PubMed

Falsely elevated thyroid hormone levels due to anti-sheep antibody interference in an automated electrochemiluminescent immunoassay.

Monchamp T, Chopra IJ, Wah DT, Butch AW.

Thyroid. 2007 Mar;17(3):271-5.PMID: 17381362 [PubMed - indexed for MEDLINE]Related articles

Alternate pathways of thyroid hormone metabolism.

Wu SY, Green WL, Huang WS, Hays MT, Chopra IJ.

Thyroid. 2005 Aug;15(8):943-58. Review.PMID: 16131336 [PubMed - indexed for MEDLINE]Related articles

Current controversies in endocrinology: screening of asymptomatic elderly for subclinical hypothyroidism.

Karlin NJ, Weintraub N, Chopra IJ.

J Am Med Dir Assoc. 2004 Sep-Oct;5(5):333-6.PMID: 15357891 [PubMed - indexed for MEDLINE]Related articles

Elevated serum parathyroid hormone concentration in eucalcemic patients after parathyroidectomy for primary hyperparathyroidism and its relationship to vitamin D profile.

Dhillon KS, Cohan P, Darwin C, Van Herle A, Chopra IJ.

Metabolism. 2004 Sep;53(9):1101-6.PMID: 15334367 [PubMed - indexed for MEDLINE]Related articles

A radioimmunoassay for measurement of 3,3'-diiodothyronine sulfate: Studies in thyroidal and nonthyroidal diseases, pregnancy, and fetal/neonatal life.

Chopra IJ.

Metabolism. 2004 Apr;53(4):538-43.PMID: 15045705 [PubMed - indexed for MEDLINE]Related articles

Treatment of hyperthyroidism associated with thyrotropin-secreting pituitary adenomas with iopanoic acid.

Dhillon KS, Cohan P, Kelly DF, Darwin CH, Iyer KV, Chopra IJ.

J Clin Endocrinol Metab. 2004 Feb;89(2):708-11.PMID: 14764785 [PubMed - indexed for MEDLINE]Related articlesFree article

Role for inner ring deiodination preventing transcutaneous passage of thyroxine.

Santini F, Vitti P, Chiovato L, Ceccarini G, Macchia M, Montanelli L, Gatti G, Rosellini V, Mammoli C, Martino E, Chopra IJ, Safer JD, Braverman LE, Pinchera A.

J Clin Endocrinol Metab. 2003 Jun;88(6):2825-30.PMID: 12788895 [PubMed - indexed for MEDLINE]Related articlesFree article

Use of oral cholecystography agents in the treatment of hyperthyroidism of subacute thyroiditis.

Martinez DS, Chopra IJ.

Panminerva Med. 2003 Mar;45(1):53-7.PMID: 12682620 [PubMed - indexed for MEDLINE]Related articles

Treatment of primary hypothyroidism during pregnancy: is there an increase in thyroxine dose requirement in pregnancy?

Chopra IJ, Baber K.

Metabolism. 2003 Jan;52(1):122-8.PMID: 12524672 [PubMed - indexed for MEDLINE]Related articles

Use of oral cholecystographic agents in the treatment of amiodarone-induced hyperthyroidism.

Chopra IJ, Baber K.

J Clin Endocrinol Metab. 2001 Oct;86(10):4707-10.PMID: 11600529 [PubMed - indexed for MEDLINE]Related articlesFree article

A radioimmunoassay for type I iodothyronine 5'-monodeiodinase in human tissues.

Sabatino L, Chopra IJ, Tanavoli S, Iacconi P, Iervasi G.

Thyroid. 2001 Aug;11(8):733-9.PMID: 11525265 [PubMed - indexed for MEDLINE]Related articles

Evidence for a role of the type III-iodothyronine deiodinase in the regulation of 3,5,3'-triiodothyronine content in the human central nervous system.

Santini F, Pinchera A, Ceccarini G, Castagna M, Rosellini V, Mammoli C, Montanelli L, Zucchi V, Chopra IJ, Chiovato L.

Eur J Endocrinol. 2001 Jun;144(6):577-83.PMID: 11375791 [PubMed - indexed for MEDLINE]Related articlesFree article

A study of iodothyronine 5'-monodeiodinase activities in normal and pathological tissues in man and their comparison with activities in rat tissues.

Sabatino L, Iervasi G, Ferrazzi P, Francesconi D, Chopra IJ.

Life Sci. 2000 Dec 1;68(2):191-202.PMID: 11191637 [PubMed - indexed for MEDLINE]Related articles

Serum iodothyronines in the human fetus and the newborn: evidence for an important role of placenta in fetal thyroid hormone homeostasis.

Santini F, Chiovato L, Ghirri P, Lapi P, Mammoli C, Montanelli L, Scartabelli G, Ceccarini G, Coccoli L, Chopra IJ, Boldrini A, Pinchera A.

J Clin Endocrinol Metab. 1999 Feb;84(2):493-8.PMID: 10022406 [PubMed - indexed for MEDLINE]Related articlesFree article

Simultaneous measurement of free thyroxine and free 3,5,3'-triiodothyronine in undiluted serum by direct equilibrium dialysis/radioimmunoassay: evidence that free triiodothyronine and free thyroxine are normal in many patients with the low triiodothyronine syndrome.

Chopra IJ.

Thyroid. 1998 Mar;8(3):249-57.PMID: 9545112 [PubMed - indexed for MEDLINE]Related articles

Acute effects of intravenous amiodarone on sulphate metabolites of thyroid hormones in arrhythmic patients.

Iervasi G, Clerico A, Manfredi C, Sabatino L, Biagini A, Chopra IJ.

Clin Endocrinol (Oxf). 1997 Dec;47(6):699-705.PMID: 9497877 [PubMed - indexed for MEDLINE]Related articles

Safety and hemodynamic effects of intravenous triiodothyronine in advanced congestive heart failure.

Hamilton MA, Stevenson LW, Fonarow GC, Steimle A, Goldhaber JI, Child JS, Chopra IJ, Moriguchi JD, Hage A.

Am J Cardiol. 1998 Feb 15;81(4):443-7.PMID: 9485134 [PubMed - indexed for MEDLINE]Related articles

Sphingomyelinase and phospholipase A2 regulate type I deiodinase expression in FRTL-5 cells.

Pekary AE, Chopra IJ, Berg L, Hershman JM.

Thyroid. 1997 Aug;7(4):647-54.PMID: 9292957 [PubMed - indexed for MEDLINE]Related articles

Clinical review 86: Euthyroid sick syndrome: is it a misnomer?

Chopra IJ.

J Clin Endocrinol Metab. 1997 Feb;82(2):329-34. Review.PMID: 9024211 [PubMed - indexed for MEDLINE]Related articlesFree article

Acute effects of amiodarone administration on thyroid function in patients with cardiac arrhythmia.

Iervasi G, Clerico A, Bonini R, Manfredi C, Berti S, Ravani M, Palmieri C, Carpi A, Biagini A, Chopra IJ.

J Clin Endocrinol Metab. 1997 Jan;82(1):275-80.PMID: 8989273 [PubMed - indexed for MEDLINE]Related articlesFree article

Direct determination of free triiodothyronine (T3) in undiluted serum by equilibrium dialysis/radioimmunoassay (RIA).

Chopra IJ, Taing P, Mikus L.

Thyroid. 1996 Aug;6(4):255-9.PMID: 8875743 [PubMed - indexed for MEDLINE]Related articles

Demonstration of thyromimetic effects of 3,5,3'-triiodothyronine sulfate (T3S) in euthyroid rats.

Chopra IJ, Nguyen D.

Thyroid. 1996 Jun;6(3):229-32.PMID: 8837331 [PubMed - indexed for MEDLINE]Related articles

Nonthyroidal illness syndrome or euthyroid sick syndrome?

Chopra IJ.

Endocr Pract. 1996 Jan-Feb;2(1):45-52.PMID: 15251561 [PubMed]Related articles

Study of serum 3,5,3'-triiodothyronine sulfate concentration in patients with systemic non-thyroidal illness.

Santini F, Chiovato L, Bartalena L, Lapi P, Palla R, Panichi V, Velluzzi F, Grasso L, Chopra IJ, Martino E, Pinchera A.

Eur J Endocrinol. 1996 Jan;134(1):45-9.PMID: 8590953 [PubMed - indexed for MEDLINE]Related articles

Coexistence of struma ovarii and Graves' disease.

Bayot MR, Chopra IJ.

Thyroid. 1995 Dec;5(6):469-71.PMID: 8808098 [PubMed - indexed for MEDLINE]Related articles

Use of sodium ipodate in management of hyperthyroidism in subacute thyroiditis.

Chopra IJ, van Herle AJ, Korenman SG, Viosca S, Younai S.

J Clin Endocrinol Metab. 1995 Jul;80(7):2178-80.PMID: 7608275 [PubMed - indexed for MEDLINE]Related articles

Sulfation pathway of thyroid hormone metabolism in selenium-deficient male rats.

Wu SY, Huang WS, Chopra IJ, Jordan M, Alvarez D, Santini F.

Am J Physiol. 1995 Apr;268(4 Pt 1):E572-9.PMID: 7733254 [PubMed - indexed for MEDLINE]Related articles

Effect of humic acids on thyroidal function.

Huang TS, Lu FJ, Tsai CW, Chopra IJ.

J Endocrinol Invest. 1994 Nov;17(10):787-91.PMID: 7699212 [PubMed - indexed for MEDLINE]Related articles

Sex-related differences in iodothyronine metabolism in the rat: evidence for differential regulation among various tissues.

Santini F, Hurd RE, Lee B, Chopra IJ.

Metabolism. 1994 Jun;43(6):793-7.PMID: 8201972 [PubMed - indexed for MEDLINE]Related articles

A study of the 3,5,3'-triiodothyronine sulfation activity in the adult and the fetal rat.

Hurd RE, Santini F, Lee B, Naim P, Chopra IJ.

Endocrinology. 1993 Nov;133(5):1951-5.PMID: 8404641 [PubMed - indexed for MEDLINE]Related articles

An update on management of differentiated thyroid carcinoma.

Chopra IJ.

Thyroidology. 1993 Aug;5(2):57-60. Review.PMID: 7522532 [PubMed - indexed for MEDLINE]Related articles

Thyromimetic effects of 3,5,3'-triiodothyronine sulfate in hypothyroid rats.

Santini F, Hurd RE, Lee B, Chopra IJ.

Endocrinology. 1993 Jul;133(1):105-10.PMID: 8319558 [PubMed - indexed for MEDLINE]Related articles

The development of a radioimmunoassay for reverse triiodothyronine sulfate in human serum and amniotic fluid.

Wu SY, Huang WS, Polk D, Chen WL, Reviczky A, Williams J 3rd, Chopra IJ, Fisher DA.

J Clin Endocrinol Metab. 1993 Jun;76(6):1625-30.PMID: 8501172 [PubMed - indexed for MEDLINE]Related articles

A study of the serum 3,5,3'-triiodothyronine sulfate concentration in normal and hypothyroid fetuses at various gestational stages.

Santini F, Cortelazzi D, Baggiani AM, Marconi AM, Beck-Peccoz P, Chopra IJ.

J Clin Endocrinol Metab. 1993 Jun;76(6):1583-7.PMID: 8501166 [PubMed - indexed for MEDLINE]Related articles

A radioimmunoassay for measurement of thyroxine sulfate.

Chopra IJ, Santini F, Hurd RE, Chua Teco GN.

J Clin Endocrinol Metab. 1993 Jan;76(1):145-50.PMID: 8421080 [PubMed - indexed for MEDLINE]Related articles

A radioimmunoassay of rat type I iodothyronine 5'-monodeiodinase.

Santini F, Chopra IJ.

Endocrinology. 1992 Dec;131(6):2521-6.PMID: 1446594 [PubMed - indexed for MEDLINE]Related articles

Biochemical studies of the relationship between iodothyronine 5'-monodeiodinase and protein disulphide isomerase in rat liver.

Sakane S, Chopra IJ, Takamatsu J, Ohsawa N.

Endocrinol Jpn. 1992 Oct;39(5):461-4.PMID: 1478186 [PubMed - indexed for MEDLINE]Related articles

A study of metabolism of deaminated and sulfoconjugated iodothyronines by rat placental iodothyronine 5-monodeiodinase.

Santini F, Hurd RE, Chopra IJ.

Endocrinology. 1992 Oct;131(4):1689-94.PMID: 1396315 [PubMed - indexed for MEDLINE]Related articles

Analysis of nuclear 3,3',5-triiodothyronine receptor in the brown adipose tissue (BAT) of the postnatal lamb.

Wu SY, Kim JK, Tjioe DT, Huang WS, Chopra IJ.

Horm Metab Res. 1992 Sep;24(9):416-9.PMID: 1427612 [PubMed - indexed for MEDLINE]Related articles

A study of the characteristics of hepatic iodothyronine 5'-monodeiodinase in various vertebrate species.

Santini F, Chopra IJ, Hurd RE, Teco GN.

Endocrinology. 1992 Aug;131(2):830-4.PMID: 1639026 [PubMed - indexed for MEDLINE]Related articles

A radioimmunoassay for measurement of 3,5,3'-triiodothyronine sulfate: studies in thyroidal and nonthyroidal diseases, pregnancy, and neonatal life.

Chopra IJ, Wu SY, Teco GN, Santini F.

J Clin Endocrinol Metab. 1992 Jul;75(1):189-94.PMID: 1619009 [PubMed - indexed for MEDLINE]Related articles

Metabolism of 3,5,3'-triiodothyronine sulfate by tissues of the fetal rat: a consideration of the role of desulfation of 3,5,3'-triiodothyronine sulfate as a source of T3.

Santini F, Chopra IJ, Wu SY, Solomon DH, Chua Teco GN.

Pediatr Res. 1992 Jun;31(6):541-4.PMID: 1635813 [PubMed - indexed for MEDLINE]Related articles

Evidence that the human placental 5-monodeiodinase is a phospholipid-requiring enzyme.

Santini F, Chopra IJ, Solomon DH, Chua Teco GN.

J Clin Endocrinol Metab. 1992 Jun;74(6):1366-71.PMID: 1592882 [PubMed - indexed for MEDLINE]Related articles

A study of the characteristics of the rat placental iodothyronine 5-monodeiodinase: evidence that it is distinct from the rat hepatic iodothyronine 5'-monodeiodinase.

Santini F, Chopra IJ, Hurd RE, Solomon DH, Teco GN.

Endocrinology. 1992 Apr;130(4):2325-32.PMID: 1547744 [PubMed - indexed for MEDLINE]Related articles

Fetal and neonatal hyperthyroidism.

Chopra IJ.

Thyroid. 1992 Summer;2(2):161-3. No abstract available. PMID: 1525585 [PubMed - indexed for MEDLINE]Related articles

Thyroid function abnormalities associated with the chronic outpatient administration of recombinant interleukin-2 and recombinant interferon-alpha.

Jacobs EL, Clare-Salzler MJ, Chopra IJ, Figlin RA.

J Immunother (1991). 1991 Dec;10(6):448-55.PMID: 1768679 [PubMed - indexed for MEDLINE]Related articles

Postnatal changes in lambs of two pathways for thyroxine 5'-monodeiodination in brown adipose tissue.

Wu SY, Kim JK, Chopra IJ, Murata Y, Fisher DA.

Am J Physiol. 1991 Aug;261(2 Pt 1):E257-61.PMID: 1872387 [PubMed - indexed for MEDLINE]Related articles

A study of the serum concentration of tumor necrosis factor-alpha in thyroidal and nonthyroidal illnesses.

Chopra IJ, Sakane S, Teco GN.

J Clin Endocrinol Metab. 1991 May;72(5):1113-6.PMID: 2022711 [PubMed - indexed for MEDLINE]Related articles

Further studies on the long-term treatment of Graves' hyperthyroidism with ipodate: assessment of a minimal effective dose.

Shen DC, Wu SY, Chopra IJ, Shian LR, Florsheim W, Solomon DH.

Thyroid. 1991;1(2):143-6.PMID: 1822359 [PubMed - indexed for MEDLINE]Related articles

Isolation of a hepatic iodothyronine 5'-monodeiodinase by nondenaturing agarose gel electrophoresis.

Sakane S, Chopra IJ.

Endocrinology. 1990 Dec;127(6):2709-15.PMID: 2249623 [PubMed - indexed for MEDLINE]Related articles