Relevant studies have found that in sarcopenia, the expression of mitochondrial fusion proteins (such as MFN1/2 and OPA1) decreases, while the expression of mitochondrial fission proteins (such as DRP1) relatively increases
Abcam, Cambridge, MA, USA), LC3 rabbit antibody (12741S, 1:1,000) and Beclin1 rabbit antibody (3495S, 1:1,000) (both from Cell Signaling Technology, Danvers, MA, USA) for 12 h at 4C, or with glyceraldehyde 3-phosphate dehydrogenase (GAPDH) antibody (G8795, 1:1,000
At each stage, safety and effectiveness are prioritized equally
Kidney function may require attention when gastrointestinal symptoms create a risk of significant fluid loss
The length of the infusion is also important
Tirzepatide is administered as a once-weekly injection of tirzepatide delivered via the KwikPen device