Along with cellulose, one of the imperative constituents of natural cellulosic fibers is hemicellulose and is the second most abundant family of naturally occurring polymers (Thakur and Singha, 2013 and Thakur, 2013). Hemicelluloses are buildup of a combination of 5- and 6-ring carbon ring sugars (Fig. 2 b).
In addition to harm to the heart from heart disease or hypertension, medications and other elements can cause paroxysmal AFib, including: 1  binge drinking (4 to 5 beverages within 2 hours) 2  stimulant medications and drugs (ex. methylphenidate, pseudoephridrine, drug) 3  nicotine. 4  caffeine. 5  low potassium (electrolyte imbalance)
Causes of pleurisy include: 1  A viral infection, such as the flu (influenza) 2  A bacterial infection, such as pneumonia. 3  A fungal infection.  Autoimmune disorder, such as rheumatoid 1  arthritis. Certain medications.  Lung cancer near the pleural 1  surface. Rib fracture.  Certain inherited diseases, such as sickle cell disease.