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Survey Result of the Counting Efficiency of Gamma Counter by Certified Reference Materials

Bang JI, Lee HY, Noh GW, Park JM, Yoon JK

PURPOSE: In radioimmunoassay (RIA), the gamma counter is the important instrument for the accurate measurement. To manage quality assurance of RIA, the counting efficiency of gamma counter is one of...
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Random Assay in Radioimmunoassay: Feasibility and Application Compared with Batch Assay

Lee JM, Lee HH, Park S, Kim TS, Kim SK

PURPOSE: The batch assay has been conventionally used for radioimmunoassay (RIA) because of its technical robustness and practical convenience. However, it has limitations in terms of the relative lag of...
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Assessment of the Precision and Functional Sensitivity of Two Thyroglobulin Assays: Comparison of the Second-Generation Roche Electrochemiluminescent Immunoassay and BRAHAMS Radioimmunoassay

Kwon A, Lee EH, Lee YK, Kang HJ

BACKGROUND: Thyroglobulin (Tg) is the primary biochemical marker used to monitor patients with differentiated thyroid cancer (DTC) for residual or recurrent disease after total thyroidectomy, as only normal or well-differentiated...
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Performance Evaluation of Method for Detecting Serum 25-Hydroxyvitamin D2 and 25-Hydroxyvitamin D3 by Using PerkinElmer MSMS Vitamin D Kit

Kwak HS, Chung HJ, Cho DH, Kim JE, Ku ES, Oh HJ, Park SY

  • KMID: 1426756
  • J Lab Med Qual Assur.
  • 2012 Dec;34(2):69-76.
BACKGROUND: Determining the concentration profiles of serum 25-hydroxyvitamin D (25OHD) may aid in the clinical diagnosis and treatment of vitamin D deficiency. To date, the standardized liquid chromatography-tandem mass spectrometry...
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Comparison of Batch Assay and Random Assay Using Automatic Dispenser in Radioimmunoassay

Moon SH, Lee HY, Shin SY, Min GS, Lee HJ, Jang SJ, Kang JY, Lee DS, Chung JK, Lee MC

  • KMID: 2313108
  • Nucl Med Mol Imaging.
  • 2009 Aug;43(4):323-329.
PURPOSE: Radioimmunoassay (RIA) was usually performed by the batch assay. To improve the efficiency of RIA without increase of the cost and time, random assay could be a choice. We...
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Radioimmunoassay for Determination of Serum Macrophage Migration Inhibitory Factor

Lee TS, Shin SH, Song JI, Woo KS, Chung WS, Choi CW, Lim SM

  • KMID: 1990854
  • Korean J Nucl Med.
  • 2004 Dec;38(6):532-539.
PURPOSE: There has been a renewal of interest in Macrophage migration inhibitory factor (MIF), especially correlation in pathogenesis of sepsis by many infectious diseases and in regulation of host inflammatory...
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Reevaluation of Standard RIA to Detect dsDNA Antibodies Using Crithidia luciliae amp; IT-1 Cell Lines

Choi HS, Kim TY

  • KMID: 2334758
  • J Korean Rheum Assoc.
  • 2000 Sep;7(3):220-231.
The presence of anti-dsDNA is included in diagnostic criteria for systemic lupus erythematosus (SLE) according to the American College of Rheumatology (ACR). It has been the most useful factor...
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Scintillation Proximity Assay

Choi CW

  • KMID: 2038073
  • Korean J Nucl Med.
  • 1999 Dec;33(6):461-465.
Scintillation proximity assay (SPA) is a unique type of radioimmunoassay and makes it possible to use radioisotopes for monitoring binding reactions continuously without separation procedure. Microbeads containing a fluorophor are...
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Evaluation of ACS : 180SE Automated Chemiluminescence Immunoassay System

Park JS, Ryu CY, Yoon KJ, Shin DH

  • KMID: 2055379
  • J Clin Pathol Qual Control.
  • 1998 Dec;20(2):417-422.
BACKGROUND: Radioimmunoassay (RIA) has contributed to diagnostic medicine but the use of radioactive tracer complicates their routine use. Perhaps the most promising candidate is chemiluminescence immunoassay (CLIA), which is based...
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The Concentration of Insulin Like Growth Factor-I(IGF-I) and IGF-Binding Protein-3 (IGFBP-3) in the Serum of Children with Growth Hormone Deficiency and the Alterations after Growth Hormone Treatment

Chung WY, Lee DY

  • KMID: 2208240
  • J Korean Pediatr Soc.
  • 1996 Jun;39(6):846-855.
PURPOSE: The insulin like growth factors (IGFs) circulate complexed to IGF-binding proteins(IGFBPs). IGFBP-3 is the major circulating IGFBP and is found primarily as a 150 kDa complex which contains an...
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A Study on Hepatitis B Surface Antigen in Tear of Hepatitis Patients

Seong GH, Kim SY, Lee KM, Choi SH

  • KMID: 2123191
  • J Korean Ophthalmol Soc.
  • 1993 Aug;34(8):739-744.
We performed the radioimmunoassay to detect the hepatitis B surface antigen(HBsAg) in the tear. Among 70 patients who have positive reactions for HBsAg in blood, 53 patients(75.71%) were positive for...
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A Study on Hepatitis B Surface Antigen in Tear of Hepatitis Patients

Seong GH, Kim SY, Lee KM, Choi SH

  • KMID: 2123088
  • J Korean Ophthalmol Soc.
  • 1992 Aug;33(8):739-744.
We performed the radioimmunoassay to detect the hepatitis B surface antigen (HBsAg) in the tear. Among 70 patients who have positive reactions for HBsAg in blood, 53 patients (75.71 %)...
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Computerized quality control of radioimmunoassay in Korea

Chung JK, Koong SS, Lee MH, Chung SK, Lee MC, Cho BY, Kim CY, Koh CS, Park SS

Automated data processing and quality control of radioimmunoassays offer not only increased speed but also a more thorough and statistically rigorous analysis of results. An external quality assessment scheme...
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Seroepidemiology of Hepatitis B virus Infection in Healthy Korean Adults in Seoul

Yoo KY, Park BJ, Ahn YO

  • KMID: 2282321
  • Korean J Prev Med.
  • 1988 May;21(1):89-98.
While there have been not a few reports on the seroepidemiological characteristics of hepatitis B virus (HBV) infection in Korea, most of them, however, have had several limitations; operational definition...
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Serum Osteocalcin Measurement by RIA in Bone Diseases Associated with Osteoporosis and Metastatic Cancer

Yoo MC, Han JS

Controversy persists regarding the abnormality of the bone metabolism in various bone diseases. Osteocalcin, the vitamin K-dependent protein synthesized in bone, has been shown to be a specific and sensitive...
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Analysis of Operative Results in Pituitary Adenoma

Kim Y, Lee SW, Jo TH, Kim DS, Kim MC, Ha YS, Kang JK, Song JU

  • KMID: 2339505
  • J Korean Neurosurg Soc.
  • 1986 Dec;15(4):661-670.
The authors have reported on 34 patients with pituitary adenoma who underwent surgical treatment. The preoperative and postoperative clinical manifestations, size, and extension of tumor, therapeutic modalities and changes of...
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Clinical Study on Intracranial Extrapineal Germ Cell Tumors

Kim YG, Jung HW, Kim HJ, Cho BK, Han DH, Choi KS, Sim BS

  • KMID: 2187451
  • J Korean Neurosurg Soc.
  • 1985 Dec;14(4):609-616.
Authors reviewed 9 cases of intracranial extrapineal germ cell tumor. 8 cases were diagnosed pathologically and 1 case clinically. The location and incidence of the tumor, age and sex distributions,...
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The Changes of the Plasma AVP Levels before and after Brain Surgery

Byun BJ, Lee IS

  • KMID: 2068161
  • J Korean Neurosurg Soc.
  • 1984 Mar;13(1):71-77.
The author studied the changes of the plasma arginine vasopressin(AVP) levels in 10 brain surgery patient to evaluate the water balance during the postoperative period. The control group was 15...
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