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Biomedical subjects

J Forrester

Publications and source records attributed to J Forrester.

72 records · Page 4Linked to original sources

Involvement of the eye in SLE and scleroderma. A study using fluorescein angiography in addition to clinical ophthalmic assessment.

General examination of the eye was carried out in 22 patients with systemic lupus erythematosus (SLE) and in 10 with scleroderma. 3 of the SLE and 2 of the scleroderma patients had keratoconjunctivitis sicca. Fluorescein angiography showed abnormalities of the retinal vasculature in one of a subgroup of 12 SLE patients and one of 10 scleroderma patients. None of the 12 SLE patients had abnormalities of the choroidal vasculature, while 5 of the 10 scleroderma patients had patchy areas of nonperfusion of the choroidal capillary bed.

Eye Diseases↗

In vivo evaluation of phosphorous-containing derivatives of dodecahydro-closo-dodecaborate for boron neutron capture therapy of gliomas and sarcomas.

The in vivo uptake of dodecahydro-closo-dodecaborate derivatives substituted with phosphate- and bisphosphonate groups was evaluated in two different experimental tumor model systems and compared to other boronated and non-boronated compounds. These phosphorous-containing boron clusters may have potential for use in boron neutron capture therapy, a chemoradiotherapeutic form of cancer treatment. Using the F98 rat glioma as a brain tumor model in syngeneic Fischer rats, there was selective tumor uptake of the phosphate derivative with 21.5 micrograms boron/g tumor versus 5.2 micrograms/g normal brain and a tumor:blood ratio of 2.7. However, this compound was toxic to test animals and lethal at relatively low doses. The uptake of the bisphosphonate by the murine K8 osteosarcoma was approximately 18 micrograms boron/g tumor with a T:Bl ratio of 7.6 and a tumor:bone ratio of 1.5. This compound was non toxic to the test animals. The results indicate that phosphate- and bisphosphonate derivatives of dodecahydro-closo-dodecaborate may have potential for BNCT of gliomas and osteosarcomas, respectively.

Animals↗