TRYPSIN Flashcards

1
Q

Where is trypsin solely produced?

A

Acinar cells

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2
Q

Cleaves peptide bonds formed between the -COOH
group of lysine or arginine with other amino acids

A

Trypsin

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3
Q

trypsinogen- & trypsinogen-2

A

Zymogen

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4
Q

What is the activator of trypsin?

A

Enterokinase

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5
Q

Trypsin is inactivated by?

A

a-1 antitrypsin
a-2-
macroglobulin

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6
Q

What is the charge classification of trypsin 1 and 2?

A

TRYPSIN-1 (Cationic)
TRYPSIN-2 (Anionic)

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7
Q

Where is trypsin 1 elevated?

A

Acute Pancreatitis
Chronic Renal failure
Cystic Fibrosis

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8
Q

Explain why trypsin 1 is elevated in acute pancreatitis.

A

TRY-1 rises in parallel
with serum AMY activity

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9
Q

Serum trypsinogen-2 increases
more than trypsinogen-1 (10-fold greater)

A

Acute pancreatitis

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10
Q

Larger amounts are excreted into urine.

A

Acute Pancreatitis

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11
Q

Trypsin assays are currently being used
for differentiating the cause of _________________?

A

acute
pancreatitis

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12
Q

more
elevated in alcohol-associated pancreatitis

A

Trypsinogen-2
Trypsin-2-AAT

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13
Q

more
elevated in biliary pancreatitis

A

Trypsinogen-1, AMS & LPS

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14
Q

What are the methods of determination of trypsin?

A

Commercial IMMUNOASSAYS
Urinary trypsinogen-2 test strip

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15
Q

Commercial IMMUNOASSAYS detects?

A

o Trypsinogen-1
o TRY-1
o TRY-1-a1-antitrypsin complex

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16
Q

based on the use
of immunochromatography with monoclonal
antibodies.

A

Urinary trypsinogen-2 test strip