The term cellulitis is commonly used to indicate a nonnecrotizing inflammation of the skin and subcutaneous tissues, a process usually related to acute infection that does not involve the fascia or muscles. Cellulitis is characterized by localized pain, swelling, tenderness, erythema, and warmth.
In addition to confirming the previously identified asthma gene located on chromosome 17, researchers found another gene located on chromosome 1q31 was associated with an increased risk of childhood asthma in both children of European and African ancestry.
The common gamma chain is encoded by the gene IL-2 receptor gamma, or IL-2RÎ³, which is located on the X-chromosome. For this reason, immunodeficiency caused by mutations in IL-2RÎ³ is known as X-linked severe combined immunodeficiency. The condition is inherited in an X-linked recessive pattern.