dipterocarp tree species, Dryobalanops beccarii, was conducted in a restored forest. The study focused on the morphology, nutrient concentration and gas excha...