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Theory That MAP Bacterium Causes Crohn's
Guide picks
Mycobacterium avium subspecies paratuberculosis (MAP), a bacterium which is associated with disease in animals has been found in Crohn's disease patients. Could this be the cause?

An Interview with Dr. T.J. Borody
An interview with Dr. T.J. Borody, of the Center for Digestive Diseases, Sydney, Australia who treats Crohn's patients with anti-MAP antibiotics.

Biopsy studies of Crohn's Disease Patients
The history of the attempts to isolate MAP from humans.

Can M. paratuberculosis infect and cause disease in humans?
From the Johne's Information Center, a very thorough document which explores the possible relationship between Crohn's in humans and Johne's in cattle.

Crohn's Caused by Bacteria in Milk?
One type of bacteria is being looked at as a possible cause for Crohn's disease.

Diagnosis of human MAP infection
Currently there are no diagnostic tests to diagnose MAP in humans, but it may be possible to diagnose with tissue samples, fecal samples, and immune response.

European Commission Report
The March 2000 paper titled Possible Links between Crohn's disease and Paratuberculosis from the Scientific Committee on Animal Health and Animal Welfare (PDF file).

Freq. Asked Questions about Mycobacterium paratuberculosis
Answers to questions such as how to get tested, and how to be sure a diagnosis of Crohn's is accurate.

Frequently Asked Questions about Johne's Disease
Answers to questions about M. paratuberculosis in cattle, known as Johne's disease.

Government policy relating to MAP and Crohn's disease.
Information about the U.S., UK, Australian, and Netherlands governments positions on the connection between MAP and Crohn's.

History of anti-mycobacterial treatment for Crohn's disease
Results of anti-MAP treatments and their effectiveness on Crohn's disease.

Immunological studies of Crohn's Disease
A good description in plain language about the reponse from the immune system when a bacterium is introduced.

Mycobacterium paratuberculosis
Information about this pathogen which is known to cause disease in animals and humans.

Paratuberculosis And Crohn's Disease: Got Milk?
An amazingly thorough examination of the politics surrounding Johne's disease and M. paratuberculosis found in meat and dairy products. Written by Michael Greger, MD.

Presentation by Dr. Michael Collins, D.V.M.
Transcript of a presentation by a Doctor of Veterinary Medicine regarding his paper on paratuberculosis published in the December 2000 Journal of Clinical Microbiology.

Research Overview
From Paratuberculosis Awareness & Research Association, Inc. (PARA), an overview of the current and recent research into MAP and Crohn's disease.

Similarities between Crohn's and mycobacterial disease
This page compares and contrasts the two diseases, and describes how one can be misdiagnosed as the other.

What are mycobacteria?
Information about this genus of bacteria.

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