O-Antigen modifications providing antigenic diversity of Shigella flexneri and underlying genetic mechanisms

YA Knirel, Q Sun, SN Senchenkova, AV Perepelov… - Biochemistry …, 2015 - Springer
O-Antigens (O-specific polysaccharides) of Shigella flexneri, a primary cause of shigellosis,
are distinguished by a wide diversity of chemical modifications following the oligosaccharide …

Ecology, Structure, and Evolution of Shigella Phages

S Subramanian, KN Parent… - Annual review of …, 2020 - annualreviews.org
Numerous bacteriophages—viruses of bacteria, also known as phages—have been
described for hundreds of bacterial species. The Gram-negative Shigella species are close …

Genomic and Proteomic Characterizations of Sfin-1, a Novel Lytic Phage Infecting Multidrug-Resistant Shigella spp. and Escherichia coli C

SKT Ahamed, B Roy, U Basu, S Dutta… - Frontiers in …, 2019 - frontiersin.org
Shigellosis is a public health threat in developed as well as developing countries like “India.”
While antibiotic therapy is the mainstay of treatment for shigellosis, current emergence of …

Identification of genes required for glucan exopolysaccharide production in Lactobacillus johnsonii suggests a novel biosynthesis mechanism

MJ Mayer, A D'Amato, IJ Colquhoun… - Applied and …, 2020 - Am Soc Microbiol
Lactobacillus johnsonii FI9785 makes two capsular exopolysaccharides—a
heteropolysaccharide (EPS2) encoded by the eps operon and a branched glucan …

Isolation, characterization and comparative genomics of bacteriophage SfIV: a novel serotype converting phage from Shigella flexneri

R Jakhetia, KA Talukder, NK Verma - BMC genomics, 2013 - Springer
Background Shigella flexneri is the major cause of shigellosis in the developing countries.
The O-antigen component of the lipopolysaccharide is one of the key virulence determinants …

Serotype-converting bacteriophage SfII encodes an acyltransferase protein that mediates 6-O-acetylation of GlcNAc in Shigella flexneri O-antigens, conferring on the …

Q Sun, YA Knirel, J Wang, X Luo… - Journal of …, 2014 - Am Soc Microbiol
Shigella flexneri O-antigen is an important and highly variable cell component presented on
the outer leaflet of the outer membrane. Most Shigella flexneri bacteria share an O-antigen …

Serological Identification and Prevalence of a Novel O-Antigen Epitope Linked to 3- and 4-O-Acetylated Rhamnose III of Lipopolysaccharide in Shigella flexneri

J Wang, R Lan, YA Knirel, X Luo… - Journal of Clinical …, 2014 - Am Soc Microbiol
Shigella flexneri is the major cause of shigellosis in developing countries. All serotypes
except for serotype 6 share an O-antigen backbone composed of a→ 2)-α-l-Rha p III-(1→ 2) …

[HTML][HTML] Shigella Flexneri Serotypes: O-antigen Structure, Serotype Conversion, and Serotyping Methods

M Sadredinamin, S Yazdansetad… - Oman Medical …, 2023 - ncbi.nlm.nih.gov
Shigella flexneri is the most common cause of shigellosis in developing countries. Up to
now, 23 serotypes of S. flexneri have been reported. Different serotypes result from the …

福氏志贺菌gtrI 基因突变导致的血清型回复转换

王欣儒, 王建平, 罗霞, 孙强正 - 疾病监测, 2015 - jbjc.org
目的研究携带O 抗修饰基因gtrI 的福氏志贺菌Y 血清型菌株特征. 方法采用血清型多重聚合酶链
反应(PCR) 分型方法检测携带gtrI 基因但I 型抗原表位阴性的福氏志贺菌Y 血清型菌株 …

Модификации О-антигенов, обусловливающие антигенное разнообразие шигелл Флекснера, и опосредующие их генетические механизмы (обзор)

ЮА Книрель, С Цян-Чжэн, СН Сенченкова… - Биохимия, 2015 - elibrary.ru
О-антигены (О-специфические полисахариды) шигелл Флекснера (Shigella flexneri)-
одного их основных возбудителей шигеллеза-отличаются широким разнообразием …