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The two primary methods are testing for the female pregnancy hormone (human chorionic gonadotropin (hCG)) in blood or urine using a pregnancy test kit, and scanning with ultrasonography. [1] Testing blood for hCG results in the earliest detection of pregnancy. [2] Almost all pregnant women will have a positive urine pregnancy test one week ...
Before immunological pregnancy tests were developed in the 1960s, women relied on urine-based pregnancy tests using animals, ranging from mice to frogs. [1] [2] Advancements in medical technology have enabled women to accurately check their pregnancy status by using 'pee-on-a-stick' pregnancy test kits at home. Before these accessible and ...
Unipath Ltd was a pharmaceutical company, subsidiary to Unilever and then Alere, specialising mainly in medical diagnostic kits related to women's reproductive health.It subsequently diversified its product range to include more specialised test kits, primarily for the clinical market, in areas other than women's reproductive healthcare.
Gravindex is an agglutination inhibition test performed on a urine sample to detect pregnancy. [1] It is based on double antigen antibody reaction. The test detects the prevention of agglutination of HCG -coated latex particles by HCG present in the urine of pregnant women.
Many home pregnancy tests are immunoassays, which detect the pregnancy marker human chorionic gonadotropin. [20] More specifically, they are qualitative tests that detect whether hCG is present, using a lateral flow setup. [21] The COVID-19 rapid antigen test is also a qualitative, lateral-flow test. [22]
The “spacing effect” refers to a phenomenon whereby learning, or the creation of a memory, occurs more effectively when information, or exposure to a stimulus, is spaced out.