The looks of a really mild or barely seen mark on a drug screening machine signifies a selected consequence. This weak indication is usually noticed in lateral stream immunoassays used to detect the presence of medicine or their metabolites in urine. For example, if a testing machine is designed with a management line and a check line, a noticeably lighter check line, in comparison with the management line, is the important thing issue.
This delicate indicator is important as a result of it means that the focus of the substance being examined for is close to the detection restrict of the assay. Whereas some could interpret this consequence in a different way, it typically requires additional investigation or affirmation by way of extra delicate laboratory strategies. Traditionally, such outcomes have offered challenges in interpretation, resulting in the event of clearer tips and extra superior testing strategies.
