Tài liệu, ebook

A green and simple synthesis of Chitosan/Ag nanocomposites and study for their antibacterial activity on staphylococcus aureus and Escherichia coli
A simple and rapid green synthesis of chitosan/Ag nanocomposites using kumquat extract have been successfully developed in this study. It proves to be an eco-friendly, rapid green approach for the synthesis providing a cost effective and an efficient route for the chitosan/Ag nanocomposites’ synthesis. It indicated that synthesized chitosan/Ag n...
10 trang | Chia sẻ: yendt2356 | Ngày: 01/12/2020 | Lượt xem: 733 | Lượt tải: 0
Khảo sát hoạt tính kháng khuẩn của dịch chiết cỏ mực (eclipta alba) đối với vi khuẩn được phân lập từ ruột tôm sú (penaeus monodon) - Đái Thị Xuân Trang
SUMMARY Antibacterial activity of the methanolic extracts of Eclipta alba were carried out by the disc diffusion method on 12 strains of bacteria isolated from 30 samples of tiger shrimp (intestines) collected from shrimp farms in Tan Thanh hamlet, An Loi commune, Tran Van Thoi district, Ca Mau province. All strains isolated were grown for 24h o...
6 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 899 | Lượt tải: 0
Effect of organic loading rate on the performance of anaerobic Co-digestion digester treating food waste and sludge waste
The COD concentration was at high level in both runs during the operational time and it was higher in Run S50 than that of Run S100 as presented in Figure 5. In Run 50, The COD concentration was lowest at 8160 mg/L and highest at 16320 mg/L. In Run S100, COD was not significant increase when OLR was increased, the COD values was lowest at 2770 m...
6 trang | Chia sẻ: yendt2356 | Ngày: 01/12/2020 | Lượt xem: 733 | Lượt tải: 0
Khảo sát điều kiện lên men sinh tổng hợp hPDGF-BB (Human platelet-derived growth factor BB) tái tổ hợp từ chủng pichia pastoris - Dương Long Duy
SUMMARY hPDGF-BB (human Platelet-derived Growth Factor BB) is a growth factor that plays an important role in wound healing. It is indicated for treatment of foot ulcers in diabetic patients by FDA. Besides that, hPDGF-BB also stimulates the recruitment and proliferation of a variety of cell types, including bone cells and mesenchymal stem cell...
6 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 760 | Lượt tải: 0
Isolation and study on pure culture of wild edible mushrooms collected from provinces in the southeast region of Viet Nam
In this study, seven wild edible mushroom strains were isolated, purely cultivated and identified to belong to seven genera, Phlebia, Ganoderma, Tricholoma, Polyporus, Panus, Pleurotus and Phlebopus. The three strains, Phlebia sp. (M10), Ganoderma sp. (M20) and Pleurotus sp. (M7) were able to form fruiting bodies on the sawdust media supplemente...
12 trang | Chia sẻ: yendt2356 | Ngày: 01/12/2020 | Lượt xem: 863 | Lượt tải: 0
Identification of the entomopathogenic fungi sample DL0069 by combination of morphological and molecular phylogenetic analyses
From morphological data, DL0069 was most likely a member of Simplicillium genus. Through molecular phylogenetic analysis, DL0069 was confirmed to be Simplicillium chinense, which have potential applications in agriculture as a nematode control agent. It is the first observation of this species in LangBian Mountain, Lam Dong, Viet Nam. However, i...
7 trang | Chia sẻ: yendt2356 | Ngày: 01/12/2020 | Lượt xem: 673 | Lượt tải: 0
Pure culture of wild tough mushroom collected from Tay Ninh province of Viet Nam
The wild tough mushroom strain collected in Tan Bien, a rural district of Tay Ninh Province in the southeast of Viet Nam is Lentinus squarrosulus, a tropical white rot fungus belonging to family Polyporaceae, order Polyporales, class Agaricomycetes, Phylum Basidiomycota. This study show that the unhusked rice supplemented with CaCO3 (1 %) and M...
10 trang | Chia sẻ: yendt2356 | Ngày: 01/12/2020 | Lượt xem: 770 | Lượt tải: 0
Biodiversity of yeasts isolated from Con Dao island – Ba Ria Vung Tau
Fifty four yeast strains were isolated from 38 samples of fresh flowers, fruits, leaves, litter and soil collected in Con Dao Island. The highest number of yeast strains was found in fresh leaf samples and the lowest number was found in soil samples. Classification of 54 yeast strains based on colony and cell morphology and D1 / D2 sequence ana...
9 trang | Chia sẻ: yendt2356 | Ngày: 01/12/2020 | Lượt xem: 744 | Lượt tải: 0
Khảo sát hoạt tính kháng khuẩn của một số cây thuốc dân gian tại vườn quốc gia bidoup – núi Bà được đồng bào dân tộc K’ho sử dụng trong điều trị tiêu chảy - Nguyễn Thị Thanh Nhàn
SUMMARY To evaluate antibacterial activity of some diarrheal plants, collected from Bidoup – Nui Ba National Park, Lam Dong province, Vietnam, which are used by K’ho minority population to treat diarrhea, we used agar diffusion method to test the activity of ethanol 70% extracts of five plants against 13 pathogenic bacterial strains and 5 benefi...
6 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 836 | Lượt tải: 0
Đánh giá và ứng dụng mô hình ruồi giấm drosophila melanogaster trong nghiên cứu sàng lọc cây thuốc có hoạt tính kháng ung thư - Vũ hoàng giang
SUMMARY In this study, we evaluate Drosophila melanogaster model which over-express YorkieS168A protein in order to apply the model for anti-cancer herb screening. Transcriptional co-activator YorkieS168A (Yki) plays a role in organ size control and concerns some cancer diseases. In fly model, over-expression of YorkieS168A protein at eye tissue...
4 trang | Chia sẻ: thucuc2301 | Ngày: 01/12/2020 | Lượt xem: 941 | Lượt tải: 0

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