Childhood immunizations in the United States diphtheria patients die. Without treatment as many as half the patients can die from the disease. Pertussis is a highly contagious disease that is caused by the bacteria "Bordetella pertussis." The bacteria clings to cilia in the lungs and releases a toxin that damages the cilia and causes inflammation in the respiratory tract. Many infants are infected by older siblings or caregivers that don't even know they have the disease. The bacteria is spread through respiratory secretions, often through coughing or sneezing, or just from breathing in the bacteria while around someone who is infected. Unfortunately, the effectiveness of the
Heavy chain disease cell receptor, presumably due to the loss of the anti-aggregating properties of the light chain. There are four forms: The most common type of heavy chain disease is the IgA type, known as αHCD. The most common type of αHCD is the gastrointestinal form (known as immunoproliferative small intestine disease or IPSID), but it has also been reported in the respiratory tract, and other areas of the body. Franklin's disease (gamma heavy chain disease) It is a very rare B-cell lymphoplasma cell proliferative disorder which may be associated with autoimmune diseases and infection is a common characteristic of the disease.