Cryptosporidium sp. oocysts stained with modified acid-fast.

USDA. National Agricultural Library.

Read publications and/or abstracts on the topic; also see citations of older documents.

USDA. Agricultural Research Service.

To facilitate identification through illustration, provides a brief description of parasites, hosts, transmission, and the pathogenesis of protozoans and includes simplified life-cycle drawings.

Environmental Protection Agency

Outlines special public health needs and precautions relating to Cryptosporidium for HIV/AIDS, cancer and transplant patients taking immunosuppressive drugs, and people born with a weakened immune system.  Archived document.

Kansas State University. Division of Biology.

Lists publications from Kansas State covering biochemistry, molecular biology and related topics.

Cornell University. Purdue University. U.S. Department of Agriculture’s Working Group on Water Quality.

A fact sheet in question and answer format produced by Cornell Cooperative Extension and sponsored by the USDA Working Group on Water Quality. Free download of pdf.

Drinking Water Inspectorate (United Kingdom).

"The Third Report of the Expert Group on Cryptosporidium in Water Supplies, sometimes referred to as the 'Bouchier Report' after the Group's Chairman, Professor Ian Bouchier, was published in 1998 by the UK Drinking Water Inspectorate."

DHHS. Centers for Disease Control and Prevention.

Includes information on the organism's biology, its risks and prevention and control.

USDA. Agricultural Research Service.

"Conducts research for the understanding of how pathogens are disseminated on farms, in the environment, and to food products, and for the development of methods to detect, characterize and mitigate contamination to prevent foodborne illnesses."