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.
Brain shrinkage. These MRIs reveal shrinkage of the hippocampus, a part of the brain associated with memory, during the transition from normal cognitive function to mild cognitive impairment. The inset on each MRI is an enlarged view of the right hippocampus. Mayo Clinic does not endorse companies or products.