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All Journal Program Kreativitas Mahasiswa - Penelitian Jurnal Ilmiah Ekonomi dan Manajemen Spectrum: Multidisciplinary Journal
Amellia Amellia
Biokimia, Fakultas Matematika dan Ilmu Pengetahuan Alam, Institut Pertanian Bogor
Computer Science & IT Economics, Econometrics & Finance Education Languange, Linguistic, Communication & Media Other

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POTENSI PERMEN TIRAMISU YANG BERKHASIAT ANTIKOLESTEROL Waliyuddin, Waliyuddin; Yunita, Elvira; Karomah, Nailatul; Irshan, Yusuf; Amellia, Amellia
Program Kreativitas Mahasiswa - Penelitian PKM-P 2013
Publisher : Ditlitabmas, Ditjen DIKTI, Kemdikbud RI

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Abstract

Tiramisu candy is made of oyster mushroom extract ethanol. Oyster mushroom (Pleurotus ostreatus) contains lovastatin that inhibit cholesterol synthesis in the body. Ethanol extract of oyster mushroom was expected to give an effect in lowering cholesterol. This experiment used 35 male Sprague dawley rats that were divided into 5 groups (n=7).  The treatment period was for 14 days, normal group fed by standard woof, hypercholesterolemic group (HK) were fed by high- cholesterol woof (3%) and PTU (0.5 mg/kg BW), the group of lovastatin(lovastatin+HK0.2857mg/kgBW), treatment I group (HK+ oyster mushroom ethanol extract 30 mg/kg BW), and treatment II group (HK+ oyster mushroom ethanol extract 60 mg/kg BW). Blood was taken through the eyes of rats with hematocrit-heparin. Candy is made with a mixture of 5% starch, maltodextrin 10%, 4% magnesium stearate, sucrose 81%, and ethanol extract 2.1 grams of white oyster mushroom.The results showed that the ethanol extract of oyster mushroom (30 mg/kg BW and 60 mg/kg BW ) may decrease 53.89%  and 66.43% of cholesterol concentration. AST and ALT results of the analysis showed that the ethanol extract of white oyster mushroom dose of 30mg/ kg and 60 mg/ kg did not cause liver damage. Based on HPLC analysis,  a gram of oyster mushroom ethanol extract containing 3.6x10- 6 grams of lovastatin. Tiramisu candy successfully made by weight 100 mg to extract content of 2.1 mg and 7.56x10-6mg of lovastatin. Keywords : AST ALT, candy, cholesterol, lovastatin, Pleurotus ostreatus.
Pengaruh Lingkungan Kerja dan Disiplin Kerja Terhadap Kinerja Karyawan PT. Farco Industry Nusantara Amellia, Amellia; Nurhidayat, M. Anton
Spectrum: Multidisciplinary Journal Vol. 1 No. 1 (2024): Spectrum: Multidisciplinary Journal
Publisher : Sapta Arga Nusantara

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Penelitian ini bertujuan untuk mengetahu pengaruh lingkungan kerja dan disiplin kerja terhadap kinerja karyawan pada PT. Farco Industry Nusantara. Penelitian ini menggunakan metode kuantitatif. Metode pengambilan sampel jenuh dengan jumlah respoden sebanyak 50 respoden. Analisis data menggunakan uji validittas, uji reliabilitas, uji asumsi klasik, analisis regresi, analis koefisien korelasi, koefisien determinasi dan uji hipotesis. Hasil penelitianini menunjukkan bahwa: lingkungan kerja dan disiplin kerja secara bersama-sama berpengaruh signifikan terhadap kinerja karyawan PT. Farco Industry Nusantara dengan persamaan regresi Y= 1,936+0,496 X1+0,344 X2. Nilai koefisien korelasi atau tingkat hubungan antar variabel bebas dengan variabel terikat sebesar 0,922 artinya mempunyai hubungan yang sangat kuat. Nilai koefisien determinasi atau kontribusi pengaruhnya sebesar 0,851atau 85,1%. Uji hipotesis ini dilihat dari hasil uji nilai fhitung > ftabel (133,728 > 3,195) dengan sig f 0,000 < 0,05. Maka dapat disimpulkan H03 ditolak dan Ha3 diterima.
PENGARUH KUALITAS LAYANAN DAN HARGA TERHADAP KEPUTUSAN KONSUMEN MENGGUNAKAN JASA TOUR AND TRAVEL PADA PT. SAKINAH TOUR & TRAVEL DI JAKARTA SELATAN Amellia, Amellia; Ida Zuniarti
JURNAL ILMIAH EKONOMI DAN MANAJEMEN Vol. 3 No. 10 (2025): Oktober
Publisher : CV. KAMPUS AKADEMIK PUBLISING

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61722/jiem.v3i10.6679

Abstract

The purpose of this study is to analyze the influence of service quality and price on consumer decisions at PT. Sakinah Tour & Travel in South Jakarta. The issue addressed in this research is the decline in the number of umrah pilgrims post-Covid-19, attributed to dissatisfaction with service quality and pricing. The sampling technique used in this study is Slovin's formula, with a sample size of 60 respondents. The results indicate that both service quality and price have a positive and significant effect on consumer decisions, with Thitung values of 6.317 and 5.530, respectively. These findings emphasize the importance of improving service quality and setting competitive prices to attract more consumers.
Co-Authors Elvira Yunita Ida Zuniarti Nailatul Karomah Nurhidayat, M. Anton Waliyuddin Waliyuddin Yusuf Irshan