â¢ RECESSIVE ALLELE (noun). The noun RECESSIVE ALLELE has 1 sense: 1. an allele that produces its characteristic phenotype only when its paired allele is identical. Familiarity information: RECESSIVE ALLELE used as a noun is very rare.
Avoid in people with asthma. Avoid in people with a known allergy or sensitivity to glucosamine sulfate or its parts. Glucosamine comes from shrimp, crab, and other shellfish, and should be avoided if allergic or sensitive to shellfish or iodine.
Glucosamine and Chondroitin Sulfate Side Effects In general, glucosamine and chondroitin sulfate nutritional supplements appear to be quite safe. The most common side effects occur that have been reported are gastrointestinal in nature, such as upset stomach, nausea, heartburn, and diarrhea.