Volume 21, Issue 3 (2021) | OnLine Journal of Biological Sciences

Management of Source-Sink Balance for Maintaining Seed Vigor and Storability of Maize

Sirinthorn Kaewchuai — 2021-07-09

OnLine Journal of Biological Sciences, Published online: 9 July 2021; doi:10.3844/ojbsci.2021.199.205

Defoliation was the major factor which directly affected to maize seed yield and quality basis on source-sink relationship. Thus, the objectives were to study the effect of source-sink balance managem...

Effects of Nitrogen Fertilizer on Grain Yield and Fragrant Contents in two Thai Rice Varieties

Ayut Kongpun — 2021-07-18

OnLine Journal of Biological Sciences, Published online: 18 July 2021; doi:10.3844/ojbsci.2021.206.212

Nitrogen (N) is commonly applied in rice crop production for improving grain quality and productivity. This experiment aimed to evaluate how applying N fertilizer affects the concentration of 2-Acetyl...

Obtaining Organic Poultry Breeding Products in Prevention of Mycotoxicosis

Alena Kapitonova — 2021-07-28

OnLine Journal of Biological Sciences, Published online: 28 July 2021; doi:10.3844/ojbsci.2021.213.220

The article is devoted to the prevention of mycotoxicosis in poultry farming as one of the main components of effective management of the industry. Despite the step-by-step control, the synergy of myc...

Effect of Cell Phone-Emitted Electromagnetic Waves on Levels of Male Sex Hormones and Oxidative Stress Biomarkers in Humans

Abdelgawad Fahmi — 2021-08-16

OnLine Journal of Biological Sciences, Published online: 16 August 2021; doi:10.3844/ojbsci.2021.221.227

Cell phones emit Electromagnetic Waves (EMWs) that may have adverse effects on human health. The study aimed to investigate some possible health impacts associated with cell phone-derived EMWs on male...

Impact of Vitamin B17 Against Growth of Colitis Bearing Mice Induced Variations in Colon Structure, AFP, CEA and PCNA Immunoreactivity

Gihan Hosny Abd Elsamie — 2021-08-23

OnLine Journal of Biological Sciences, Published online: 23 August 2021; doi:10.3844/ojbsci.2021.228.234

Colitis alludes to inflammation of the internal coating of the colon that accompanied clinically through abdominal pains, diarrhea, weight loss, nausea. Current study aimed to study the impact of vita...

PCR Diagnosis for the Identification of the Virulent Gene of Salmonella in Poultry Meat

D. K. Zhanabayeva — 2021-08-27

OnLine Journal of Biological Sciences, Published online: 27 August 2021; doi:10.3844/ojbsci.2021.235.244

The purpose of this study was to conduct microbiological studies of poultry meat imported into Mongolia and establish the serotypes and plasmids of Salmonella and determine the virulence of the gene e...

Wood and Shrub Dwelling Pentatomidae (Heteroptera) of Rotected Areas of South-Eastern Kazakhstan

Meruyert Baizhunis — 2021-09-08

OnLine Journal of Biological Sciences, Published online: 8 September 2021; doi:10.3844/ojbsci.2021.245.250

A biodiversity inventory of the woody of five families protected areas of the Charyn SNNP. The research revealed 30 species of predatory hemipterans from 5 families: Nabidae (4 species), Anthocoridae ...

Protective Role of Chichorium intybus Extract Against Renal Toxicity Induced by Magnetite Silver Nanoparticles in Male Rats

Doha M. Beltagy — 2021-09-15

OnLine Journal of Biological Sciences, Published online: 15 September 2021; doi:10.3844/ojbsci.2021.251.260

Magnetite silver nanoparticles (Fe3O4/AgNPs) symbolize a new candidate in several industrial and biological products for their activities, simple preparation and low synthesis costs. Many studies reco...

The Utilization of Red Cabbage Extract (Brassica oleracea) in the Production of Avocado (Persea americana Mill) Freshness Indicator as Smart Packaging Element

Andi Dirpan — 2021-09-30

OnLine Journal of Biological Sciences, Published online: 30 September 2021; doi:10.3844/ojbsci.2021.261.270

This research aimed to study and produce smart packaging indicator by utilizing red cabbage extract which could be applied to avocados. The research was conducted in a laboratory with the following st...

Cell Longevity of Yeast Saccharomyces cerevisiae by Clove Bud Extract Treatment May Occur in Sirtuin-Independent Pathway

Zahrah Qolbaina Ariybah — 2021-08-03

OnLine Journal of Biological Sciences, Published online: 3 August 2021; doi:10.3844/ojbsci.2021.271.278

Accumulation of free radicals causes cell damage that leads to a phenomenon called aging. Antioxidant application is one potential strategy to avoid the damage of free radical accumulation. Many repor...