Assay

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Related to TPHA: bilharziasis, RPR

Assay

Metal purity test to confirm that the metal meets the standards for trading on a commodities exchange (commodities exchange center).
Copyright © 2012, Campbell R. Harvey. All Rights Reserved.

Assay

To test precious metals for their purity. This is important to commodities and futures involving precious metals, in which the quality of the underlying metals must be specified in the contract.
Farlex Financial Dictionary. © 2012 Farlex, Inc. All Rights Reserved

assay

A test to determine the purity of gold, silver, or other precious metals. Metals used for delivery of futures contracts must be assayed to verify that they meet standards established by the exchange on which the contracts trade.
Wall Street Words: An A to Z Guide to Investment Terms for Today's Investor by David L. Scott. Copyright © 2003 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. All rights reserved.
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References in periodicals archive ?
The discordant result between CLIA and RPR was seen in 121 (78.06%), among which 10 (6.45%) were confirmed positive by TPHA. The 10 (6.45%) cases of syphilis detected by CLIA would have been missed if RPR was the initial screening test.
Performance of Chemiluminiscence Assay using Reverse Algorithm for Syphilis Screening in Blood Donors
Sen, "A comparative study of clinically suspected syphilis cases with serological test VDRL/RPR & Treponema pallidum hemagglutination assay (TPHA) in a tertiary care hospital (Silchar Medical College & Hospital)," Journal of Science, vol.
Comparison of RPR and ELISA with TPHA for the Diagnosis of Syphilis: Implication for Updating Syphilis Point-of-Care Tests in Ethiopia
TPHA was positive for 7 out of 34 WB indeterminate samples with s/co ratios lower than 15.17, one of which was also positive by RPR.
Determination of a Sample-to-Cutoff Ratio to Predict True-Positivity in Blood Donor Samples Screened for Syphilis by a Chemiluminescent Immunoassay
These three cases were screened reactive by the CIA but were not confirmed by the TPHA test.
Serological diagnosis of syphilis: a comparison of different diagnostic methods
The participants were screened for syphilis with the RPR and TPHA tests.
Syphilis sero-positivity in recently admitted and long-term psychiatric inpatients: screening, prevalence and diagnostic profile
The erythrocyte sedimentation rate was high, but the serology tests for IgM, IgG HSV 1-2, HIV, CMV, HBV, HCV, TPHA were all negative.
Genital pyoderma gangrenosum associated with chronic lymphoblastic leukemia
As a candidate for NEHA Second Vice President, Brian offers continuity in service to the NEHA membership, proven association leadership (NEHA, TEHA, TAMHO, TPHA), technical and business savvy, and the capacity to manage knowledge, intuition and conflict.
NEHA Second Vice Presidential Candidate Profile
In: TPHA. Sector reforms and health in Tanzania, p.213-230.
Poor people's experiences of health services in Tanzania: a literature review
A TPHA test was performed in every case to rule out cross-reacting antibodies to Treponema pallidum.
False-positive reactions for IgA anti-phospholipid and anti-[[beta].sub.2] glycoprotein I antibodies in patients with IgA monoclonal gammopathy
At a routine medical examination 5 months earlier, serum rapid plasma reagin (RPR) and treponema pallidum hemagglutination (TPHA) were negative.
Cerebral Syphilitic Gumma in Immunocompetent Man, Japan
HIV-I: Reactive, HBsAg: Reactive; CD4: 385.08 cells/cmm; CD8: 934.4 cells/cmm; CD4:CD8 Ratio= 0.41; Ultrasound Abdomen: no organomegaly; HSV IgG Antibodies: 3.33 (Significant >1.5); Tzank smear: negative; Tissue smear for grams stain: no bacteria; VDRL: non-reactive; TPHA: negative; Mantoux test: negative; Blood for TB PCR: negative; Biopsy: Aphthous ulcer.
Thalidomide: a therapeutic boon in the management of recurrent genital aphthous ulceration in an immunocompromised individual

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