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English-Thai Dictionary

ptyalin

N น้ำย่อย  Alpha-amylase ใน น้ำลาย เปลี่ยน แป้ง เป็น  Dextrin

 

Webster's 1913 Dictionary

PTYALIN

Pty "a *lin, n. Etym: [Gr. Ptyalism. ] (Physiol. Chem. )

 

Defn: An unorganized amylolytic ferment, on enzyme, present in human mixed saliva and in the saliva of some animals.

 

New American Oxford Dictionary

ptyalin

pty a lin |ˈtīələn ˈtaɪələn | noun Biochemistry a form of amylase found in the saliva of humans and some other animals. ORIGIN mid 19th cent.: from Greek ptualon spittle + -in 1 .

 

Oxford Dictionary

ptyalin

ptyalin |ˈtʌɪəlɪn | noun [ mass noun ] Biochemistry a form of amylase found in the saliva of humans and some other animals. ORIGIN mid 19th cent.: from Greek ptualon spittle + -in 1 .

 

Duden Dictionary

Ptyalin

Pty a lin Substantiv, Neutrum Biochemie , das |Ptyal i n |zu griechisch ptýalon = Speichel Stärke spaltendes Enzym im Speichel