Anthony Okorodudu, PhD

Director Clin Chemistry (PhD)

  • 1300 Citations
  • 19 h-Index
1982 …2020

Research output per year

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Research Output

Article

Abnormal expression of genes associated with development and inflammation in the heart of mouse maternal phenylketonuria offspring

Matalon, R., Surendran, S., McDonald, J. D., Okorodudu, A. O., Tyring, S. K., Michals-Matalon, K. & Harris, P., Jan 1 2005, In : International Journal of Immunopathology and Pharmacology. 18, 3, p. 557-565 9 p.

Research output: Contribution to journalArticle

11 Scopus citations

Accuracy and precision of point-of-care testing for glucose and prothrombin time at the critical care units

Yuoh, C., Tarek Elghetany, M., Petersen, J. R., Mohammad, A. & Okorodudu, A. O., May 1 2001, In : Clinica Chimica Acta. 307, 1-2, p. 119-123 5 p.

Research output: Contribution to journalArticle

18 Scopus citations

Accuracy of common drug screen tests

Schwartz, J. G., Zollars, P. R., Okorodudu, A. O., Carnahan, J. J., Wallace, J. E. & Briggs, J. E., Mar 1991, In : American Journal of Emergency Medicine. 9, 2, p. 166-170 5 p.

Research output: Contribution to journalArticle

12 Scopus citations

Acute renal failure in the presence of chronic renal disease in a 31-year-old caucasian female

Omoruyi, F. O., Okorodudu, A. O., Mohamm, A. & Persen, J. R., Dec 1 2008, In : Laboratory medicine. 39, 9, p. 533-535 3 p.

Research output: Contribution to journalArticle

1 Scopus citations

Adenosine deaminase activity in subjects with normal pregnancy, pregnancy induced hypertension and pre-eclampsia

Oladipo, O. O., Afolabi, B. B. & Okorodudu, A. O., Jan 1 2009, In : West African Journal of Medicine. 28, 3, p. 161-164 4 p.

Research output: Contribution to journalArticle

Open Access
7 Scopus citations

A method for the measurement of ionized magnesium

Filos, D. & Okorodudu, A. O., Jan 1 1995, In : Laboratory medicine. 26, 1, p. 70-74 5 p.

Research output: Contribution to journalArticle

6 Scopus citations

Analytical evaluation of HgbA1c, microalbumin, CRP, and RF on Architect ci8200 integrated system and workflow performance evaluation using computer simulation

Elefano, E. C., Jabeen, R., Onifade, K., Okorodudu, A. O., Petersen, J. R. & Mohammad, A. A., Apr 1 2006, In : Clinica Chimica Acta. 366, 1-2, p. 204-208 5 p.

Research output: Contribution to journalArticle

2 Scopus citations

Anionic-zwitterionic mixed micelles in the micellar electrokinetic separation of clinically relevant steroids on a fused-silica capillary

Valbuena, G. A., Rao, L. V., Petersen, J. R., Okorodudu, A. O., Bissell, M. G. & Mohammad, A. A., Sep 26 1997, In : Journal of Chromatography A. 781, 1-2, p. 467-474 8 p.

Research output: Contribution to journalArticle

21 Scopus citations

Apparatus and method for interfacing capillary electrophoresis and chemiluminescence nitrogen detection for the analysis of nitrogen-containing compounds

Mohammad, A. A., Fujinari, E., Okorodudu, A. O. & Petersen, J. R., Jan 28 2000, In : Journal of Chromatography A. 868, 1, p. 121-125 5 p.

Research output: Contribution to journalArticle

10 Scopus citations

Approved IFCC recommendation on reporting results for blood glucose

D'Orazio, P., Burnett, R. W., Fogh-Andersen, N., Jacobs, E., Kuwa, K., Külpmann, W. R., Larsson, L., Lewenstam, A., Maas, A. H. J., Mager, G., Naskalski, J. W. & Okorodudu, A. O., Dec 1 2006, In : Clinical Chemistry and Laboratory Medicine. 44, 12, p. 1486-1490 5 p.

Research output: Contribution to journalArticle

91 Scopus citations

Association of transcutaneous bilirubin testing in hospital with decreased readmission rate for hyperbilirubinemia

Petersen, J. R., Okorodudu, A. O., Mohammad, A. A., Fernando, A. & Shattuck, K. E., Mar 1 2005, In : Clinical chemistry. 51, 3, p. 540-544 5 p.

Research output: Contribution to journalArticle

31 Scopus citations

Blood glucose point-of-care testing quality assessment and harmonization with central laboratory assays

Jacobs, E., Naskalski, J. W., Fogh-Andersen, N., Ritter, C., Lewenstam, A., Maas, A., Mager, G. & Okorodudu, A. O., Jun 1 2009, In : Point of Care. 8, 2, p. 82-86 5 p.

Research output: Contribution to journalArticle

1 Scopus citations

B-type Natriuretic Peptide Is Not a Marker of Ischemia During Dobutamine Stress Echocardiography

Salinas, G., Daher, I. N., Okorodudu, A. O. & Ahmad, M., Jan 1 2007, In : Journal of the American Society of Echocardiography. 20, 1, p. 23-26 4 p.

Research output: Contribution to journalArticle

3 Scopus citations

Clinical application of capillary isoelectric focusing on fused silica capillary for determination of hemoglobin variants

Mohammad, A. A., Okorodudu, A. O., Bissell, M. G., Pat Dow, G. R., Meier, A., Guodagno, P. & Petersen, J. R., Oct 1 1997, In : Clinical chemistry. 43, 9, p. 1798-1799 2 p.

Research output: Contribution to journalArticle

16 Scopus citations

Cocaethylene affects human microvascular endothelial cell p38 mitogen-activated protein kinase activation and nuclear factor-κB DNA-binding activity

Tacker, D. H., Herzog, N. K. & Okorodudu, A. O., Oct 1 2006, In : Clinical chemistry. 52, 10, p. 1926-1933 8 p.

Research output: Contribution to journalArticle

8 Scopus citations

Comparative effects of cocaine and cocaethylene on alveolar epithelial type II cells

Bazuaye-Ekwuyasi, E. A., Ogunbileje, J., Kaphalia, B., Eltorky, M. A. & Okorodudu, A., Sep 10 2015, (Accepted/In press) In : Toxicology Mechanisms and Methods.

Research output: Contribution to journalArticle

2 Scopus citations

Comparison of POCT and central laboratory blood glucose results using arterial, capillary, and venous samples from MICU patients on a tight glycemic protocol

Petersen, J. R., Graves, D. F., Tacker, D. H., Okorodudu, A. O., Mohammad, A. A. & Cardenas, V. J., Oct 1 2008, In : Clinica Chimica Acta. 396, 1-2, p. 10-13 4 p.

Research output: Contribution to journalArticle

58 Scopus citations

Cost-effective utilization of CK-MB mass and activity assays: Evaluation of patients with chest pain in the emergency department

Rao, L. V., Petersen, J. R., Mohammad, A. A., Bissell, M. G. & Okorodudu, A. O., Apr 11 1999, In : Laboratory medicine. 30, 4, p. 271-275 5 p.

Research output: Contribution to journalArticle

Critically low sodium levels due to concentration gradients formed in patient samples after undergoing a freeze-thaw cycle

Marquez, C. P., Petersen, J. R. & Okorodudu, A., Sep 1 2018, In : Clinica Chimica Acta. 484, p. 218-222 5 p.

Research output: Contribution to journalArticle

1 Scopus citations

Cutaneous nasociliary neuralgia

Lambert, W. C., Okorodudu, A. O. & Schwartz, R. A., Jan 1 1985, In : Acta Dermato-Venereologica. 65, 3, p. 257-258 2 p.

Research output: Contribution to journalArticle

Decreased serum alpha-amylase levels in infected Nigerian newborn infants

Okolo, A. A., Okorodudu, A., Glew, R. H. & Omene, J. A., Jan 1 1988, In : Biology of the Neonate. 53, 3, p. 138-143 6 p.

Research output: Contribution to journalArticle

Defective DNA endonuclease activity on anthramycin damaged DNA in xeroderma pigmentosum and mouse melanoma cells

Lee, D. E., Okorodudu, A. O., Lambert, W. C. & Lambert, M. W., Jan 1 1982, In : Federation Proceedings. 41, 3, p. No. 2433

Research output: Contribution to journalArticle

Defective DNA endonuclease activity on anthramycin treated DNA in xeroderma pigmentosum and mouse melanoma cells

Lee, D. E., Okorodudu, A. O., Lambert, W. C. & Lambert, M. W., Jul 16 1982, In : Biochemical and Biophysical Research Communications. 107, 1, p. 395-402 8 p.

Research output: Contribution to journalArticle

11 Scopus citations

Development of a urinary free cortisol assay using solid-phase extraction-capillary electrophoresis

Rao, L. V., Petersen, J. R., Bissell, M. G., Okorodudu, A. O. & Mohammad, A. A., Jun 25 1999, In : Journal of Chromatography B: Biomedical Sciences and Applications. 730, 1, p. 123-128 6 p.

Research output: Contribution to journalArticle

37 Scopus citations

Development of a Web site for a Decentralized Point-of-Care Testing Program

DeHoyos, D. R., Mann, P., Okorodudu, A., Mohammad, A. A. & Petersen, J. R., 2002, In : Plastic Surgical Nursing. 1, 2, p. 63-70 8 p.

Research output: Contribution to journalArticle

2 Scopus citations

Effect of point-of-care on maintenance of glycemic control as measured by A1C

Petersen, J. R., Finley, J. B., Okorodudu, A. O., Mohammad, A. A., Grady, J. J. & Bajaj, M., Mar 1 2007, In : Diabetes care. 30, 3, p. 713-715 3 p.

Research output: Contribution to journalArticle

29 Scopus citations

Efficacy of clinical laboratory: Therapeutic TAT, safety, and medical errors

Okorodudu, A. O., Mar 2009, In : Clinical Biochemistry. 42, 4-5, 1 p.

Research output: Contribution to journalArticle

1 Scopus citations

Electrolytes and pH changes in pre-eclamptic rats

Ebose, E. J., Campbell, P. I. & Okorodudu, A. O., Sep 1 2007, In : Clinica Chimica Acta. 384, 1-2, p. 135-140 6 p.

Research output: Contribution to journalArticle

2 Scopus citations

Evaluation of Immuno-1 toxoplasma IgG assay in the prenatal screening of toxoplasmosis

Rao, L. V., James, O. A., Mann, L. M., Mohammad, A. A., Okorodudu, A. O., Bissell, M. G. & Petersen, J. R., Jan 1 1997, In : Diagnostic Microbiology and Infectious Disease. 27, 1-2, p. 13-15 3 p.

Research output: Contribution to journalArticle

2 Scopus citations

Evaluation of INK4A promoter methylation using pyrosequencing and circulating cell-free DNA from patients with hepatocellular carcinoma

Huang, G., Krocker, J. D., Kirk, J. L., Merwat, S. N., Ju, H., Soloway, R. D., Wieck, L. R., Li, A., Okorodudu, A. O., Petersen, J. R., Abdulla, N. E., Duchini, A., Cicalese, L., Rastellini, C., Hu, P. C. & Dong, J., Jun 2014, In : Clinical Chemistry and Laboratory Medicine. 52, 6, p. 899-909 11 p.

Research output: Contribution to journalArticle

21 Scopus citations

Evaluation of the IFCC reference method for alanine aminotransferase: Spurious blank ALT activity due to contamination of D-alanine with L-alanine, and recommendations for a correction

Okorodudu, A. O., Pelletier, P. R., Valcour, A. A., Bowers, G. N. & McComb, R. B., Jan 1 1989, In : Clinical chemistry. 35, 1, p. 153-156 4 p.

Research output: Contribution to journalArticle

2 Scopus citations

Evaluation of the performance of urine albumin, creatinine and albumin-creatinine ratio assay on two POCT analyzers relative to a central laboratory method

Omoruyi, F. O., Mustafa, G. M., Okorodudu, A. O. & Petersen, J. R., Mar 22 2012, In : Clinica Chimica Acta. 413, 5-6, p. 625-629 5 p.

Research output: Contribution to journalArticle

6 Scopus citations
21 Scopus citations

Evaluation of Total Bilirubin Determination in Neonatal Whole-Blood Samples by Multiwavelength Photometry on the Roche OMNI S Point-of-Care Analyzer

Rolinski, B., Okorodudu, A. O., Kost, G., Roser, M., Wu, J., Goerlach-Graw, A. & Kuester, H., Mar 2004, In : Plastic Surgical Nursing. 4, 1, p. 3-8 6 p.

Research output: Contribution to journalArticle

7 Scopus citations

Evidence for injurious effect of cocaethylene in human microvascular endothelial cells

Tacker, D. H. & Okorodudu, A. O., Jul 1 2004, In : Clinica Chimica Acta. 345, 1-2, p. 69-77 9 p.

Research output: Contribution to journalArticle

10 Scopus citations

Fall in the heat‐labile alkaline phosphatase isoenzyme levels during pregnancy in healthy Nigerians

OKPERE, EUGENE., OKORODUDU, A. O. & GBTNIGIE, A. O., Nov 1985, In : BJOG: An International Journal of Obstetrics & Gynaecology. 92, 11, p. 1134-1136 3 p.

Research output: Contribution to journalArticle

1 Scopus citations

Fatty acid ethyl esters: Markers of alcohol abuse and alcoholism

Kaphalia, B. S., Cai, P., Khan, M. F., Okorodudu, A. O. & Ansari, G. A. S., Jan 1 2004, In : Alcohol. 34, 2-3, p. 151-158 8 p.

Research output: Contribution to journalArticle

50 Scopus citations

Fit-for-purpose evaluation of architect i1000SR immunoassay analyzer

Rukhsana, J., Perrotta, P. L., Okorodudu, A. O., Petersen, J. R. & Mohammad, A. A., Jun 1 2010, In : Clinica Chimica Acta. 411, 11-12, p. 798-801 4 p.

Research output: Contribution to journalArticle

5 Scopus citations

Frozen human serum reference material for standardization of sodium and potassium measurements in serum or plasma by ion-selective electrode analyzers

Gunaratna, P. C., Koch, W. F., Paule, R. C., Cormier, A. D., D'Orazio, P., Greenberg, N., O'Connell, K. M., Malenfant, A., Okorodudu, A. O., Miller, R., Kus, D. M. & Bowers, G. N., Jan 1 1992, In : Clinical chemistry. 38, 8 Part 1, p. 1459-1465 7 p.

Research output: Contribution to journalArticle

14 Scopus citations

Guidelines for sampling, measuring and reporting ionized magnesium in undiluted serum, plasma or blood: International Federation of Clinical Chemistry and Laboratory Medicine (IFCC): IFCC Scientific Division, Committee on Point of Care Testing

Ben Rayana, M. C., Burnett, R. W., Covington, A. K., D'Orazio, P., Fogh-Andersen, N., Jacobs, E., Külpmann, W. R., Kuwa, K., Larsson, L., Lewenstam, A., Maas, A. H. J., Mager, G., Naskalski, J. H. J., Okorodudu, A. O., Ritter, C. & St John, A., May 1 2005, In : Clinical Chemistry and Laboratory Medicine. 43, 5, p. 564-569 6 p.

Research output: Contribution to journalArticle

12 Scopus citations

Heat labile alkaline phosphatase isoenzyme during labour

Okpere, E. E., Okorodudu, A. & Gbinigie, A. O., Jan 1 1985, In : IRCS Medical Science. 13, 12, 1 p.

Research output: Contribution to journalArticle

Hemoglobin A1c: Assessment of three POC analyzers relative to a central laboratory method

Petersen, J. R., Omoruyi, F. O., Mohammad, A. A., Shea, T. J., Okorodudu, A. O. & Ju, H., Dec 14 2010, In : Clinica Chimica Acta. 411, 23-24, p. 2062-2066 5 p.

Research output: Contribution to journalArticle

27 Scopus citations

Hepatorenal syndrome in a 52-year-old Caucasian male

Omoruyi, F. O., Okorodudu, A. O., Mohammad, A. A. & Petersen, J. R., May 1 2009, In : Laboratory medicine. 40, 5, p. 274-276 3 p.

Research output: Contribution to journalArticle

How point-of-care hemoglobin A1c routinely available in a clinic setting affects glycemic control

Petersen, J. R., Finley, J. B., Okorodudu, A. O., Mohammad, A. A. & Bajaj, M., Jun 1 2008, In : Point of Care. 7, 2, p. 72-75 4 p.

Research output: Contribution to journalArticle

1 Scopus citations

Hypercalcemia and altered mental status

Young, P. E., Okorodudu, A. & Yates, S., Jan 1 2019, In : Clinical chemistry. 65, 7, p. 833-836 4 p.

Research output: Contribution to journalArticle

Open Access

Hypocholesterolemia in Nigerian children with sickle cell disease

VanderJagt, D. J., Shores, J., Okorodudu, A., Okolo, S. N. & Glew, R. H., Jul 8 2002, In : Journal of Tropical Pediatrics. 48, 3, p. 156-161 6 p.

Research output: Contribution to journalArticle

19 Scopus citations

IFCC Guideline for sampling, measuring and reporting ionized magnesium in plasma

Ben Rayana, M. C., Burnett, R. W., Covington, A. K., D'Orazio, P., Fogh-Andersen, N., Jacobs, E., Külpmann, W. R., Kuwa, K., Larsson, L., Lewenstam, A., Maas, A. H. J., Mager, G., Naskalski, J. W., Okorodudu, A. O., Ritter, C. & St John, A., Jan 1 2008, In : Clinical Chemistry and Laboratory Medicine. 46, 1, p. 21-26 6 p.

Research output: Contribution to journalArticle

17 Scopus citations

Improved sample retrieval and turnaround time in the clinical laboratory with a spreadsheet template for sample storage

James, O. A., Petersen, J. R., Bissell, M. G., Okorodudu, A. O., Harris, P. L., Clayton, S. S. & Mohammad, A. A., Jan 1 1996, In : Clinical chemistry. 42, 9, p. 1571-1573 3 p.

Research output: Contribution to journalArticle

Intracellular calcium and hydrogen ions in diabetes mellitus

Okorodudu, A. O., Adegboyega, P. A. & Scholz, C. I., Jan 1 1995, In : Annals of Clinical and Laboratory Science. 25, 5, p. 394-401 8 p.

Research output: Contribution to journalArticle

17 Scopus citations

Intracellular ionized calcium and increasing doses of lithium chloride therapy in healthy Sprague-Dawley rats

Adegboyega, P. A. & Okorodudu, A. O., Dec 1994, In : Pharmacology, Biochemistry and Behavior. 49, 4, p. 1087-1091 5 p.

Research output: Contribution to journalArticle

4 Scopus citations