Developing novel anthelmintics from plant cysteine proteinases

<p>Abstract</p> <p>Intestinal helminth infections of livestock and humans are predominantly controlled by treatment with three classes of synthetic drugs, but some livestock nematodes have now developed resistance to all three classes and there are signs that human hookworms are be...

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Main Authors: Stepek Gillian, Buttle David J, Behnke Jerzy M, Lowe Ann, Duce Ian R
Format: Article
Language:English
Published: BMC 2008-09-01
Series:Parasites & Vectors
Online Access:http://www.parasitesandvectors.com/content/1/1/29
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author Stepek Gillian
Buttle David J
Behnke Jerzy M
Lowe Ann
Duce Ian R
author_facet Stepek Gillian
Buttle David J
Behnke Jerzy M
Lowe Ann
Duce Ian R
author_sort Stepek Gillian
collection DOAJ
description <p>Abstract</p> <p>Intestinal helminth infections of livestock and humans are predominantly controlled by treatment with three classes of synthetic drugs, but some livestock nematodes have now developed resistance to all three classes and there are signs that human hookworms are becoming less responsive to the two classes (benzimidazoles and the nicotinic acetylcholine agonists) that are licensed for treatment of humans. New anthelmintics are urgently needed, and whilst development of new synthetic drugs is ongoing, it is slow and there are no signs yet that novel compounds operating through different modes of action, will be available on the market in the current decade. The development of naturally-occurring compounds as medicines for human use and for treatment of animals is fraught with problems. In this paper we review the current status of cysteine proteinases from fruits and protective plant latices as novel anthelmintics, we consider some of the problems inherent in taking laboratory findings and those derived from folk-medicine to the market and we suggest that there is a wealth of new compounds still to be discovered that could be harvested to benefit humans and livestock.</p>
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spelling doaj.art-a00fc2c701da47078544d72dfadc1ab02022-12-22T02:47:20ZengBMCParasites & Vectors1756-33052008-09-01112910.1186/1756-3305-1-29Developing novel anthelmintics from plant cysteine proteinasesStepek GillianButtle David JBehnke Jerzy MLowe AnnDuce Ian R<p>Abstract</p> <p>Intestinal helminth infections of livestock and humans are predominantly controlled by treatment with three classes of synthetic drugs, but some livestock nematodes have now developed resistance to all three classes and there are signs that human hookworms are becoming less responsive to the two classes (benzimidazoles and the nicotinic acetylcholine agonists) that are licensed for treatment of humans. New anthelmintics are urgently needed, and whilst development of new synthetic drugs is ongoing, it is slow and there are no signs yet that novel compounds operating through different modes of action, will be available on the market in the current decade. The development of naturally-occurring compounds as medicines for human use and for treatment of animals is fraught with problems. In this paper we review the current status of cysteine proteinases from fruits and protective plant latices as novel anthelmintics, we consider some of the problems inherent in taking laboratory findings and those derived from folk-medicine to the market and we suggest that there is a wealth of new compounds still to be discovered that could be harvested to benefit humans and livestock.</p>http://www.parasitesandvectors.com/content/1/1/29
spellingShingle Stepek Gillian
Buttle David J
Behnke Jerzy M
Lowe Ann
Duce Ian R
Developing novel anthelmintics from plant cysteine proteinases
Parasites & Vectors
title Developing novel anthelmintics from plant cysteine proteinases
title_full Developing novel anthelmintics from plant cysteine proteinases
title_fullStr Developing novel anthelmintics from plant cysteine proteinases
title_full_unstemmed Developing novel anthelmintics from plant cysteine proteinases
title_short Developing novel anthelmintics from plant cysteine proteinases
title_sort developing novel anthelmintics from plant cysteine proteinases
url http://www.parasitesandvectors.com/content/1/1/29
work_keys_str_mv AT stepekgillian developingnovelanthelminticsfromplantcysteineproteinases
AT buttledavidj developingnovelanthelminticsfromplantcysteineproteinases
AT behnkejerzym developingnovelanthelminticsfromplantcysteineproteinases
AT loweann developingnovelanthelminticsfromplantcysteineproteinases
AT duceianr developingnovelanthelminticsfromplantcysteineproteinases