Cholera Toxin Subunit B as Adjuvant––An Accelerator in Protective Immunity and a Break in Autoimmunity

Cholera toxin subunit B (CTB) is the nontoxic portion of cholera toxin. Its affinity to the monosialotetrahexosylganglioside (GM1) that is broadly distributed in a variety of cell types including epithelial cells of the gut and antigen presenting cells, macrophages, dendritic cells, and B cells, all...

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Main Author: Thomas Stratmann
Format: Article
Language:English
Published: MDPI AG 2015-07-01
Series:Vaccines
Subjects:
Online Access:http://www.mdpi.com/2076-393X/3/3/579
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author Thomas Stratmann
author_facet Thomas Stratmann
author_sort Thomas Stratmann
collection DOAJ
description Cholera toxin subunit B (CTB) is the nontoxic portion of cholera toxin. Its affinity to the monosialotetrahexosylganglioside (GM1) that is broadly distributed in a variety of cell types including epithelial cells of the gut and antigen presenting cells, macrophages, dendritic cells, and B cells, allows its optimal access to the immune system. CTB can easily be expressed on its own in a variety of organisms, and several approaches can be used to couple it to antigens, either by genetic fusion or by chemical manipulation, leading to strongly enhanced immune responses to the antigens. In autoimmune diseases, CTB has the capacity to evoke regulatory responses and to thereby dampen autoimmune responses, in several but not all animal models. It remains to be seen whether the latter approach translates to success in the clinic, however, the versatility of CTB to manipulate immune responses in either direction makes this protein a promising adjuvant for vaccine development.
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spelling doaj.art-a38033acfa7645b09982d7d6846c33952022-12-22T04:00:22ZengMDPI AGVaccines2076-393X2015-07-013357959610.3390/vaccines3030579vaccines3030579Cholera Toxin Subunit B as Adjuvant––An Accelerator in Protective Immunity and a Break in AutoimmunityThomas Stratmann0Department of Physiology and Immunology, Faculty of Biology, University of Barcelona, Av. Diagonal 643, 3rd floor, Barcelona 08028, SpainCholera toxin subunit B (CTB) is the nontoxic portion of cholera toxin. Its affinity to the monosialotetrahexosylganglioside (GM1) that is broadly distributed in a variety of cell types including epithelial cells of the gut and antigen presenting cells, macrophages, dendritic cells, and B cells, allows its optimal access to the immune system. CTB can easily be expressed on its own in a variety of organisms, and several approaches can be used to couple it to antigens, either by genetic fusion or by chemical manipulation, leading to strongly enhanced immune responses to the antigens. In autoimmune diseases, CTB has the capacity to evoke regulatory responses and to thereby dampen autoimmune responses, in several but not all animal models. It remains to be seen whether the latter approach translates to success in the clinic, however, the versatility of CTB to manipulate immune responses in either direction makes this protein a promising adjuvant for vaccine development.http://www.mdpi.com/2076-393X/3/3/579Cholera toxin subunit B (CTB)adjuvantexpressionoral toleranceimmunityautoimmunity
spellingShingle Thomas Stratmann
Cholera Toxin Subunit B as Adjuvant––An Accelerator in Protective Immunity and a Break in Autoimmunity
Vaccines
Cholera toxin subunit B (CTB)
adjuvant
expression
oral tolerance
immunity
autoimmunity
title Cholera Toxin Subunit B as Adjuvant––An Accelerator in Protective Immunity and a Break in Autoimmunity
title_full Cholera Toxin Subunit B as Adjuvant––An Accelerator in Protective Immunity and a Break in Autoimmunity
title_fullStr Cholera Toxin Subunit B as Adjuvant––An Accelerator in Protective Immunity and a Break in Autoimmunity
title_full_unstemmed Cholera Toxin Subunit B as Adjuvant––An Accelerator in Protective Immunity and a Break in Autoimmunity
title_short Cholera Toxin Subunit B as Adjuvant––An Accelerator in Protective Immunity and a Break in Autoimmunity
title_sort cholera toxin subunit b as adjuvant an accelerator in protective immunity and a break in autoimmunity
topic Cholera toxin subunit B (CTB)
adjuvant
expression
oral tolerance
immunity
autoimmunity
url http://www.mdpi.com/2076-393X/3/3/579
work_keys_str_mv AT thomasstratmann choleratoxinsubunitbasadjuvantanacceleratorinprotectiveimmunityandabreakinautoimmunity