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Amitava Dasgupta

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TOP 3
Amitava Dasgupta; Jamie M Everett; Bonnette Davis
PETINIA Total Phenytoin Assay on the Vista 1500 Analyzer Is Not Suitable for Monitoring Free Phenytoin Concentration if Ultrafiltration Is Performed at Room Temperature.
Amitava Dasgupta; Gertie Tso; Loretta Chow
Comparison of mycophenolic acid concentrations determined by a new PETINIA assay on the Dimension EXL analyzer and a HPLC-UV method.
Amitava Dasgupta; Myrtle Johnson
Positive bias in mycophenolic acid concentrations determined by the CEDIA assay compared to HPLC-UV method: is CEDIA assay suitable for therapeutic drug monitoring of mycophenolic acid?

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All Publications

2013: Amitava Dasgupta; Jamie M Everett; Bonnette Davis
PETINIA Total Phenytoin Assay on the Vista 1500 Analyzer Is Not Suitable for Monitoring Free Phenytoin Concentration if Ultrafiltration Is Performed at Room Temperature.
Therapeutic drug monitoring 2013;35(3):384-7.
2013: Amitava Dasgupta; Gertie Tso; Loretta Chow
Comparison of mycophenolic acid concentrations determined by a new PETINIA assay on the Dimension EXL analyzer and a HPLC-UV method.
Clinical biochemistry 2013;46(7-8):685-7.
2013: Amitava Dasgupta; Myrtle Johnson
Positive bias in mycophenolic acid concentrations determined by the CEDIA assay compared to HPLC-UV method: is CEDIA assay suitable for therapeutic drug monitoring of mycophenolic acid?
Journal of clinical laboratory analysis 2013;27(1):77-80.
2013: Amitava Dasgupta; Bonnette Davis; Loretta Chow
Validation of a free phenytoin assay on cobas c501 analyzer using calibrators from Cobas Integra free phenytoin assay by comparing its performance with fluorescence polarization immunoassay for free phenytoin on the TDx analyzer.
Journal of clinical laboratory analysis 2013;27(1):1-4.
2012: Amitava Dasgupta
Impact of interferences including metabolite crossreactivity on therapeutic drug monitoring results.
Therapeutic drug monitoring 2012;34(5):496-506.
2012: Amitava Dasgupta; Myrtle J Johnson; Amer Wahed
The new LOCI digoxin assay on the Vista 1500 analyzer is virtually free from interferences of herbal supplements hawthorn and ashwagandha (Indian ginseng).
Journal of clinical laboratory analysis 2012;26(4):227-31.
2012: Amitava Dasgupta; Myrtle J Johnson; Tamal K Sengupta
Clinically insignificant negative interferences of spironolactone, potassium canrenoate, and their common metabolite canrenone in new dimension vista LOCI digoxin immunoassay.
Journal of clinical laboratory analysis 2012;26(3):143-7.
2012: Gwendolyn A McMillin; Kamisha Johnson-Davis; Amitava Dasgupta
Analytical performance of a new liquid chromatography/tandem mass spectrometric method for determination of everolimus concentrations in whole blood.
Therapeutic drug monitoring 2012;34(2):222-6.
2012: Amitava Dasgupta
Advances in antibiotic measurement.
Advances in clinical chemistry 2012;56():75-104.
2011: Amitava Dasgupta
Cadmium exposure.
Clinical chemistry 2011;57(11):1489.
2011: Amitava Dasgupta; Shen-An Hwang; Myrtle Johnson; Erica Syklawer; Sydney A Boyd; Jeffrey K Actor
Effect of Chinese medicines Chan Su, Asian ginseng, Siberian ginseng, and American ginseng on a new digoxin immunoassay based on luminescent oxygen channeling technology.
Therapeutic drug monitoring 2011;33(5):644-8.
2011: Amitava Dasgupta; Bonnet Davis; Loretta Chow
Evaluation of QMS everolimus assay using Hitachi 917 Analyzer: comparison with liquid chromatography/mass spectrometry.
Therapeutic drug monitoring 2011;33(2):149-54.
2011: Amitava Dasgupta; Vanessa Moreno; Shawn Balark; Andre Smith; Marilyn Sonilal; Neelam Tejpal; Charles T Van Buren
Rapid estimation of whole blood everolimus concentrations using architect sirolimus immunoassay and mathematical equations: comparison with everolimus values determined by liquid chromatography/mass spectrometry.
Journal of clinical laboratory analysis 2011;25(3):207-11.
2011: Amitava Dasgupta; Kimberley Klein; Semyon A Risin; Jeffrey K Actor
Rapid detection of oleander poisoning by Dimension Vista digoxin assay (Flex Reagent Cartridge).
Journal of clinical laboratory analysis 2011;25(2):105-9.
2010: Amitava Dasgupta
Herbal toxicity.
MLO: medical laboratory observer 2010;42(7):24.
2010: Amitava Dasgupta; Loralie J Langman; Myrtle Johnson; Loretta Chow
Naproxen metabolites interfere with certain bilirubin assays: elimination of interference by using a Roche bilirubin assay on the Hitachi 917 analyzer.
American journal of clinical pathology 2010;133(6):878-83.
2010: Gwendolyn A McMillin; Joetta M Juenke; Gertie Tso; Amitava Dasgupta
Estimation of carbamazepine and carbamazepine-10,11-epoxide concentrations in plasma using mathematical equations generated with two carbamazepine immunoassays.
American journal of clinical pathology 2010;133(5):728-36.
2010: Amitava Dasgupta; Gertie Tso; Myrtle Johnson; Loretta Chow
Hydroxyzine and cetirizine interfere with the PENTINA carbamazepine assay but not with the ADVIA CENTEUR carbamazepine assay.
Therapeutic drug monitoring 2010;32(1):112-5.
2010: Amitava Dasgupta; Myrtle J Johnson
Effect of spironolactone, potassium canrenoate, and their common metabolite canrenone on Dimension Vista Digoxin Assay.
Journal of clinical laboratory analysis 2010;24(6):413-7.
2010: Amitava Dasgupta; Meredith A Reyes; Barbara G Davis; Anne M Marlow; Myrtle Johnson
Analytical performance evaluation of ADVIA Chemistry Carbamazepine_2 assay: minimal cross-reactivity with carbamazepine 10, 11-epoxide and none with hydroxyzine or cetirizine.
Journal of clinical laboratory analysis 2010;24(4):278-82.
2010: Steven W Fleming; Amitava Dasgupta; Uttam Garg
Quantitation of cocaine, benzoylecgonine, ecgonine methyl ester, and cocaethylene in urine and blood using gas chromatography-mass spectrometry (GC-MS).
Methods in molecular biology (Clifton, N.J.) 2010;603():145-56.
2009: Amitava Dasgupta
False-positive ODA testing results due to prescription medications .
MLO: medical laboratory observer 2009;41(10):24, 26.
2008: Amitava Dasgupta; Meredith A Reyes; Semyon A Risin; Jeffrey K Actor
Interaction of white and pink grapefruit juice with acetaminophen (paracetamol) in vivo in mice.
Journal of medicinal food 2008;11(4):795-8.
2008: Michelle E Rodriguez; Brian J Poindexter; Roger J Bick; Amitava Dasgupta
A comparison of the effects of commercially available hawthorn preparations on calcium transients of isolated cardiomyocytes.
Journal of medicinal food 2008;11(4):680-6.
2008: Stacia Clement-Kruzel; Shen-An Hwang; Mark C Kruzel; Amitava Dasgupta; Jeffrey K Actor
Immune modulation of macrophage pro-inflammatory response by goldenseal and Astragalus extracts.
Journal of medicinal food 2008;11(3):493-8.
2008: Amitava Dasgupta
Herbal supplements and therapeutic drug monitoring: focus on digoxin immunoassays and interactions with St. John's wort.
Therapeutic drug monitoring 2008;30(2):212-7.
2008: Amitava Dasgupta; Semyon A Risin; Meredith Reyes; Jeffrey K Actor
Rapid detection of oleander poisoning by Digoxin III, a new Digoxin assay: impact on serum Digoxin measurement.
American journal of clinical pathology 2008;129(4):548-53.
2008: Amitava Dasgupta; Gertie Tso; Alice Wells
Effect of Asian ginseng, Siberian ginseng, and Indian ayurvedic medicine Ashwagandha on serum digoxin measurement by Digoxin III, a new digoxin immunoassay.
Journal of clinical laboratory analysis 2008;22(4):295-301.
2007: Amitava Dasgupta; Dollett White
Stability of oleander extract and oleandrin in sera stored in plastic serum separator tubes.
Annals of clinical biochemistry 2007;44(Pt 5):485-7.
2007: Amitava Dasgupta; Amanda Peterson; Alice Wells; Jeffrey K Actor
Effect of Indian Ayurvedic medicine Ashwagandha on measurement of serum digoxin and 11 commonly monitored drugs using immunoassays: study of protein binding and interaction with Digibind.
Archives of pathology & laboratory medicine 2007;131(8):1298-303.
2007: Amitava Dasgupta; Melissa Hovanetz; Margaret Olsen; Alice Wells; Jeffrey K Actor
Drug-herb interaction: effect of St John's wort on bioavailability and metabolism of procainamide in mice.
Archives of pathology & laboratory medicine 2007;131(7):1094-8.
2007: Amitava Dasgupta; Edward Kang; Margaret Olsen; Jeffrey K Actor; Pradip Datta
Interference of Asian, American, and Indian (Ashwagandha) ginsengs in serum digoxin measurements by a fluorescence polarization immunoassay can be minimized by using a new enzyme-linked chemiluminescent immunosorbent or turbidimetric assay.
Archives of pathology & laboratory medicine 2007;131(4):619-21.
2007: Brian J Poindexter; Wei Feng; Amitava Dasgupta; Roger J Bick
Oleandrin produces changes in intracellular calcium levels in isolated cardiomyocytes: a real-time fluorescence imaging study comparing adult to neonatal cardiomyocytes.
Journal of toxicology and environmental health. Part A 2007;70(6):568-74.
2007: Amitava Dasgupta; Alice Wells; Pradip Datta
False-positive serum tricyclic antidepressant concentrations using fluorescence polarization immunoassay due to the presence of hydroxyzine and cetirizine.
Therapeutic drug monitoring 2007;29(1):134-9.
2007: Amitava Dasgupta
Usefulness of monitoring free (unbound) concentrations of therapeutic drugs in patient management.
Clinica chimica acta; international journal of clinical chemistry 2007;377(1-2):1-13.
2007: Amitava Dasgupta; Alice Wells
The effect of yogurt on acetaminophen absorption by activated charcoal and burnt toast.
Journal of clinical laboratory analysis 2007;21(6):393-7.
2006: Amitava Dasgupta; Edward Kang; Margaret Olsen; Jeffrey K Actor; Pradip Datta
New enzyme-linked chemiluminescent immunosorbent digoxin assay is free from interference of Chinese medicine DanShen.
Therapeutic drug monitoring 2006;28(6):775-8.
2006: Brian J Poindexter; Ashley W Allison; Roger J Bick; Amitava Dasgupta
Ginseng: Cardiotonic in adult rat cardiomyocytes, cardiotoxic in neonatal rat cardiomyocytes.
Life sciences 2006;79(25):2337-44.
2006: Amitava Dasgupta; Alice Wells; Pradip Datta
False-positive serum tricyclic antidepressant concentrations using fluorescence polarization immunoassay due to the presence of hydroxyzine and cetirizine.
Therapeutic drug monitoring 2006;28(5):662-7.
2006: Amitava Dasgupta; Bonnette Davis; Alice Wells
Effect of plantain on therapeutic drug monitoring of digoxin and thirteen other common drugs.
Annals of clinical biochemistry 2006;43(Pt 3):223-5.
2006: Amitava Dasgupta; Emanuela Veras
Effectiveness of activated charcoal and equilibrium dialysis in removing Asian, American, Siberian and Indian ginseng from human serum.
Clinica chimica acta; international journal of clinical chemistry 2006;367(1-2):144-9.
2006: Amitava Dasgupta; Edward Kang; Pradip Datta
The new enzyme-linked immunosorbent digoxin assay on the ADVIA Integrated Modular System is virtually free from oleander interference.
Therapeutic drug monitoring 2006;28(2):282-5.
2006: Amitava Dasgupta; David W Bernard
Herbal remedies: effects on clinical laboratory tests.
Archives of pathology & laboratory medicine 2006;130(4):521-8.
2006: Amitava Dasgupta
Therapeutic drug monitoring of digoxin: impact of endogenous and exogenous digoxin-like immunoreactive substances.
Toxicological reviews 2006;25(4):273-81.
2006: Amitava Dasgupta; Edward Kang; Pradip Datta
A new enzyme-linked chemiluminescent immunosorbent digoxin assay is virtually free from interference of spironolactone, potassium canrenoate, and their common metabolite canrenone.
Journal of clinical laboratory analysis 2006;20(5):204-8.
2006: Amitava Dasgupta; Gertie Tso; Kathy Szelei-Stevens
St. John's wort does not interfere with therapeutic drug monitoring of 12 commonly monitored drugs using immunoassays.
Journal of clinical laboratory analysis 2006;20(2):62-7.
2005: Amitava Dasgupta; Meredith A Reyes
Effect of Brazilian, Indian, Siberian, Asian, and North American ginseng on serum digoxin measurement by immunoassays and binding of digoxin-like immunoreactive components of ginseng with Fab fragment of antidigoxin antibody (Digibind).
American journal of clinical pathology 2005;124(2):229-36.
2005: Amitava Dasgupta; Edward Kang; Pradip Datta
New enzyme-linked immunosorbent digoxin assay on the ADVIA IMS 800i system is virtually free from interference of endogenous digoxin-like immunoreactive factors.
Therapeutic drug monitoring 2005;27(2):139-43.
2005: Amitava Dasgupta; Pradip Datta
Analytic performance evaluation of a new turbidimetric immunoassay for carbamazepine on the ADVIA 1650 analyzer: effect of carbamazepine 10,11-epoxide.
Therapeutic drug monitoring 2005;27(1):31-4.
2004: Amitava Dasgupta; Pradip Datta
Rapid detection of oleander poisoning using digoxin immunoassays: comparison of five assays.
Therapeutic drug monitoring 2004;26(6):658-63.
2004: Amitava Dasgupta; Omar Chughtai; Christina Hannah; Bonnette Davis; Alice Wells
Comparison of spot tests with AdultaCheck 6 and Intect 7 urine test strips for detecting the presence of adulterants in urine specimens.
Clinica chimica acta; international journal of clinical chemistry 2004;348(1-2):19-25.
2004: Amitava Dasgupta; Catherine McNeese; Alice Wells
Interference of carbamazepine and carbamazepine 10,11-epoxide in the fluorescence polarization immunoassay for tricyclic antidepressants: estimation of the true tricyclic antidepressant concentration in the presence of carbamazepine using a mathematical model.
American journal of clinical pathology 2004;121(3):418-25.
2004: Amitava Dasgupta; Kathleen A Szelei-Stevens
Neutralization of free digoxin-like immunoreactive components of oriental medicines Dan Shen and Lu-Shen-Wan by the Fab fragment of antidigoxin antibody (Digibind).
American journal of clinical pathology 2004;121(2):276-81.
2003: Amitava Dasgupta; Syed Zaidi; Myrtle Johnson; Loretta Chow; Alice Wells
Use of fluorescence polarization immunoassay for salicylate to avoid positive/negative interference by bilirubin in the Trinder salicylate assay.
Annals of clinical biochemistry 2003;40(Pt 6):684-8.
2003: Amitava Dasgupta
Review of abnormal laboratory test results and toxic effects due to use of herbal medicines.
American journal of clinical pathology 2003;120(1):127-37.
2003: Amitava Dasgupta; Shinian Cao; Alice Wells
Activated charcoal is effective but equilibrium dialysis is ineffective in removing oleander leaf extract and oleandrin from human serum: monitoring the effect by measuring apparent digoxin concentration.
Therapeutic drug monitoring 2003;25(3):323-30.
2003: Amitava Dasgupta; Loretta Chow; Gertie Tso; Lupe Nazareno
Stability of NT-proBNP in serum specimens collected in Becton Dickinson Vacutainer (SST) tubes.
Clinical chemistry 2003;49(6 Pt 1):958-60.
2003: Md Baidul Alam Bhuiyan; Michael Fant; Amitava Dasgupta
Study on mechanism of action of Chinese medicine Chan Su: dose-dependent biphasic production of nitric oxide in trophoblastic BeWo cells.
Clinica chimica acta; international journal of clinical chemistry 2003;330(1-2):179-84.
2003: Amitava Dasgupta
Urinary adulterants and drugs-of-abuse testing.
MLO: medical laboratory observer 2003;35(2):26-8, 30-1.
2003: Amitava Dasgupta; Sang Wu; Jeffrey K Actor; Margaret Olsen; Alice Wells; Pradip Datta
Effect of Asian and Siberian ginseng on serum digoxin measurement by five digoxin immunoassays. Significant variation in digoxin-like immunoreactivity among commercial ginsengs.
American journal of clinical pathology 2003;119(2):298-303.
2003: Amer Wahed; John Pollard; Alice Wells; Amitava Dasgupta
Impaired protein binding of Chinese medicine DanShen in uremic sera and sera with hyperbilirubinemia: rapid assessment of total and free DanShen concentrations using the fluorescence polarization immunoassay for digoxin.
Journal of clinical laboratory analysis 2003;17(5):179-83.
2003: Loretta Chow; Myrtle Johnson; Alice Wells; Amitava Dasgupta
Effect of the traditional Chinese medicines Chan Su, Lu-Shen-Wan, Dan Shen, and Asian ginseng on serum digoxin measurement by Tina-quant (Roche) and Synchron LX system (Beckman) digoxin immunoassays.
Journal of clinical laboratory analysis 2003;17(1):22-7.
2003: Huamin Wang; Jeffrey K Actor; Jessica Indrigo; Margaret Olsen; Amitava Dasgupta
Asian and Siberian ginseng as a potential modulator of immune function: an in vitro cytokine study using mouse macrophages.
Clinica chimica acta; international journal of clinical chemistry 2003;327(1-2):123-8.
2002: Roger J Bick; Brian J Poindexter; Roxanne R Sweney; Amitava Dasgupta
Effects of Chan Su, a traditional Chinese medicine, on the calcium transients of isolated cardiomyocytes: cardiotoxicity due to more than Na, K-ATPase blocking.
Life sciences 2002;72(6):699-709.
2002: Amitava Dasgupta
Clinical utility of free drug monitoring.
Clinical chemistry and laboratory medicine : CCLM / FESCC 2002;40(10):986-93.
2002: Amitava Dasgupta; Amer Wahed; Lisa Culton; Margaret Olsen; Alice Wells; Jeffrey K Actor
Activated charcoal is more effective than equilibrium dialysis in removing Chinese medicines Chan Su and Dan Shen from serum and activated charcoal also prevents further absorption of these agents from G.I. tract in mice: monitoring the effect in clinical laboratory by measuring digoxin activity in serum.
Clinica chimica acta; international journal of clinical chemistry 2002;324(1-2):51-9.
2002: Amitava Dasgupta
Endogenous and exogenous digoxin-like immunoreactive substances: impact on therapeutic drug monitoring of digoxin.
American journal of clinical pathology 2002;118(1):132-40.
2002: Amitava Dasgupta; Jeffrey K Actor; Margaret Olsen; Alice Wells; Pradip Datta
In vivo digoxin-like immunoreactivity in mice and interference of Chinese medicine Danshen in serum digoxin measurement: elimination of interference by using a chemiluminescent assay.
Clinica chimica acta; international journal of clinical chemistry 2002;317(1-2):231-4.
2002: Amitava Dasgupta; Amer Wahed; Alice Wells
Rapid spot tests for detecting the presence of adulterants in urine specimens submitted for drug testing.
American journal of clinical pathology 2002;117(2):325-9.
2002: Jeffrey K Actor; Jessica Indrigo; Christopher M Beachdel; Margaret Olsen; Alice Wells; Robert L Hunter Jr; Amitava Dasgupta
Mycobacterial glycolipid cord factor trehalose 6,6'-dimycolate causes a decrease in serum cortisol during the granulomatous response.
Neuroimmunomodulation 2002;10(5):270-82.
2002: Deepali Gupta; Mehri Jalali; Alice Wells; Amitava Dasgupta
Drug-herb interactions: unexpected suppression of free Danshen concentrations by salicylate.
Journal of clinical laboratory analysis 2002;16(6):290-4.
2002: Amitava Dasgupta; Helene Saffer; Alice Wells; Pradip Datta
Bidirectional (positive/negative) interference of spironolactone, canrenone, and potassium canrenoate on serum digoxin measurement: elimination of interference by measuring free digoxin or using a chemiluminescent assay for digoxin.
Journal of clinical laboratory analysis 2002;16(4):172-7.
2001: Amitava Dasgupta; Pablo C Okhuysen
Pharmacokinetic and other drug interactions in patients with AIDS.
Therapeutic drug monitoring 2001;23(6):591-605.
2001: Amitava Dasgupta; A Paul; Alice Wells
Uremic sera contain inhibitors that block digitoxin-valproic acid interaction.
The American journal of the medical sciences 2001;322(4):204-8.
2001: Amer Wahed; Amitava Dasgupta
Positive and negative in vitro interference of Chinese medicine dan shen in serum digoxin measurement. Elimination of interference by monitoring free digoxin concentration.
American journal of clinical pathology 2001;116(3):403-8.
2001: Amitava Dasgupta; A E Lopez; Alice Wells; Margaret Olsen; Jeffrey K Actor
The Fab fragment of anti-digoxin antibody (digibind) binds digitoxin-like immunoreactive components of Chinese medicine Chan Su: monitoring the effect by measuring free digitoxin.
Clinica chimica acta; international journal of clinical chemistry 2001;309(1):91-5.
2001: S L Wu; W Li; Alice Wells; Amitava Dasgupta
Digoxin-like and digitoxin-like immunoreactive substances in elderly people. Impact on therapeutic drug monitoring of digoxin and digitoxin concentrations.
American journal of clinical pathology 2001;115(4):600-4.
2001: Amitava Dasgupta; A L Galvao Neto; Alice Wells; Margaret Olsen; Jeffrey K Actor
Digitoxin-like immunoreactivity in sera of mice after feeding with chinese medicine Chan Su: study of protein binding of Chan Su in normal sera, uremic sera and sera from patients with liver disease.
Clinica chimica acta; international journal of clinical chemistry 2001;305(1-2):175-9.
2001: Amitava Dasgupta; E Schlette
Rapid in vitro conversion of fosphenytoin into phenytoin in sera of patients with liver disease: role of alkaline phosphatase.
Journal of clinical laboratory analysis 2001;15(5):244-50.
2001: Amitava Dasgupta; Loretta Chow; Alice Wells; Pradip Datta
Effect of elevated concentration of alkaline phosphatase on cardiac troponin I assays.
Journal of clinical laboratory analysis 2001;15(4):175-7.
2001: Amitava Dasgupta; Alice Wells; David A Biddle
Negative interference of bilirubin and hemoglobin in the MEIA troponin I assay but not in the MEIA CK-MB assay.
Journal of clinical laboratory analysis 2001;15(2):76-80.
2000: David A Biddle; Pradip Datta; Alice Wells; Amitava Dasgupta
Falsely elevated serum digitoxin concentrations due to cross-reactivity of water-extractable digitoxin-like immunoreactivity of Chinese medicine Chan SU: elimination of interference by use of a chemiluminescent assay.
Clinica chimica acta; international journal of clinical chemistry 2000;300(1-2):151-8.
2000: S K Banerjee; Chinnaswamy Jagannath; Robert L Hunter; Amitava Dasgupta
Bioavailability of tobramycin after oral delivery in FVB mice using CRL-1605 copolymer, an inhibitor of P-glycoprotein.
Life sciences 2000;67(16):2011-6.
2000: Amitava Dasgupta; Marwan A Yared; Alice Wells
Time-dependent absorption of therapeutic drugs by the gel of the Greiner Vacuette blood collection tube.
Therapeutic drug monitoring 2000;22(4):427-31.
2000: Amitava Dasgupta; David A Biddle; Alice Wells; Pradip Datta
Positive and negative interference of the Chinese medicine Chan Su in serum digoxin measurement. Elimination of interference by using a monoclonal chemiluminescent digoxin assay or monitoring free digoxin concentration.
American journal of clinical pathology 2000;114(2):174-9.
2000: A Paul; Alice Wells; Amitava Dasgupta
Stereospecificity of antibody: quinine, the optical isomer of quinidine and anti-malarial drug chloroquine do not cross-react with quinidine immunoassays.
Therapeutic drug monitoring 2000;22(2):174-6.
2000: Amitava Dasgupta; Loretta Chow; L Nazareno; Gertie Tso; Pradip Datta
Performance evaluation of a new chemiluminescent cardiac troponin I assay.
Journal of clinical laboratory analysis 2000;14(5):224-9.
2000: Amitava Dasgupta; Alice Wells; Pradip Datta
Performance evaluation of a new chemiluminescent assay for prostate specific antigen.
Journal of clinical laboratory analysis 2000;14(4):164-8.
2000: David A Biddle; Alice Wells; Amitava Dasgupta
Unexpected suppression of free phenytoin concentration by salicylate in uremic sera due to the presence of inhibitors: MALDI mass spectrometric determination of molecular weight range of inhibitors.
Life sciences 2000;66(2):143-51.
2000: Amitava Dasgupta; B C Handy; Pradip Datta
Mathematical models to calculate fosphenytoin concentrations in the presence of phenytoin using phenytoin immunoassays and alkaline phosphatase.
American journal of clinical pathology 2000;113(1):87-92.
1999: Amitava Dasgupta; A E Vega; Alice Wells; Pradip Datta
Sensitive methods for determination of free digitoxin concentration using digitoxin immunoassays: demonstration of elevated free digitoxin concentration caused by digitoxin-phenytoin interaction by applying these new techniques.
Therapeutic drug monitoring 1999;21(6):625-30.
1999: Amitava Dasgupta; S K Banerjee; Pradip Datta
False-positive troponin I in the MEIA due to the presence of rheumatoid factors in serum. Elimination of this interference by using a polyclonal antisera against rheumatoid factors.
American journal of clinical pathology 1999;112(6):753-6.
1999: S K Banerjee; Alice Wells; Amitava Dasgupta
Operator error: a critical determinant of false amikacin and tobramycin concentrations using fluorescence polarization immunoassay kits and TDX analyzer.
Therapeutic drug monitoring 1999;21(5):540-3.
1999: Amitava Dasgupta; Alice Wells; L Chow
Effect of heating human sera at a temperature necessary to deactivate human immunodeficiency virus on measurement of free phenytoin, free valproic acid, and free carbamazepine concentrations.
Therapeutic drug monitoring 1999;21(4):421-5.
1999: Amitava Dasgupta; Alice Wells; Pradip Datta
Effect of digoxin fab antibody on the measurement of total and free digitoxin by fluorescence polarization and a new chemiluminescent immunoassay.
Therapeutic drug monitoring 1999;21(2):251-5.
1999: Amitava Dasgupta; Chinnaswamy Jagannath
Gas chromatographic/mass spectrometric identification and quantification of aniline after extraction from serum and derivatization with 4-carbethoxyhexafluorobutyryl chloride, a new derivative.
Therapeutic drug monitoring 1999;21(2):238-42.
1999: Amitava Dasgupta; B F Warner; Pradip Datta
Use of alkaline phosphatase to correct the underestimation of fosphenytoin concentration in serum measured by phenytoin immunoassays.
American journal of clinical pathology 1999;111(4):557-62.
1999: Amitava Dasgupta; O Trejo
Suppression of total digoxin concentrations by digoxin-like immunoreactive substances in the MEIA digoxin assay. Elimination of negative interference by monitoring free digoxin concentrations.
American journal of clinical pathology 1999;111(3):406-10.
1999: Chinnaswamy Jagannath; Alice Wells; M Mshvildadze; Margaret Olsen; Eliud Sepulveda; MR Emanuele; Robert L Hunter; Amitava Dasgupta
Significantly improved oral uptake of amikacin in FVB mice in the presence of CRL-1605 copolymer.
Life sciences 1999;64(19):1733-8.
1998: Amitava Dasgupta; D Havlik
Elevated free fosphenytoin concentrations in uremic sera: uremic toxins hippuric acid and indoxyl sulfate do not account for the impaired protein binding of fosphenytoin.
Therapeutic drug monitoring 1998;20(6):658-62.
1998: Amitava Dasgupta
Gas chromatographic-mass spectrometric identification and quantification of aniline after extraction from serum and derivatization with 2,2,2-trichloroethyl chloroformate, a novel derivative.
Journal of chromatography. B, Biomedical sciences and applications 1998;716(1-2):354-8.
1998: Amitava Dasgupta; P Appenzeller; J Moore
Gas chromatography-electron ionization and chemical ionization mass spectrometric analysis of serum mexiletine concentration after derivatization with 2,2,2-trichloroethyl chloroformate: a novel derivative.
Therapeutic drug monitoring 1998;20(3):313-8.
1998: Amitava Dasgupta; A Hart; P Humphrey; W Blackwell
Gas chromatography-electron ionization and chemical ionization mass spectrometric analysis of urinary phenmetrazine after derivatization with 4-carbethoxyhexafluorobutyryl chloride--a new derivative.
Journal of forensic sciences 1998;43(3):636-40.
1998: Amitava Dasgupta; J Spies
A rapid novel derivatization of amphetamine and methamphetamine using 2,2,2-trichloroethyl chloroformate for gas chromatography electron ionization and chemical ionization mass spectrometric analysis.
American journal of clinical pathology 1998;109(5):527-32.
1998: Amitava Dasgupta; P E Humphrey
Gas chromatographic-mass spectrometric identification and quantitation of benzyl alcohol in serum after derivatization with perfluorooctanoyl chloride: a new derivative.
Journal of chromatography. B, Biomedical sciences and applications 1998;708(1-2):299-303.
1998: Amitava Dasgupta; Pradip Datta
Rapid detection of cardioactive bufalin toxicity using fluorescence polarization immunoassay for digitoxin.
Therapeutic drug monitoring 1998;20(1):104-8.
1998: Amitava Dasgupta; J L McLemore
Elevated free phenytoin and free valproic acid concentrations in sera of patients infected with human immunodeficiency virus.
Therapeutic drug monitoring 1998;20(1):63-7.
1998: Amitava Dasgupta; L Emerson
Neutralization of cardiac toxins oleandrin, oleandrigenin, bufalin, and cinobufotalin by digibind: monitoring the effect by measuring free digitoxin concentrations.
Life sciences 1998;63(9):781-8.