Essential oils have emerged as viable alternatives to synthetic insecticides for control of
mosquito-borne pathogens. The leaf essential oils of eight species of Premna (Lamiaceae) …

This study aims to develop a digital module on the extraction of secondary metabolites
based on P. serratifolia research as a self-study resource for students. This study utilized the …

Telah dilakukan penelitian uji aktivitas antibakteri Staphylococcus aureus dan Salmonella
typhi dari minyak atsirihasil destilasi uap-air daun rogo (Premna serratifolia Linn) dan hasil …

This study aimed to identify the composition of the essential oils of the fresh, dried and
fermented leaves of Premna serratifolia by gas chromatography-mass spectrometry (GC …

The secondary metabolite compounds contained in clove leaves oil have the potential to be
antibacterial Escherichia coli. The kinetic analysis is based on the inhibition zone formed as …

The objective of this study was to compare the chemical composition of volatile oils, phenolic
content and antioxidant activity of the fresh, dried, and fermented leaves of Premna …

Abstract Demam Berdarah Dengue (DBD) merupakan penyakit akibat virus yang ditularkan
oleh nyamuk Aedes aegypti dengan kasus serangan 73, 35% pada tahun 2020. Salah satu …

Gambar 2.11 Spektrum massa (senyawa dengan waktu retensi 31,296 menit dan standar m-
butilfenol NIST62 dan mekanisme fragmentasi senyawa m-butilfenol—29 Gambar 2.12 …

This study aimed to identify the composition of the essential oils of the fresh, dried and
fermented leaves of Premna serratifolia by gas chromatography-mass spectrometry (GC …

Determination of minimum effective concentration of cashew nut shell (CNS) pyrolysis
products as an antibacterial Escherichia coli using kinetics approach has been done. The …