An implication of this observation is. that two forms of RNA polymerase lI, differing in their subunit composition, may exist in vivo. The in vivo phosphorylation state of. RNA polymerase II subunits has also. been investigated using the immunopre-. cipitation approach (Fig.
Add your answer. Does a lumbar MRI include imaging of sacroiliac and coccyx area? I just had a MRI and it was for pain in the sacroiliac area (aching pain) and coccyx area (stabbing/pinching pain) so I thought it was weird that it was for lumbar back pain on the order.
Large blood vessels, nerves, tendons, ligaments, and cartilage also comprise the lumbar spine. An X-ray uses small amounts of radiation to view the bones of the body. When it is focused on the lower spine, an X-ray can help detect abnormalities, injuries, or diseases of the bones in that area.According to the Mayo Clinic, a lumbar spine X-ray can show whether you have arthritis or broken bones in your back, but it cannot show other problems with the muscles, nerves, or discs.n X-ray is a useful test for many conditions. It can help your doctor understand the cause of chronic back pain or view the effects of injuries, disease, or infection. Your doctor may order a lumbar spine X-ray to diagnose: 1  birth defects that affect the spine.