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Chapter
Hydrogels
Hydrogels are crosslinked polymers with the ability to swell in an aqueous medium. Crosslinking in hydrogels occurs by chemical or physical means depending on the polymer properties and experimental conditions...
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Chapter
Introduction to Cellular Drug Delivery
Drugs play a central role in modern medicine (1). The total global pharmaceutical market in 2002 was more than $400 billion, and the annual growth rate of the global market has been more than 10%. The large ma...
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Chapter
Phellodendron amurense (Cork Tree): In Vitro Culture, Micropropagation, and the Production of Berberine
The genus Phellodendron (family Rutaceae) comprises ten species of cork trees indigenous to the Far East region, including Korea, China, and Japan. P. amurense (Amur cork tree) is the best known and almost widely...
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Chapter
Taurine Intake of Korean Breast-Fed Infants during Lactation
The roles of taurine in human nutrition and physiology have been intensively reviewed1, 11, 13, 21, 24. Recent interest in taurine metabolism and its nutritional requirement for humans has centered around the dis...
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Chapter
Glucagon and Gluconeogenesis
Gluconeogenesis is the process whereby lactate, pyruvate, glycerol, and certain amino acids are converted to glucose and glycogen. The liver is the major site of gluconeogenesis, although the kidney becomes im...
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Chapter
Purines
Of the hundreds of potential anticancer and antiviral agents synthesized over the past three decades, certain nucleosides have proved to be the most effective as antiviral agents, and are the only class of ant...