Gastric Mucin (CAS 84082-64-4) Suppliers and Product Information

Gastric mucin is a high molecular weight glycoprotein expressed in the gastrointestinal tract, playing a key role in mucosal protection and function. It is composed mainly of carbohydrate units, with protein contributing only 20% of the molecular weight. The monomer of mucin is approximately 640 kDa. Mucins are crucial components of the mucosal barrier in the stomach, protecting epithelia from carcinogenic effects of chronic inflammation.

Frequently Asked Questions about Gastric Mucin

Q: What are the main uses of gastric mucin?

A: Gastric mucin is used in various research applications, including studies on binding sites of specific agglutinins, evaluation of sputum smears for acid-fast bacilli detection, and investigations into mucosal protection and gastrointestinal function.

Q: How is gastric mucin stored?

A: Gastric mucin should be stored at 2-8°C to maintain its stability.

Q: What is the typical purity of commercially available gastric mucin?

A: Most suppliers offer gastric mucin with a purity of 99% or higher.

Q: Is gastric mucin soluble in water?

A: Gastric mucin is generally soluble in alkaline solutions. It is reported to be soluble in 1 M NaOH at a concentration of 20mg/mL.