You are injecting a liquid thats going to disperse into the muscle and sit there for a while, so there may be a little bit of soreness related to that. Other common side effects include diarrhea, headache, and swelling (and not only at the site of the injection)
Verify batch identity (MS confirmed) and purity (99% HPLC) before use
Cobalamin deficiencies or a lack of Vitamin B12 can also lead to issues such as anemia or the feeling of fatigue and cognitive problems in most people
The correct protocol involves separate injections at separate sites, typically the same day or as directed by the prescribing APRN
Therefore, the final output reflected the average value from a mixed population of cells in different stages, that is, from cells in which the analyzed promoter might have contained bound Pol II and was transcribed, and also from cells in which the analyzed promoter might have been methylated and repressed