Immunotoxins: The Role of the Toxin

Immunotoxins are antibody-toxin bifunctional molecules that rely on intracellular toxin action to kill target cells. Target specificity is determined via the binding attributes of the chosen antibody. Mostly, but not exclusively, immunotoxins are purpose-built to kill cancer cells as part of novel t...

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Main Authors: David FitzGerald, Antonella Antignani
Format: Article
Language:English
Published: MDPI AG 2013-08-01
Series:Toxins
Subjects:
Online Access:http://www.mdpi.com/2072-6651/5/8/1486
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author David FitzGerald
Antonella Antignani
author_facet David FitzGerald
Antonella Antignani
author_sort David FitzGerald
collection DOAJ
description Immunotoxins are antibody-toxin bifunctional molecules that rely on intracellular toxin action to kill target cells. Target specificity is determined via the binding attributes of the chosen antibody. Mostly, but not exclusively, immunotoxins are purpose-built to kill cancer cells as part of novel treatment approaches. Other applications for immunotoxins include immune regulation and the treatment of viral or parasitic diseases. Here we discuss the utility of protein toxins, of both bacterial and plant origin, joined to antibodies for targeting cancer cells. Finally, while clinical goals are focused on the development of novel cancer treatments, much has been learned about toxin action and intracellular pathways. Thus toxins are considered both medicines for treating human disease and probes of cellular function.
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spelling doaj.art-16f8bf011436456e9c9b6e97576e30c32022-12-22T04:00:36ZengMDPI AGToxins2072-66512013-08-01581486150210.3390/toxins5081486Immunotoxins: The Role of the ToxinDavid FitzGeraldAntonella AntignaniImmunotoxins are antibody-toxin bifunctional molecules that rely on intracellular toxin action to kill target cells. Target specificity is determined via the binding attributes of the chosen antibody. Mostly, but not exclusively, immunotoxins are purpose-built to kill cancer cells as part of novel treatment approaches. Other applications for immunotoxins include immune regulation and the treatment of viral or parasitic diseases. Here we discuss the utility of protein toxins, of both bacterial and plant origin, joined to antibodies for targeting cancer cells. Finally, while clinical goals are focused on the development of novel cancer treatments, much has been learned about toxin action and intracellular pathways. Thus toxins are considered both medicines for treating human disease and probes of cellular function.http://www.mdpi.com/2072-6651/5/8/1486immunotoxinantibodytoxincancerimmunotherapyapoptosistranslocationricindiphtheriaPseudomonas
spellingShingle David FitzGerald
Antonella Antignani
Immunotoxins: The Role of the Toxin
Toxins
immunotoxin
antibody
toxin
cancer
immunotherapy
apoptosis
translocation
ricin
diphtheria
Pseudomonas
title Immunotoxins: The Role of the Toxin
title_full Immunotoxins: The Role of the Toxin
title_fullStr Immunotoxins: The Role of the Toxin
title_full_unstemmed Immunotoxins: The Role of the Toxin
title_short Immunotoxins: The Role of the Toxin
title_sort immunotoxins the role of the toxin
topic immunotoxin
antibody
toxin
cancer
immunotherapy
apoptosis
translocation
ricin
diphtheria
Pseudomonas
url http://www.mdpi.com/2072-6651/5/8/1486
work_keys_str_mv AT davidfitzgerald immunotoxinstheroleofthetoxin
AT antonellaantignani immunotoxinstheroleofthetoxin