Rf(redirected from ISM band)
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Symbol denoting movement of a substance in paper or thin layer chromatography relative to the solvent front (that is, retardation factor); equal to the migration distance of a substance divided by the migration distance of the solvent front.
Abbreviation for releasing factors; rheumatoid factors , under factor; replicative form; reticular formation.
Abbreviation for rutherfordium.
symbol for a ratio used in paper and thin-layer chromatography, representing the distance from the origin to the center of the separated zone divided by the distance from the origin to the solvent front.
1 symbol for the element rutherfordium.
2 (in chromatography) abbreviation for retardation factor or ratio to (solvent) front.
abbreviation for rheumatoid factor.
QRFPA gene on chromosome 9q34.12 that encodes an orexigenic neuropeptide which stimulates feeding behavior, metabolic rate and locomotor activity and increases blood pressure. QRFP may promote aldosterone secretion by the adrenal gland.
1. Radiofrequency, see there.
2. Rate of flow.
3. Renal failure.
4. Respiratory failure.
5. Rheumatic fever.
6. Rheumatoid factor, see there.
chemical symbol, rutherfordium; rheumatoid factor.