scholarly journals The Wnt–β-Catenin–IL-10 Signaling Axis in Intestinal APCs Protects Mice from Colitis-Associated Colon Cancer in Response to Gut Microbiota

2020 ◽  
Vol 205 (8) ◽  
pp. 2265-2275
Author(s):  
Daniel Swafford ◽  
Arulkumaran Shanmugam ◽  
Punithavathi Ranganathan ◽  
Indumathi Manoharan ◽  
Mohamed S. Hussein ◽  
...  
Immunity ◽  
2018 ◽  
Vol 49 (3) ◽  
pp. 515-530.e5 ◽  
Author(s):  
Ankit Malik ◽  
Deepika Sharma ◽  
R.K. Subbarao Malireddi ◽  
Clifford S. Guy ◽  
Ti-Cheng Chang ◽  
...  

2019 ◽  
Vol 7 (3) ◽  
pp. 66 ◽  
Author(s):  
Lorenzo Drago

Literature has recently highlighted the enormous scientific interest on the relationship between the gut microbiota and colon cancer, and how the use of some selected probiotics can have a future impact on the adverse events which occur during this disease. Although there is no clear evidence to claim that probiotics are effective in people with cancer, recent reviews have found that probiotics can significantly reduce the incidence of diarrhea and the average frequency of daily bowel movements. However, most of this evidence needs to be more clinically convincing and further discussed. Undoubtedly, some probiotics, when properly dosed and administered, can have a strong rebalance effect on the gut microbiota and as a consequence a possible positive action on immune modulation of the gastrointestinal tract and on inflammation of the intestinal mucosa. Many recent findings indeed support the hypothesis that the daily use of some selected probiotics can be a feasible approach to effectively protect patients against the risk of some severe consequences due to radiation therapy or chemotherapy. This paper aims to review the most recent articles in order to consider a possible adjuvant approach for the use of certain well-balanced probiotics to help prevent colon cancer and the adverse effects caused by related therapies.


2018 ◽  
Vol 78 (14) ◽  
pp. 3793-3808 ◽  
Author(s):  
Pit Ullmann ◽  
Fabien Rodriguez ◽  
Martine Schmitz ◽  
Steffen K. Meurer ◽  
Komal Qureshi-Baig ◽  
...  

2020 ◽  
Vol 2020 ◽  
pp. 1-9
Author(s):  
Shichang Bian ◽  
Hongjuan Wan ◽  
Xinyan Liao ◽  
Weisheng Wang

The flavonoid apigenin is common to many plants. Although the responsible mechanisms have yet to be elucidated, apigenin demonstrates tumor suppression in vitro and in vivo. This study uses an azoxymethane (AOM)/dextran sodium sulfate- (DSS-) induced colon cancer mouse model to investigate apigenin’s potential mechanism of action exerted through its effects upon gut microbiota. The size and quantity of tumors were reduced significantly in the apigenin treatment group. Using 16S rRNA high-throughput sequencing of fecal samples, the composition of gut microbiota was significantly affected by apigenin. Further experiments in which gut microbiota were reduced and feces were transplanted provided further evidence of apigenin-modulated gut microbiota exerting antitumor effects. Apigenin was unable to reduce the number or size of tumors when gut microbiota were depleted. Moreover, tumor inhibition effects were initiated following the transplant of feces from mice treated with apigenin. Our findings suggest that the effect of apigenin on the composition of gut microbiota can suppress tumors.


2019 ◽  
Vol 156 (6) ◽  
pp. S-132
Author(s):  
Shoujun Gu ◽  
Shuyun Rao ◽  
Charles H. King ◽  
Yunxiao Meng ◽  
Wilma Jogunoori ◽  
...  

2017 ◽  
Vol 46 ◽  
pp. 191-204 ◽  
Author(s):  
Derek V. Seidel ◽  
M. Andrea Azcárate-Peril ◽  
Robert S. Chapkin ◽  
Nancy D. Turner

2018 ◽  
Vol 31 (03) ◽  
pp. 192-198 ◽  
Author(s):  
Grace Chen

AbstractThere is increasing evidence that the gut microbiome, which consists of trillions of microbes representing over 1,000 species of bacteria with over 3 million genes, significantly impacts intestinal health and disease. The gut microbiota not only is capable of promoting intestinal homeostasis and antitumor responses but can also contribute to chronic dysregulated inflammation as well as have genotoxic effects that lead to carcinogenesis. Whether the gut microbiota maintains health or promotes colon cancer may ultimately depend on the composition of the gut microbiome and the balance within the microbial community of protective and detrimental bacterial populations. Disturbances in the normal balanced state of a healthful microbiome, known as dysbiosis, have been observed in patients with colorectal cancer (CRC); however, whether these alterations precede and cause CRC remains to be determined. Nonetheless, studies in mice strongly suggest that the gut microbiota can modulate susceptibility to CRC, and therefore may serve as both biomarkers and therapeutic targets.


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