Judul: Analisis Faktor Keputusan Penggunaan Jasa Pendidikan Pra Sekolah pada TK Alyssa Bogor.
Abstrak: Persaingan Keberadaan Taman Kanak-kanak di Bogor sangat banyak, sehingga persaingan antar sekolahan cukup ketat. TK Alyssa merupakan TK yang berlokasi di pusat perkotaan Bogor. Pesatnya perkembangan lembaga pra sekolah menciptakan persaingan ketat diantara pengelola lembaga pra sekolah tersebut. Sehingga, TK Alyssa perlu memiliki daya tarik dan kekuatan sendiri agar menjadi unggul dan mendorong para orang tua untuk menyekolahkan anaknya di TK Alyssa. Penelitian ini bertujuan mengidentifikasi profil konsumen, menganalisis proses pengambilan keputusan dan menganalisis faktor-faktor yang mempengaruhi konsumen dalam melakukan pengambilan keputusan serta menganalisis faktor yang paling dominan yang mempengaruhi keputusan konsumen. Pengumpulan data dengan accidental sampling, dianalisis dengan analisis deskriptif dan analisis faktor dengan bantuan perangkat lunak Statistical Package for Social Science (SPSS) Versi 23.
Keyword: analisis faktor, keputusan pembelian, pendidikan pra sekolah

Judul: Analisis Faktor-Faktor yang Mempengaruhi Keputusan Pembelian Online di Kota Bogor
Abstrak: Berkembangnya online shop di Indonesia memberi peluang baru bagi para pelaku bisnis online. Untuk menjadi penjual/distributor terbaik, maka para pelaku bisnis memerlukan pengetahuan apa yang diinginkan konsumen. Penelitian ini bertujuan untuk mengidentifikasi karakteristik konsumen online shop, menganalisis proses pembelian yang dilakukan konsumen online shop, dan menganalisis faktor-faktor yang mempengaruhi pengambilan keputusan konsumen online shop. Pengolahan data menggunakan analisis deskriptif dan analisis faktor. Berdasarkan analisis faktor, terdapat 11 faktor baru dari 30 variabel. Faktor tersebut yaitu kepribadian, evaluasi pembelian, keluarga, pengaruh lingkungan, gaya hidup, daya beli, niat, persepsi iklan, sumberdaya temporal, situasi komunikasi, dan pengetahuan objektif.
Keyword: decision making process, factor analysis, online shop

Judul: Pemurnian dan karakterisasi protein inhibitor RNA helikase virus hepatitis C
Abstrak: Hepatitis C virus (HCV) infection is the second most common chronic viral infection in the world with global prevalence. This infection is contribution to chronic hepatitis and liver cirrhosis, often leading to hepatocellular carcinoma. There is no effective drug and vaccine available against HCV. The current standard treatment, a combination of pegylated interferon-α with ribavirin, is limited by its suboptimal response rate in a significant patient population, side effects, and affordability. Therefore, development of effective drug is needed. One approach to find out the candidate of antiviral drug is to discover the inhibitor of enzyme that essential for virus replication, such as RNA helicase. Streptomyces chartreusis 5-095 produce the inhibitor of HCV RNA helicase. The aim of this study was to purify the protein inhibitor which has inhibition activity against ATPase activity of RNA helicase HCV from S. chartreusis 5-095. The supernatant of culture S. chartreusis 5-095 exhibited high inhibiton activity against ATPase activity of RNA helicase HCV (approximately 72%) at 10 days of incubation. The extracellular protein inhibitor was partially purified by procedures of precipitation with ammonium sulfate to 65% saturation and gel filtration (Sephadex G50) using methanol water solution (4:6) as an eluen. The purity of protein inhibitor was monitored by SDS PAGE. The protein inhibitor showed a relative molecular mass were estimated to be 14 kDa and increased the purity 23,08 fold than those of the crude protein. The specific activity and IC50 after purification were 13,1338 U/mg and 0,0767 mg/mL, respectively. The activity of purified protein inhibitor showed its stability over pH range from 5-8 and optimum at pH 7,4. The inhibition activity showed its stability up to 70% at temperature 100 oC. The purified protein inhibitor relatively stable its activity at storage in the range of -20 oC to room temperature for 35 days.
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