Dictionary » P » Ptyalin



(Science: physiology) An unorganised amylolytic ferment, on enzyme, present in human mixed saliva and in the saliva of some animals.

Origin: gr. Spittle.

See: ptyalism. Smell me on tuesday

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Re: Help! I am in a digestive crisis!

Carbohydrate Enzymes Salivary Amylase (ptyalin) - made in the salivary glands, functions in mouth to hydrolyze (break down) starch to maltose (disaccharide) Pancreatic Amylase - made in the pancreas, functions in the small intestine to hydrolyze ...

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by SOS
Tue Jun 23, 2009 8:21 pm
Forum: Physiology
Topic: Help! I am in a digestive crisis!
Replies: 2
Views: 7733

Effect of pH on amylase activity

... this range they will act slowly tending to no inactivity (cause of denaturation). From NO confirmed sources I got this values: Salivary amylase or Ptyalin > 5.6 - 6.9 (http://en.wikipedia.org/wiki/Amylase) Pancreatic amylase > 8 - 9 (http://www.fed.cuhk.edu.hk/~johnson/phpBB2/viewtopic.php?p=218&) ...

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by BioCell
Fri Oct 13, 2006 11:14 pm
Forum: Molecular Biology
Topic: Effect of pH on amylase activity
Replies: 7
Views: 55705

digestive system

No. In the mouth, there are just two digestions: Physical (teeth) and Chemical (saliva). Enzyme here is Amilase (Ptyalin) which just works with Carbonhidrat. So, in stomach, there are enzyme called Pepsin (works with Protein) and HCl (works with Pepsinogen become Pepsin). In intestines, ...

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by Sang
Thu Jul 20, 2006 8:03 am
Forum: Human Biology
Topic: digestive system
Replies: 5
Views: 5590

salivary glands

saliva contains ptyalin an enzyme which breaks down starch into maltose in the buccal cavity { in simple terms the mouth } so actually carbohydrate or starch digestion begins in the mouth itself. actually all these health drinks containing ...

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by vinaya
Wed Oct 05, 2005 11:13 am
Forum: Human Biology
Topic: salivary glands
Replies: 19
Views: 8117

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