Daun bawang merah (Allium cepa L.) merupakan salah satu rempah-rempah yang sering digunakan sebagai bumbu masak bahkan juga dianggap limbah tidak dimanfaatkan. Tujuan ingin dicapai pada penelitian ini yaitu untuk mengetahui apakah ekstrak daun dapat menghambat pertumbuhan bakteri Staphylococcus aureus dan berapa luas daya hambat etanol L) konsentrasi 10%, 20% 30% terhadap aureus. Penelitian dia...

Mục tiêu: Xác định mức độ ô nhiễm một số tác nhân vi sinh vật trong sản phẩm từ sữa cho phụ nữ mang thai tại tỉnh/thành phố, năm 2020-2021. Đối tượng và phương pháp: nghiên cứu mô tả cắt ngang, lấy mẫu chỉ điểm xét nghiệm 4 tiêu thường gặp của 1.500 đang lưu hành 6 phố lớn. Kết quả được đối chiếu với Quyết 46/2007/QĐ-BYT, ngày 19/12/2007 Bộ trưởng Y tế. quả: Sản dành có nguy cơ cao nhất là phom...

Fourteen different bacterial species were used in a study of their abilities to survive on cement and porcelain surfaces. A dose 5x10 cfu/drop (50 ul) for each was contaminate surface. The bacteria included: Bacillus subtilis, Brucella abortus, Coraynebacterium pyogenes, E.coli, Klebsiella pnemmoniae, Listeria monocytogenes, Pasteurella multocida, Proteus vulgaris, Pseudomonas aergenosa, Salmon...

Extracts of 13 Brazilian medicinal plants were screened for their antimicrobial activity against bacteria and yeasts. Of these, 10 plant extracts showed varied levels of antibacterial activity. Piper regnellii presented a good activity against Staphylococus aureus and Bacillus subtilis, a moderate activity on Pseudomonas aeruginosa, and a weak activity against Escherichia coli. Punica granatum ...

      The essential oil of Prangos ferulacea (Apiaceae) fruits was obtained by hydrodistillation and analyzed by gas chromatography (GC) and GC-mass spectrometery (MS). Among the 39 identified constituents accounting for 99.99% of the total oil, the major components were chrysanthenyl acetate (26.53%), limonene (19.59%), alpha pinene (19.50%), delta-3-carene (6.56%), mesitaldehyde (6.0...

Fatty acid composition of peanut seed oil in four varieties cultivated in Tunisia showed that linoleic (C18:2), oleic (C18:1) and palmitic (C16) acids account for more than 84% for Chounfakhi and Massriya and for more than 85% of the total fatty acids of Trabilsia and Sinya seed oil respectively. Seed oil contents were significantly different (P ≤ 0.05) and did not exceed 48%. The study of tota...

the essential oil of prangos ferulacea (apiaceae) fruits was obtained by hydrodistillation and analyzed by gas chromatography (gc) and gc-mass spectrometery (ms). among the 39 identified constituents accounting for 99.99% of the total oil, the major components were chrysanthenyl acetate (26.53%), limonene (19.59%), alpha pinene (19.50%), delta-3-carene (6.56%), mesitaldehyde (6.09), and germacr...