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Biomedical subjects

F R Hall

Publications and source records attributed to F R Hall.

31 records · Page 2Linked to original sources

Antigens and immunity in Theileria annulata.

About 200 million cattle are believed to be at risk from the debilitating and often fatal effects of tropical theileriosis, caused by Theileria annulata. Currently, there is no very cheap effective drug for treatment of T. annulata infections, although the hydroxynophthoquinones parvaquone and buparvaquone are reported to give good results(1-4). Control of the parasite principally involves vector control against the ixodid tick vectors - mainly by cattle dipping and spraying with acaricides - and vaccination using attenuated macroschizont-infected leucocytes (1-17) (see Box I). In this article, Roger Hall discusses the nature of immunity that can be achieved against T. annulata, and progress in identifying the main antigens involved in this immunity.

Journal Article↗

Financial aid for medical students: a review and a proposal.

By making it possible for all students admitted to medical school to finance their education, the federal government has been a dominant variable in medical education for over two decades. Financial aid programs during the 1960s were directed at increasing the number of applicants, medical school places, and, ultimately, the number of physicians. With these goals largely achieved, a trimming of the federal systems of financial aid seems probable. Unless accommodations can be made, such changes will have broad financial implications for both students and medical schools and could threaten the diversity, stability, and quality of the applicant pool. The authors in this article review the history of medical school financial aid and describe the development of an institutionally based, privately financed loan program. The authors propose that such programs can help preserve adequate financial aid for medical students as federal programs decline.

Education, Medical↗

Dislodgeable azinphosmethyl residues from air blast spraying of apple foliage in Ohio.

The distribution and decay rates of dislodgeable residues of azinphosmethyl applied by two types of air blast sprayers on apple foliage in Ohio were investigated. Leaf discs were taken from nine sites located on the periphery of Cortland apple trees at five dates after spraying. The sprayer delivering the higher airflow rate, but lower velocity, deposited the pesticide much more uniformly over the trees and applied more in the top of the tree. The other sprayer deposited the greatest proportion of pesticide on the site nearest the sprayer. The residue decreased at all sites and ranged from 42 to near 100% decrease at 14 days after spraying.

Agriculture↗

The road ahead.

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Rehabilitation↗