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Inhibisi Lipase Pankreas secara In Vitro oleh Ekstrak Air dan Etanol Daun Asam Jawa (Tamarindus indica) dan Rimpang Kunci Pepet (Kaempferiae rotundae) Pradono, Dyah Iswantini; Darusman, Latifah Kosim; Susanti, Ai
Jurnal Natur Indonesia Vol 13, No 2 (2011)
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat Universitas Riau

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (71.355 KB) | DOI: 10.31258/jnat.13.2.146-154

Abstract

Tamarind and kunci pepet has been used traditionally as herbal medicine to reduce body weight or used asantiobesity. But the mechanism in vitro of this herbal in reducing body weight has not been known yet. Theobjective of this research is to evaluate these herbal as antiobesity by their water and ethanol extracts capabilityin inhibiting pancreatic lipase activity in vitro at pH 8, incubation time 45 minutes, and temperature 400C. Pancreaticlipase used in this research was human pancreatic lipase with concentration of 1.4 × 10-5 μg/μl and the substratewas sesame oil with concentration of 16.2 μg/μl. The water and ethanol extracts of tamarind leaves containedalkaloids, flavonoids, saponins, steroids, and tannins. Water extract of kunci pepet contained alkaloids, flavonoids,saponins, and tannins, while ethanol extract contained alkaloids, flavonoids, saponins, and triterpenoids. Theresults of tamarind leaves extracts showed that ethanol extract in concentration of 150 ppm had the highestinhibitory effect, with the value of 49.0%. Water extract of kunci pepet at concentration of 200 ppm had the highestinhibition, with the value of 65.1%. These values were higher than inhibitory effect of Xenical® 100 ppm as thepositive control, with the inhibition value of 10.6%.
Rainwater Pressure Electic Generator Model Using Piezoelectric Susanti, Ai; Sari, Della Puspita; Nauzy, Muhammad Azar; Widaningsih, Sri; Hamdiyanti, Yanti; Novianingsih, Khusnul
Indonesian Journal of Multidiciplinary Research Vol 1, No 1 (2021): IJOMR: VOLUME 1, ISSUE 1, 2021
Publisher : Universitas Pendidikan Indonesia (UPI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (617.27 KB) | DOI: 10.17509/ijomr.v1i1.33666

Abstract

Renewable energy technology is needed to deal with climate change and reduce non-renewable energy such as oil and coils, which are still widely used until now. In this research, we design a rainwater pressure electric generator model using a piezoelectric. We use the pressure from water falling of drainage, and then turn it into electrical energy with a piezoelectric sensor. The sensor will generate an electric voltage that will be saved it into batteries. The results show the high pressure of waterfall will produce high electrical energy, and it depends on the volume and height of the falling water.
HUBUNGAN LAMA PEMAKAIAN KONTRASEPSI HORMONAL DENGAN PERUBAHAN BERAT BADAN DAN PERUBAHAN LIBIDO DI PMB BIDAN ATIKAH WULANSARI Rita Putri Wati; Ai Susanti
Jurnal Ilmiah Kesehatan dan Kebidanan Vol. 3 No. 1 (2024): Jurnal Ilmiah Kesehatan dan Kebidanan
Publisher : Jurnal Ilmiah Kesehatan dan Kebidanan

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Abstract

ABSTRAKKontrasepsi hormonal mempunyai efek samping dalam penggunaannya salah satunya merupakan perubahan berat badan dan perubahan libido. Tujuan penelitian ini untuk menganalisis perubahan serta lama pemakaian kontrasepsi kb hormonal terhadap perubahan berat badan dan perubahan libido di PMB bidan Atikah Wulansari Kabupaten Bogor. Rancangan penelitian ini menetapkan desain analitik dengan pendekatan cross sectional. Variabel independent ialah lama pemakaian kontrasepsi KB hormonal, variabel dependent ialah perubahan berat badan dan perubahan libido. Pengumpulan informasi menggunakan kuesioner yang di peroleh dari informasi data primer. Populasi pada riset ini sebanyak 120 orang merupakan seluruh akseptor KB hormonal dan sampel dari riset ini adalah sebanyak 54 responden serta hasilnya dianalisis memakai analisis uji Chi square. Diperoleh hasil penelitian menunjukan terdapat nilai p-value=0,001 (p-value=< 1 tahun (68,6%), perubahan berat badan sebagian besar adalah berubah (68,5%), dan perubahan libido Sebagian besar berubah sebanyak (61,1%) . Berdasarkan hasil uji Chi square diperoleh hasil penelitian menunjukan terdapat hubungan yang signifikan antara lama pemakaian kontrasepsi hormonal dengan perubahan berat badan di PMB bidan Atikah Wuansari (p value =0,001) (p-value=<0,05) dan terdapat hubungan yang signifikan antara lama pemakaian kontrasepsi hormonal dengan perubahan libido di PMB bidan Atikah Wuansari (p value =0,001) (p-value=<0,05).