نتایج جستجو برای: potency test

تعداد نتایج: 835950  

Journal: :Journal of Immunology 2021

Abstract The current SARS-CoV-2 pandemic has triggered the development of various neutralization tests. A wild-type virus (using African green monkey VeroE6 cells), a pseudovirus human Caco-2 and surrogate test platform were applied to characterize potential cohort 111 convalescent plasma donors over period seven months after diagnosis. This allowed an in-depth validation assay performance anal...

Stability studies play a critical role in assuring product quality at all points in the vaccine life cycle and havea major impact on the success of immunization programs worldwide. The purpose of stability study isdetermination of the vaccine quality under the variety of environmental factors and to establish a re-testperiod or a shelf life and recommended storage conditions. In this study thre...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1982
P Quillardet O Huisman R D'Ari M Hofnung

We present and evaluate the SOS chromotest, a bacterial test for detecting DNA-damaging agents. It is a colorimetric assay based on the induction by these agents of the SOS function sfiA, whose level of expression is monitored by means of a sfiA::lacZ operon fusion. The response is rapid (a few hours), and does not require survival of the tester strain. Dose-response curves for various chemical...

Journal: :Pharmeuropa bio 2008
C von Hunolstein M J Gomez Miguel C Pezzella F Scopetti M-E Behr-Gross M Halder S Hoffmann L Levels J van der Gun C Hendriksen

The European Pharmacopoeia (Ph. Eur.) and the World Health Organization (WHO) require the performance of extensive quality control testing including a potency test before a vaccine batch is released for human use. Whole cell pertussis (wP) vaccine potency is assessed by a mouse protection test (MPT) based on the Kendrick test. This test compares the vaccine dose necessary to protect 50% of mice...

2013
Noha Youssry El-Zehiry

(57) ABSTRACT Preoperative resection planning is assisted by a computer. Rather than rely on interpolation of the user input, a graph of interconnections is used. The user inputs one or more polylines on one or more two-dimensional vieWs. The polylines are used to assign resection and remnant seeds With a band of unassigned locations. The 2D seeds are used With the graph of interconnections to ...

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