The outer membrane porin proteins are the major factors in controlling the permeability of cell membrane. OmpF is an example of porin proteins in Esherichia coli. In normal growth condition a large amount of this protein is synthesised, but under stress condition, such as the presence of antibiotics in environment its expression is decreased inhibiting the entrance of antibiotics into cell. The...

Mass spectrometric analysis of reaction products allows simultaneous characterization of activities mediated by multifunctional enzymes. By use of MALDI-TOF mass spectrometry, the relative influence of magnesium and manganese promoted exonuclease and phosphatase activities of Esherichia coli exonuclease III have been quantitatively measured, offering a rapid and sensitive alternative to radioac...

Penggunaan sabun untuk kalangan rumah tangga sangat banyak diantaranya cair cuci piring, piring adalah satu bahan pokok yang dibutuhkan membersihkan peralatan dapur khususnya. Pada pembuatan ini menggunakan surfaktan Sodium louryl sulfate (SLS) dan dengan berbagi macam uji. Metode cold procces. sufate murah biasa digunakan dalam pencuci piring. Stabilitas busa diperoleh dari hasil sebesar 0.14 ...

BACKGROUND Cucurbitacins are mostly found in the members of the family Cucurbitaceae and are responsible for the bitter taste of cucumber. Pharmacological activities such as anti-bacterial and anti-tumor effects have been attributed to these structurally divers triterpens. The aim of this study was to investigate the effect of potassium phosphite (KPhi) and chitosan on Cucurbitacin E (CuE) conc...

This study evaluated that effect of prebiotic food containing oligosaccharide to enhance the growth and activity of probiotic strains. Plums juice probioticated using different strains of probiotics are Lactobacillus kefiranofaciens, Candida kefir,and saccharomyces boluradii . To select a suitable prebiotics like inulin for the development of synbiotic plums juice and for food preservation. Syn...

Minuman Thai Tea adalah minuman bahan olahan dari dasar ini, khususnya teh hitam Thailand yang dipadukan dengan es batu, gula, dan susu kental manis. Kesalahan persiapan dalam produksi ini dapat menyebabkan kemungkinan pencemaran oleh Escherichia coli. Esherichia coli salah satu penyebab diare. Diare menempati urutan pertama sebagai kematian waktu cukup lama di seluruh dunia infeksi diare diken...