For alkaline phosphatase, how many iso-enzymes are present?

For alkaline phosphatase, how many iso-enzymes are present?
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Six.
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All of the following are zinc-containing enzymes except (A) Acid Phosphatase (B) Alkaline Phosphatase (C) Carbonic anhydrase (D) RNA polymerase

Description : All of the following are zinc-containing enzymes except (A) Acid Phosphatase (B) Alkaline Phosphatase (C) Carbonic anhydrase (D) RNA polymerase

Last Answer : Answer : A

Alkaline phosphatase is present in (A) Liver (B) Bones (C) Intestinal mucosa (D) All of these

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Alkaline phosphatase is present in (A) Liver (B) Bones (C) Placenta (D) All of these

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All the following statements about obstructive jaundice are true except (A) Conjugated bilirubin in serum is normal (B) Total bilirubin in serum is raised (C) Bile salts are present in urine (D) Serum alkaline phosphatase is raised

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Last Answer : Answer : A

Zinc is a cofactor for (A) Acid phosphatase (B) Alkaline phosphatase (C) Amylase (D) Lipase

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Calcitriol facilitates calcium absorption by increasing the synthesis of the following in intestinal mucosa: (A) Calcium Binding Protein (B) Alkaline Phosphatase (C) Calcium-dependent ATPase (D) All of these

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Serum alkaline phosphatase is greatly increased in (A) Haemolytic jaundice (B) Hepatic jaundice (C) Obstructive jaundice (D) None of these

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Last Answer : Answer : C

An inherited or acquired renal tubular defect in the reabsorption of phosphate (Vit D resistant ricket) is characterized with (A) Normal serum Phosphate (B) High serum phosphate (C) A low blood phosphorous with elevated alkaline Phosphate (D) A high blood phosphorous with decreased alkaline phosphatase

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Last Answer : Answer : C

Which of the following is known as bone forming enzyme? (A) Alkaline phosphatase (B) Acid phosphatase (C) Leucine aminopeptidase (D) γ-glutamyl transpeptidase

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Last Answer : Answer : A

The first enzyme found to have isoenzymes was (A) Alkaline Phosphatase (B) Lactate dehydrogenase (C) Acid Phosphatase (D) Creatine kinase

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The normal serum alkaline phosphatase activity ranges from (A) 1.0–5.0 KA units/100 ml (B) 5.0–13.0 KA units/100 ml (C) 0.8–2.3 KA units/100 ml (D) 13.0–21.0 KA units/100 ml

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Last Answer : Answer : B

All the following statements about obstructive jaundice are true except (A) Prothrombin time may be prolonged due to impaired absorption of vitamin K (B) Serum alkaline phosphatase may be raised due to increased release of the enzyme from liver cells (C) Bile salts may enter systemic circulation due to biliary obstruction (D) There is no defect in conjugation of bilirubin

Description : All the following statements about obstructive jaundice are true except (A) Prothrombin time may be prolonged due to impaired absorption of vitamin K (B) Serum alkaline phosphatase may be raised ... systemic circulation due to biliary obstruction (D) There is no defect in conjugation of bilirubin

Last Answer : Answer : B

Hepatocellular jaundice as compared to pure obstructive type of jaundice is characterized by (A) Increased serum alkaline phosphate, LDH and ALT (B) Decreased serum alkaline phosphatase, LDH and ALT (C) Increased serum alkaline phosphatase and decreased levels of LDH and ALT (D) Decreased serum alkaline phosphatase and increased serum LDH and ALT

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Last Answer : Answer : D

A jaundice in which serum alanine transaminase and alkaline phosphatase are normal is (A) Hepatic jaundice (B) Hemolytic jaundice (C) Parenchymatous jaundice (D) Obstructive Jaundice

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Last Answer : Answer : B

A 19 year-old female is referred following a visit to the dentist where marked erosion of her teeth was noted. She was entirely asymptomatic and her only medication was the oral contraceptive pill. On examination her blood pressure was 110/70 mmHg and her body mass index was 21.5 kg/m2 (18 - 25). Investigations sodium 135 mmol/l potassium 2.1 mmol/l bicarbonate 42 mmol/l urea 2.6 mol/L corrected calcium 2.08 mmol/ alkaline phosphatase 201 iu/l (50-110) What is the most likely diagnosis? 1) Bulimia nervosa 2) Conn's syndrome 3) Laxative abuse 4) Pregnancy 5) Primary hypoparathyroidism

Description : A 19 year-old female is referred following a visit to the dentist where marked erosion of her teeth was noted. She was entirely asymptomatic and her only medication was the oral contraceptive pill ... ) Bulimia nervosa 2) Conn's syndrome 3) Laxative abuse 4) Pregnancy 5) Primary hypoparathyroidism

Last Answer : Answers-5 This patient has tooth erosion associated with hypokalaemic metabolic alkalosis and hypocalcaemia. This suggests a diagnosis of hypoparathyroidism. Conn's is unlikely in this age group, is ... raised alkaline phosphatase would not be expected. Early pregnancy would not fit this picture.

Serum biochemistry of a 60 year old man revealed calcium of 1.98 mmol/l and phosphate of 0.55 mmol/l with an alkaline phosphatase of 450 IU/l.Which among the following mosts suits with the above serum biochemistry? 1) Osteoporosis 2) Osteomalacia 3) Pagets Disease 4) Secondary Hyperparathyroidism 5) Renal failure

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It is said that nucleotide phosphatase (NTP) is a better index of obstructive liver disease than alkaline phosphatase (ALP), why?

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Alkaline phosphatase level in serum is elevated in which conditions?

Description : Alkaline phosphatase level in serum is elevated in which conditions?

Last Answer : Moderate increase is seen in hepatic diseases (infective hepatitis, alcoholic hepatitis). High levels may be noticed in obstructive jaundice or cholestasis. Very high levels are seen in bone diseases such as Pagetís disease, rickets, osteomalacia, osteoblastoma, metastatic carcinoma of bone.

In conversion of lactic acid to glucose, three reactions of glycolytic pathway are circumvented, which of the following enzymes do not participate? (A) Pyruvate carboxylase (B) Phosphoenol pyruvate carboxy kinase (C) Pyruvate kinase (D) Glucose-6-phosphatase

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Last Answer : Answer : B

Which one of the following enzymes requires a coenzyme derived from the vitamin whose structure is shown below? (A) Enoyl CoA hydratase (B) Phosphofructokinase (C) Glucose-6-phosphatase (D) Glucose-6-phosphate dehydrogenase

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In conversion of Lactic acid to Glucose, three reactions of Glycolytic pathway are circumvented, which of the following enzymes do not participate? (A) Pyruvate Carboxylase (B) Phosphoenol pyruvate carboxy kinase (C) Pyruvate kinase (D) Glucose-6-phosphatase

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Last Answer : C

Has anyone had a low alkaline phosphatase reading before on a liver blood test?

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Last Answer : No worries

ELISA is used to detect viruses where the key reagent is (a) alkaline phosphatase (b) catalase (c) DNA probe (d) RNase.

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How do you separate LDH iso-enzymes in laboratory?

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Last Answer : By cellulose acetate electrophoresis at pH 8.6.

Lactate dehydrogenase has how many iso-enzymes?

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Last Answer : H4, H3M, H2M2, M3H and M4 varieties, forming five iso-enzymes. All these five forms are seen in all persons.

How to differentiate iso-enzymes.

Description : How to differentiate iso-enzymes.

Last Answer : Electrophoresis, heat stability, km value, inhibitor specificity, and tissue localization.

What are iso-enzymes?

Description : What are iso-enzymes? 

Last Answer : They are physically distinct forms of the same enzyme activity. They have identical catalytic properties, but differ in structure.

Copper is associated with _____ mitochondria' enzymes. (1) Cytochrome oxidase (2) Succinic dehydrogenase (3) Catalase (4) Acid phosphatase

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The enzyme glucose 6-phosphatase is present in (A) Liver (B) Muscle (C) Adipose tissue (D) Brain

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Glucose-6-phosphatase is not present in (A) Liver and kidneys (B) Kidneys and muscles (C) Kidneys and adipose tissue (D) Muscles and adipose tissue

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Isozymes or iso enzymes are those enzyme which A- have same structural forms B- have different structural forms but identical catalytic properties C- catalyses oxidation reactionsD- none of these

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Substance which increase the activity of certain enzymes called (a) Pro-enzyme (b) Iso-enzymes (d) Co-enzymes (d) Catalysis

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7. In a recombinant DNA technology a plasmid vector must be cleaved by a) the same enzyme that leaves the donor gene b) modified DNA ligase c) a heated alkaline solution d) four separate enzymes

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cAMD is destroyed by (A) Adenylate cyclase (B) Phosphodiesterase (C) Synthetase phosphatase (D) Synthetase kinase

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Cobalt may act as cofactor for the enzyme: (A) Glycl-glycine dipeptidase (B) Elastase (C) Polynucleotidases (D) Phosphatase

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Which of the following enzyme typically elevated in alcoholism? (A) Serum ALP (B) Serum GOT (C) Serum γ-GT (D) Serum acid phosphatase

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Glucose-6-phosphatase and PEP carboxy kinase are regulated by (A) Covalent modification (B) Allosteric regulation (C) Induction and repression (D) All of these

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Last Answer : Answer : A

Von Gierke’s disease is characterized by the deficiency of (A) Glucose-6-phosphatase (B) α -1→ 4 Glucosidase (C) 1→ 6 Glucosidase (D) Liver phosphorylase

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Last Answer : Answer : A

The enzyme glucose-6-phosphatase which catalyses the conversion of glucose 6-phosphate to glucose is not found in (A) Liver (B) Muscle (C) Intestine (D) Kidney

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Last Answer : Answer : B