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The Journal of Experimental Life Sciences (JELS)
Published by Universitas Brawijaya
ISSN : 20872852     EISSN : 23381655     DOI : 10.21776/ub.jels
Core Subject : Health, Science,
Biochemistry, Genetics & Molecular Biology Immunology & microbiology Medicine & Pharmacology Neuroscience
The Journal of Experimental Life Science (JELS) is a scientific journal published by Postgraduate School, University of Brawijaya as distribution media of Indonesian researcher’s results in life science to the wider community. JELS is published in every four months. JELS published scientific papers in review, short report, and articles in Life Sciences especially biology, biotechnology, nanobiology, molecular biology, botany, microbiology, genetics, neuroscience, pharmacology, toxicology, and Applied Life Science including fermentation technology, food science, immunotherapy, proteomics and other fields related to life matter. JELS is a scientific journal that published compatible qualified articles to the academic standard, scientific and all articles reviewed by the expert in their field. The Journal of Experimental Life Science (JELS) have a vision to become qualified reference media to publish the best and original research results and become the foundation of science development through invention and innovation on cellular, molecular, nanobiology, and simulation work related to life matter rapidly to the community. The Journal of Experimental Life Science (JELS) has objectives to published qualified articles on research’s results of Indonesian researchers in life science scope. JELS encompasses articles which discuss basic principles on natural phenomenon with cellular, molecular, and nanobiology approach.
Arjuna Subject : Biokimia, Genetika dan Biologi Molekuler - Biokimia, Genetika dan Biologi Molekuler (Lain-Lain)
Articles 12 Documents
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Search results for , issue "Vol. 8 No. 3 (2018)" : 12 Documents clear
The Abnormality of Spermatozoa Goat after Freezing on -80°C Using Tris Diluent Added Combination Hatching Egg Yolk and Amnion Fluid Liza Choirun Nisa; Sri Rahayu; Gatot Ciptadi
The Journal of Experimental Life Science Vol. 8 No. 3 (2018)
Publisher : Postgraduate School, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1051.185 KB) | DOI: 10.21776/ub.jels.2018.008.03.01

Abstract

This study aims to determine the combination of the hatching egg yolk (HEY) and amniotic fluid (AF) in Tris diluent to the type of goat spermatozoa abnormalities after frozen at temperature -80°C. This study used four treatments and 6 replications. The semen is diluted using tris extender and added treatment, there are control group (T0) (Tris egg yolk 20%), T1 (15% HEY + 5% AF), T2 (10% HEY + 10% AF), and T3 (5% HEY + 15% AF). After dilution, the semen was equilibrated for 2 hours, then stored using Mr. Frosty and frozen at temperature -80°C in the ultra-freezer for 24 hours. The type of spermatozoa abnormalities type was evaluated on fresh semen and after thawing. The data were analyzed using ANOVA (P<0.05). The results showed that there is no significant difference among treatments. The primary abnormalities in fresh semen, there were macro-cephalic, amorphous, and the secondary spermatozoa abnormalities such as detached head, mid-piece defect, coiled tail, loosehead, shoe-hook tail, and a broken tail. The secondary abnormalities in post-thawing were found both in the control group and treatment, which are detached head, loosehead, coiled tail, shoe-hook tail, and broken tail. The conclusion of this study was the percentage of secondary abnormalities after thawing was increasing both in the control and treatment groups. Keywords: Amniotic Fluid, Hatching Egg Yolk, Mr. Frosty, Type of Spermatozoa Abnormality.
The Morphological Characters of The Malayan Pit Viper Calloselasma rhodostoma (Kuhl, 1824): on The Cephalic Scalation and Distribution Status in Indonesia Ahmad Muammar Kadafi; Amir Hamidy; Nia Kurniawan
The Journal of Experimental Life Science Vol. 8 No. 3 (2018)
Publisher : Postgraduate School, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (1346.095 KB) | DOI: 10.21776/ub.jels.2018.008.03.10

Abstract

The examination on variations of morphological characters among 35 specimens of Calloselasma rhodostoma (Kuhl, 1824) from four different populations in Indonesia has been completed in this study. Univariate and multivariate analyzes allowed us to recognize the clustering of four populations through morphological diagnosis. The results of the average body size (Total Length) showed that the largest male is from Kangean Island (579.33 mm), while the largest female is from Java (841.07 mm). Comparison of meristic analysis represented three clusters from Principal Component Analysis (PCA) which is considered to be independent population. Here we also described three types of cephalic scalation variation that called small accessories scales and their distribution in Indonesia.  Keywords: C. rhodostoma, Indonesia, Meristic, Morphometry, Viperidae.

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