The primary cause of toxicity is eating, drinking, and breathing toxins and chemicals on a regular basis, whether you are aware of it or not. We live in a toxic world; chemicals and toxins are everywhere.
Causes of RBBB. 1  Right ventricular hypertrophy / cor pulmonale. 2  Pulmonary embolus. 3  Ischaemic heart disease.  Rheumatic heart 1  disease. Myocarditis or cardiomyopathy.  Degenerative disease of the conduction 1  system. Congenital heart disease (e.g. atrial septal defect)
Gene locus [edit]. HBB protein is produced by the gene HBB which is located in the multigene locus of Î²-globin locus on chromosome 11, specifically on the short arm position 15.5.t is 146 amino acids long and has a molecular weight of 15,867 Da. Normal adult human HbA is a heterotetramer consisting of two alpha chains and two beta chains. HBB is encoded by the HBB gene on human chromosome 11.