antinuclear factor n.
Abbr. ANF A factor present in serum having a strong affinity for nuclei and present in lupus erythematosus and rheumatic arthritis.
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
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