scholarly journals Closed Genome Sequence of Clostridium botulinum Strain CFSAN064329 (62A)

2018 ◽  
Vol 6 (26) ◽  
Author(s):  
Travis G. Wentz ◽  
Kuan Yao ◽  
Kristin M. Schill ◽  
N. Rukma Reddy ◽  
Guy E. Skinner ◽  
...  

Clostridium botulinum is a strictly anaerobic, Gram-positive, spore-forming bacterium that produces botulinum neurotoxin, a potent and deadly proteinaceous exotoxin. Clostridium botulinum strain CFSAN064329 (62A) produces an A1 serotype/subtype botulinum neurotoxin and is frequently utilized in food challenge and detection studies.

2019 ◽  
Vol 8 (5) ◽  
Author(s):  
Jessica L. Halpin ◽  
Piyada Wangroongsarb ◽  
Chutima Jittaprasartsin ◽  
Janet K. Dykes ◽  
Carolina Lúquez

In 2010, a Clostridium botulinum type B isolate was recovered from fermented soybeans during a foodborne botulism investigation. Molecular investigation of the botulinum neurotoxin (bont) gene operon determined that the sequence was a new subtype, denoted B8.


2018 ◽  
Vol 6 (18) ◽  
Author(s):  
Anja Poehlein ◽  
Hannes Neubauer ◽  
Philipp Niemeyer ◽  
Rolf Daniel

ABSTRACT Clostridium liquoris is a strictly anaerobic, Gram-positive, nonmotile, spore-forming, rod-shaped bacterium. The major fermentation products from glucose are ethanol and butyrate. C. liquoris was isolated from a 20-year-old liquor fermentation pit. The draft genome sequence consists of a chromosome (2.892 Mb) harboring 2,788 predicted protein-encoding genes.


2019 ◽  
Vol 8 (5) ◽  
Author(s):  
Takumi Murakami ◽  
Hiroshi Mori ◽  
Viktoria A. Shcherbakova ◽  
Yoshitaka Yoshimura ◽  
Takahiro Segawa

Clostridium tagluense strain A121T was isolated from a permafrost core in the Canadian High Arctic. This endospore-forming strain is a strictly anaerobic, Gram-positive, and psychrotolerant bacterium.


npj Vaccines ◽  
2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Changjiao Gan ◽  
Wenbo Luo ◽  
Yunzhou Yu ◽  
Zhouguang Jiao ◽  
Sha Li ◽  
...  

AbstractBotulinum neurotoxin (BoNT), produced by Clostridium botulinum, is generally known to be the most poisonous of all biological toxins. In this study, we evaluate the protection conferred by intratracheal (i.t.) inoculation immunization with recombinant Hc subunit (AHc) vaccines against aerosolized BoNT/A intoxication. Three AHc vaccine formulations, i.e., conventional liquid, dry powder produced by spray freeze drying, and AHc dry powder reconstituted in water are prepared, and mice are immunized via i.t. inoculation or subcutaneous (s.c.) injection. Compared with s.c.-AHc-immunized mice, i.t.-AHc-immunized mice exhibit a slightly stronger protection against a challenge with 30,000× LD50 aerosolized BoNT/A. Of note, only i.t.-AHc induces a significantly higher level of toxin-neutralizing mucosal secretory IgA (SIgA) production in the bronchoalveolar lavage of mice. In conclusion, our study demonstrates that the immune protection conferred by the three formulations of AHc is comparable, while i.t. immunization of AHc is superior to s.c. immunization against aerosolized BoNT/A intoxication.


2017 ◽  
Vol 5 (34) ◽  
Author(s):  
Hiroshi Asakura ◽  
Shiori Yamamoto ◽  
Yoshika Momose ◽  
Haru Kato ◽  
Masaaki Iwaki ◽  
...  

ABSTRACT We report here a draft genome sequence of Clostridium botulinum Adk2012 responsible for a foodborne botulism case that occurred in Tottori, Japan, in 2012. Its genome size was 2,904,173 bp, with 46 rRNAs and 54 tRNAs, at a coverage of 14.5×.


2021 ◽  
Vol 10 (20) ◽  
Author(s):  
Emma G. Piligrimova ◽  
Rustam M. Buzikov ◽  
Olesya A. Kazantseva ◽  
Andrey M. Shadrin

ABSTRACT Bacillus cereus is a Gram-positive rod-shaped spore-forming bacterium widespread in different environmental niches. Here, we report the complete genome sequence of Bacillus cereus VKM B-370 from the All-Russian Collection of Microorganisms, the host strain for bacteriophages vB_BtS_B83, vB_BcM_Sam46, vB_BcM_Sam112, and Izhevsk.


2017 ◽  
Vol 5 (21) ◽  
Author(s):  
Jessica L. Halpin ◽  
Karen Hill ◽  
Shannon L. Johnson ◽  
David Carlton Bruce ◽  
T. Brian Shirey ◽  
...  

ABSTRACT Here, we present a closed genome sequence for Clostridium argentinense strain 89G, the first strain identified to produce botulinum neurotoxin type G (BoNT/G). Although discovered in 1970, to date, there have been no reference quality sequences publicly available for this species.


2016 ◽  
Vol 4 (6) ◽  
Author(s):  
Chrissy h. Roberts ◽  
Helen Alexandra Shaw ◽  
Natalie Ferguson ◽  
Mark Holland ◽  
Brendan W. Wren ◽  
...  

Robinsoniella peoriensisis a Gram-positive, strictly anaerobic, spore-forming, rod-shaped organism. Here, we report the draft genome ofR. peoriensis6600698, initially classified asClostridium difficiledue to growth on selective agar, a fecalgdhPCR-positive result, and clinical symptoms.R. peoriensisis a potential confounder ofC. difficilediagnosis.


2020 ◽  
Vol 9 (23) ◽  
Author(s):  
Fabeiha Khan ◽  
Taylor Miller-Ensminger ◽  
Adelina Voukadinova ◽  
Alan J. Wolfe ◽  
Catherine Putonti

ABSTRACT Lactobacillus crispatus is a Gram-positive bacterium shown to protect against urinary and vaginal infections. Here, we report the draft genome sequence of L. crispatus UMB1163, isolated from the female urinary tract.


2020 ◽  
Vol 9 (7) ◽  
Author(s):  
Mayank Gupta ◽  
Puneet Singh Chauhan ◽  
Sudhir K. Sopory ◽  
Sneh L. Singla-Pareek ◽  
Nidhi Adlakha ◽  
...  

Here, we report the 4.34-Mb draft genome assembly of Bacillus marisflavi CK-NBRI-03 (or P3), a Gram-positive bacterium, with an average G+C content of 48.66%. P3 was isolated from agricultural soil from the Badaun (midwestern plain zone) region of Uttar Pradesh, India.


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