Nurkarimah, Dona Astari
Master Program Of Reproductive Biology, Postgraduate School IPB University, Bogor, Indonesia

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THE EFFECTIVITY OF CYSTEAMINE SUPPLEMENTATION ON IMPROVING THE IN VITRO FERTILIZATION RATE OF SHEEP OOCYTES Dona Astari Nurkarimah; Ekayanti Mulyawati Kaiin; Ni Wayan Kurniani Karja; Mohamad Agus Setiadi
Jurnal Kedokteran Hewan Vol 15, No 4 (2021): December
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (370.47 KB) | DOI: 10.21157/j.ked.hewan.v15i4.17688

Abstract

The purpose of this study was to evaluate the effectiveness of cysteamine supplementation on the maturation medium and/or in vitro fertilization medium with regards to improving the normal fertilization rate of sheep oocytes, which are characterized by the formation of two pronuclei. Grade A and B oocytes were matured in medium-199 with 0.3% bovine serum albumin (BSA), 10 IU/mL follicle stimulating hormone (FSH), 10 IU/mL human chorionic gonadotrophin (hCG), and 50 μg/mL gentamicin added for 24 hours in a 5% CO2 incubator at 39° C. The treatment group was divided into the following groups: a control group with no cysteamine (P1), a group with 100 μM cysteamine in the maturation medium (P2), a group with 100 μM cysteamine in the fertilization medium (P3), and a group with 100 μM cysteamine both in the maturation and fertilization medium (P4). The fertilization was carried out by incubating sperm-oocytes for 12 hours and then staining them with 1% aceto-orcein to observe the formation of a pronucleus. Normal fertilization rates obtained by each treatment group were 56.5% (P1), 57.1% (P2), 57.8% (P3), and 59.9% (P4) with no significant difference (P0.05) between groups. It was concluded that 100 μM cysteamine supplementation in both the maturation medium and fertilization medium was not able to increase the normal fertilization rate of sheep oocytes.
AKTIVITAS ANTIINFLAMASI SENYAWA AKTIF DAUN JAWER KOTOK (Plectranthus scutellarioides (L.)R.Br.) MELALUI INHIBISI Siklooksigenase-2 SECARA IN SILICO Maharani, Alya Rizqi; Purwono, Rini Madyastuti; Siswandi, Riki; Nurkarimah, Dona Astari; Farhamzah
Jurnal Buana Farma Vol. 5 No. 1 (2025): Jurnal Buana Farma : Jurnal Ilmiah Farmasi
Publisher : Fakultas Farmasi Universitas Buana Perjuangan Karawang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36805/jbf.v5i1.1343

Abstract

Inflammation is the body’s response to harmful stimuli, and it plays a crucial role in boosting immunity. However, if inflammation is not managed properly, it can lead to degenerative diseases. This research aims to analyze the potential of Plectranthus scutellarioides (L.) R. Br. leaves as an anti-inflammatory agent. The study employs an in silico molecular docking method, using the active compound from the plant as the test ligand and the COX-2 receptor as the target. The results indicate that the test ligand, Antosianin, shows the best interaction as an inhibitor of the target receptor, as demonstrated by its superior affinity energy value compared to the other test ligands.
THE EFFECTIVITY OF CYSTEAMINE SUPPLEMENTATION ON IMPROVING THE IN VITRO FERTILIZATION RATE OF SHEEP OOCYTES Nurkarimah, Dona Astari; Kaiin, Ekayanti Mulyawati; Karja, Ni Wayan Kurniani; Setiadi, Mohamad Agus
Jurnal Kedokteran Hewan Vol 15, No 4 (2021): December
Publisher : Universitas Syiah Kuala

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21157/j.ked.hewan.v15i4.17688

Abstract

The purpose of this study was to evaluate the effectiveness of cysteamine supplementation on the maturation medium and/or in vitro fertilization medium with regards to improving the normal fertilization rate of sheep oocytes, which are characterized by the formation of two pronuclei. Grade A and B oocytes were matured in medium-199 with 0.3% bovine serum albumin (BSA), 10 IU/mL follicle stimulating hormone (FSH), 10 IU/mL human chorionic gonadotrophin (hCG), and 50 g/mL gentamicin added for 24 hours in a 5% CO2 incubator at 39 C. The treatment group was divided into the following groups: a control group with no cysteamine (P1), a group with 100 M cysteamine in the maturation medium (P2), a group with 100 M cysteamine in the fertilization medium (P3), and a group with 100 M cysteamine both in the maturation and fertilization medium (P4). The fertilization was carried out by incubating sperm-oocytes for 12 hours and then staining them with 1% aceto-orcein to observe the formation of a pronucleus. Normal fertilization rates obtained by each treatment group were 56.5% (P1), 57.1% (P2), 57.8% (P3), and 59.9% (P4) with no significant difference (P0.05) between groups. It was concluded that 100 M cysteamine supplementation in both the maturation medium and fertilization medium was not able to increase the normal fertilization rate of sheep oocytes.