http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Wee Yin Koh,Uthumporn Utra,Rosma Ahmad,Irfan A. Rather,박용하 한국식품과학회 2018 Food Science and Biotechnology Vol.27 No.5
A total of eight strains of lactic acid bacteria were isolated from water kefir grains and assessed for their in vitro a-glucosidase inhibitory activity. Lactobacillus mali K8 demonstrated significantly higher inhibition as compared to the other strains, thus was selected for in vitro probiotic potential characterization, antibiotic resistance, hemolytic activity and adaptation to pumpkin fruit puree. L. mali K8 demonstrated tolerance to pH 2.5 and resisted the damaging effects of bile salts, pepsin and pancreatin, comparable to that of Lactobacillus rhamnosus GG ATCC 53103 (reference strain). Lack of hemolytic activity and susceptibility to the five standard antibiotics indicated the safety of the K8 strain. This strain showed singular properties to be used as starters in the pumpkin fruit puree fermentation. These preliminary in vitro tests indicated the safety and functionality of the K8 strain and its potential as a probiotic candidate.
( Hyejin Kim ),( Irfan A. Rather ),( Hyunwook Kim ),( Sungsoo Kim ),( Taeeun Kim ),( Jaeyoung Jang ),( Jimin Seo ),( Jeongheui Lim ),( Yongha Park ) 한국미생물 · 생명공학회 2015 Journal of microbiology and biotechnology Vol.25 No.11
Rabbit hemorrhagic disease virus (RHDV) is highly contagious and often causes fatal disease that affects both wild and domestic rabbits of the species Oryctolagus cuniculus. A highly pathogenic RHDV variant (RHDVa) has been circulation in the Korean rabbit population since 2007 and has a devastating effect on the rabbit industry in Korea. A highly pathogenic RHDVa was isolated from naturally infected rabbits, and the gene encoding the VP60 protein was cloned into a baculovirus transfer vector and expressed in insect cells. The hemagglutination titer of the Sf-9 cell lysate infected with recombinant VP60 baculovirus was 131,072 units/50 μl and of the supernatant 4,096 units/50 μl. Guinea pigs immunized twice intramuscularly with a trial inactivated RHDVa vaccine containing recombinant VP60 contained 2,152 hemagglutination inhibition (HI) geometric mean titers. The 8-week-old white rabbits inoculated with one vaccine dose were challenged with a lethal RHDVa 21 days later and showed 100% survival rates. The recombinant VP60 protein expressed in a baculovirus system induced high HI titers in guinea pigs and rendered complete protection, which led to the development of a novel inactivated RHDVa vaccine.
Invasive Fungal Infections and Their Epidemiology: Measures in the Clinical Scenario
Vivek K. Bajpai,Imran Khan,Shruti Shukla,Pradeep Kumar,Irfan A. Rather,박용하,Yun Suk Huh,Young-Kyu Han 한국생물공학회 2019 Biotechnology and Bioprocess Engineering Vol.24 No.3
Fungi are increasingly recognized as major clinical pathogens in critically ill patients. Emerging groups of fungal pathogens such as Candida and Cryptococcus spp. are most frequently isolated from clinical setup, including filamentous fungi. Assessment of risk factors of these infections such as hospital-acquired fungal infection and environmental factors, including changes in medical practices and epidemiology as well as fungal infection mediated immunomodulation have provided important therapeutic options in the diagnosis of the fungal infections for clinicians. This review aims to furnish information on the factors affecting invasive fungal infections in a clinical scenario, especially for immunocompromised patients. A review of the recently published literature via PubMed, Elsevier and Medline database was performed. Relevant invasive fungal diseases and their worldwide cases were reviewed. Data on the immune response to the fungal infections in terms of release of anti-fungal effectors have been provided. Information on the anti-fungal mechanistic action via upregulation of immunity through predominant cytokines has been summarized, as well as factors affecting disease scenario of invasive fungal infections in clinical practices. The epidemiology and clinical features of fungal infections have also been reviewed.