1 Rhythmic periods of pulling and resting are usually applied, with each position being held for up to 10 seconds.  Mechanical Cervical Traction. Mechanical traction for your neck involves using a harness that attaches to your head and neck while you're lying down on your back.
Sandwich ELISA Protocol. An Enzyme-linked immunosorbent assay or Sandwich ELISA is a scientific technique used by researchers to detect the presence of an antibody or an antigen in a sample.An ELISA can also be used as a diagnostic tool in medicine.andwich ELISA Protocol. An Enzyme-linked immunosorbent assay or Sandwich ELISA is a scientific technique used by researchers to detect the presence of an antibody or an antigen in a sample.
The most powerful ELISA assay format is the sandwich assay. This type of capture assay is called a âsandwichâ assay because the analyte to be measured is bound between two primary antibodies â the capture antibody and the detection antibody.The sandwich format is used because it is sensitive and robust.he most powerful ELISA assay format is the sandwich assay. This type of capture assay is called a âsandwichâ assay because the analyte to be measured is bound between two primary antibodies â the capture antibody and the detection antibody.