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Biomedical subjects

G Freeman

Publications and source records attributed to G Freeman.

101 records · Page 6Linked to original sources

Enhanced growth of human embryonic cells infected with adenovirus 12.

Fibroblast-like cells from human embryonic lung were infected with adenovirus type 12, and they survived as an established line, with the characteristics of "transformation" following considerable cellular killing. Inclusion bodies disappeared and cells became resistant to reinfection with type 12 virus as they grew in thick multilayered strands, and giant and syncytial cells became commonplace. An induced new cell antigen demonstrable by complement-fixation and fluorescent-antibody studies persisted for at least 20 culture passages after infection.

Adenoviridae Infections

Identification of nitric oxide (NO) in human blood.

The amount of nitric oxide (NO) in the blood of residents of urban and suburban areas was measured under steady-state conditions by isotopic dilution with N15O, followed by field-ionization mass spectrometry. Approximately 20 nmoles of NO per ml of blood was characteristic of both smokers and nonsmokers, except for one of the eight subjects who had a significantly lower level. Monkeys (Macaca speciosa) had values comparable to those of seven human subjects, and rats had values like that of the unique human subject. Whether the origin of the NO was endogenous or exogenous was not determined.

Animals