Agung Janika Sitasiwi
Fakultas Kedokteran Hewan, Universitas Udayana, Bali

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Journal : Biosaintifika: Journal of Biology

Histopathological of White Rats Aorta Induced by High-Fat Feed After Administered by Neem Leaf Ethanolic Extract Jannah, Baiq Miftahul; Isdadiyanto, Sri; Sitasiwi, Agung Janika
Biosaintifika: Journal of Biology & Biology Education Vol 12, No 3 (2020): December 2020
Publisher : Department of Biology, Faculty of Mathematics and Sciences, Semarang State University . Ro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/biosaintifika.v12i3.25494

Abstract

Neem (Azadirachta indica A. Juss) is one of the traditional medicines used by local people as antioxidants, anti-hyperlipidemia, anti-inflammatory, and treatment for other diseases such as heart disease. This study aimed to analyze the effect of neem leaf ethanolic extract on aortic wall thickness and aortic lumen diameter of white rats induced by high-fat feed. The male Wistar rats (Rattus norvegicus L.) with 2 months of age were used. This research was an experimental study with a Randomized Complete Block Design consisted of 6 treatments (P0: commercial feed, P1: high-fat feed and duck egg yolk 2.5 ml/200 g BW per oral, P2: P1 + 8 mg/200 g BW simvastatin, P3-P5: P1+ neem leaf extract of 75, 100, and 125 mg/200 g BW respectively) and 4 replications. Aortic preparations were made by the paraffin method and Hematoxylin-Eosin staining. Data were analyzed using ANOVA followed by Duncan Multiple Range Test with 95% confidence level. The result showed that the decrease in wall thickening and lumen narrowing was getting higher along with the increasing doses of ethanol extract of neem leaves. Based on the result of this research, it was found that the high doses of neem leaf ethanolic extract has the same ability with simvastatin to reduce aortic wall thickning and aortic lumen narrowing of white rats. This study is give a new information that the neem leaves can be used as an alternative medicine for cardiovascular disease.
Blood-Glucose Levels of Rats Given High-Fat Diets after Administration of Neem Leaf Ethanolic Extract Isdadiyanto, Sri; Mardiati, Siti Muflichatun; Sitasiwi, Agung Janika
Biosaintifika: Journal of Biology & Biology Education Vol 13, No 2 (2021): August 2021
Publisher : Department of Biology, Faculty of Mathematics and Sciences, Semarang State University . Ro

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.15294/biosaintifika.v13i2.29516

Abstract

Azadirachta indica A. Juss (Neem) is a medicinal plant that contains antioxidants, antihyperlipidemia, and has antidiabetic activity. This research aimed to examine the effect of neem leaf ethanolic extract on blood glucose levels of white rats given high-fat rations. The male white rats (Rattus norvegicus L.) with two months of age were used. The treatment of test animals consisted of six treatment groups and four replications, namely: the control group (P0); given high fat rations + duck egg yolk 2.5 ml/200gBW (P1); given high-fat rations + 8 mg/200gBW simvastatin (P2); and P1+ the dose of neem leaf ethanolic extract of 75; 100; and 125 mg/200gBW (P3; P4; and P5). Blood-glucose levels were analyzed by colorimetric enzymatic method using Roche Diagnostics Cobas C reagents kits. Blood-glucose level was determined using Roche / Hitachi cobas c systems automatically. Homogeneous and normally distributed data of blood-glucose levels, body weight and feed consumption were analyzed statistically using ANOVA followed by Duncan's test with a significance level of 5% using SPSS 16.0 software. The results indicated that giving the neem leaf ethanolic extract of could reduce the blood glucose levels. In this study, it was concluded that the neem leaf ethanolic extract of could potentially be used as an alternative to cure diabetes mellitus.