Comment on

• Synthetic viral particles promise to be valuable in the standardization of molecular diagnostic assays for hepatitis C virus.

  Cartwright CP. Cartwright CP. Clin Chem. 1999 Dec;45(12):2057-9. Clin Chem. 1999. PMID: 10585336 No abstract available.
• Efficient cleavage of conjugates of drugs or poisons by immobilized beta-glucuronidase and arylsulfatase in columns.

  Toennes SW, Maurer HH. Toennes SW, et al. Clin Chem. 1999 Dec;45(12):2173-82. Clin Chem. 1999. PMID: 10585350
• Comparison of immunoreactivity of five human cardiac troponin I assays toward free and complexed forms of the antigen: implications for assay discordance.

  Datta P, Foster K, Dasgupta A. Datta P, et al. Clin Chem. 1999 Dec;45(12):2266-9. Clin Chem. 1999. PMID: 10585364 No abstract available.
• Glutamic acid decarboxylase antibodies in screening for autoimmune diabetes: influence of comorbidity, age, and sex on specificity and threshold values.

  Batstra MR, van Driel A, Petersen JS, van Donselaar CA, van Tol MJ, Bruining GJ, Grobbee DE, Dyrberg T, Aanstoot HJ. Batstra MR, et al. Clin Chem. 1999 Dec;45(12):2269-72. Clin Chem. 1999. PMID: 10585365 No abstract available.
• LightCycler PCR assay for simultaneous detection of the H63D and S65C mutations in the HFE hemochromatosis gene based on opposite melting temperature shifts.

  Bollhalder M, Mura C, Landt O, Maly FE. Bollhalder M, et al. Clin Chem. 1999 Dec;45(12):2275-8. Clin Chem. 1999. PMID: 10585367 No abstract available.
• Reference interval computation using robust vs parametric and nonparametric analyses.

  Horn PS, Pesce AJ, Copeland BE. Horn PS, et al. Clin Chem. 1999 Dec;45(12):2284-5. Clin Chem. 1999. PMID: 10585370 No abstract available.
• Troponin I, troponin T, and creatine kinase-MB mass in patients with the carcinoid syndrome with and without heart failure.

  Meijer WG, Swaanenburg JC, van Veldhuisen D, Kema IP, Willemse PH, de Vries EG. Meijer WG, et al. Clin Chem. 1999 Dec;45(12):2296-7. Clin Chem. 1999. PMID: 10585378 No abstract available.