Nining Ratningsih
Jurusan Biologi Fakultas MIPA Uiversitas Padjadjaran

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PENGARUH KAFEIN TERHADAP KUALITAS SPERMATOZOA IKAN MAS (Cyprinus carpio L) YANG DIIRADIASI ULTRAVIOLET Nining Ratningsih; Nia Daniati Hidajat; Ade Pandi
BIOTIKA Jurnal Ilmiah Biologi Vol 3, No 1 (2004): Biotika Juni 2004
Publisher : Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/bjib.v3i1.263

Abstract

DEKAPSULASI EMBRIO IKAN MAS (Cyprinus carpio L.) UNTUK UJI SITOLOGIK IN VITRO Yetty Yusri Gani; Nining Ratningsih; Dini Tasuruni
BIOTIKA Jurnal Ilmiah Biologi Vol 4, No 2 (2005): Biotika Desember 2005
Publisher : Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/bjib.v4i2.309

Abstract

PENGUJIAN EKSTRAK PLANLET CECENDET (Physalis angulata L.) HASIL IRADIASI DAN TANPA IRADIASI TERHADAP PERTUMBUHAN TUMOR PADA MENCIT PUTIH (Mus musculus) GALUR SWISS – WEBSTER Nining Ratningsih; Titin Supriatun; Tresna Wardhana
BIOTIKA Jurnal Ilmiah Biologi Vol 5, No 2 (2006): BIOTIKA DESEMBER 2006
Publisher : Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/bjib.v5i2.339

Abstract

UJI LETAL RESESIF TERPAUT SEKS AKIBAT PEMBERIAN TIMBAL ASETAT DALAM MENGINDUKSI MUTASI LETAL PADA LALAT BUAH (Drosophila melanogaster) Nining Ratningsih; Supartini Syarif; Yoyo Marten
BIOTIKA Jurnal Ilmiah Biologi Vol 4, No 1 (2005): Biotika Juni 2005
Publisher : Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/bjib.v4i1.297

Abstract

PERKEMBANGAN AWAL SISTEM KARDIOVASKULAR EMBRIO AYAM GALUR HIGHLAND DIBAWAH PENGARUH DOSIS SUBLETAL PARAKUAT Yetty Yusri Gani; Dyah Retnosari; Nining Ratningsih
BIOTIKA Jurnal Ilmiah Biologi Vol 2, No 1 (2003): Biotika Juni 2003
Publisher : Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/bjib.v2i1.223

Abstract

The research was carried out in order to determine the effect of paraquat on the early development of chick embryos. Doses of paraquat 0, 0.1, 0.25, 0.55, or 1.25 mg/egg paraquat were administered to the unincubated Highland chick embryos and examined for cardiovascular abnormalities on 96 hours of incubation. The result showed no malformation in heart, but aortic arch development occurred.  Nevertheless, doses 0.55 and 1.25 mg/egg of paraquat caused a highly significant increase (p<0.01) in the extraembryonic vessels malformations. All the administered doses did not significantly caused intraembryonic vessels malformations. Doses 0.55 and 1.25 mg/egg of paraquat also caused a highly significant increase (p<0.01) in both frequency of erythrocytes abnormalities and the micronucleated erythrocytes. This experiment represented a significant increase in extraembryonic vessels malformations, abnormalities and mutation level of erythrocytes due to the administered doses.