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- Dictionaryassay/əˈseɪ/
noun
- 1. the testing of a metal or ore to determine its ingredients and quality: "submission of plate for assay"
verb
- 1. determine the content or quality of (a metal or ore): "the man who assayed gold was more than a technician"
- 2. attempt: archaic "I assayed a little joke of mine on him"
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2 days ago · Introduction Early diagnosis of tuberculosis (TB) and universal access to drug-susceptibility testing (DST) are critical elements of the WHO End TB Strategy. Current rapid tests (e.g., Xpert® MTB/RIF and Ultra-assays) can detect rifampicin resistance-conferring mutations, but cannot detect resistance to Isoniazid and second-line anti-TB agents. Although Line Probe Assay is capable of detecting resistance to second-line anti-TB agents, it requires sophisticated laboratory infrastructure and ...
3 days ago · The lateral-flow assay (LFA) of a typical cardiac biomarker, troponin I (cTnI), is essential for the timely warnings of AMI. ... we marked four variable parameters to define the shape of a ...
1 day ago · Definition Polymerase chain reaction (abbreviated PCR) is a laboratory technique for rapidly producing (amplifying) millions to billions of copies of a specific segment of DNA, which can then be studied in greater detail.
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3 days ago · Background The clinical application of peptide vaccines in tumor immunotherapy holds significant promise. Peptide-based tumor vaccines are currently subject to certain limitations in clinical trials, including the challenge of inducing a sustained response from CD4+ T helper cells and cytotoxic T lymphocytes (CTL), as well as human leukocyte antigen (HLA) restrictions. Methods Through the utilization of biological information methodology, a screening process was conducted to identify three ...
4 days ago · For advanced therapy medicinal products, the development and validation of potency assays are required, in accordance with international guidelines, to characterise the product and obtain reliable and consistent data. Our purpose was to validate the killing assay for the evaluation of autologous anti-CD19 chimeric antigen receptor (CAR) T potency. We used CD4 + and CD8 + lymphocytes or anti-CD19 CAR-T cells as effector cells and REH (CD19 +) or MOLM-13 (CD19 −) cell lines as target cells ...
3 days ago · Western blotting is a laboratory technique used to detect a specific protein in a blood or tissue sample. The method involves using gel electrophoresis to separate the sample's proteins. The separated proteins are transferred out of the gel to the surface of a membrane.
1 day ago · In this webinar, we will discuss the principles behind the most popular protein concentration assays, how to achieve the highest quality results with your sample, and the importance of using the proper standards, protein preparation and others.
- 48 min
