How to Use "serum" with Example Sentences

1. The serum . He 's going for the door !
2. Serum institute of india , by volume , is one of the largest vaccine manufacturers in the world .
3. If a new moisturizer is good , then the combination of a new serum , toner , and night cream must be better , right ?
4. To inject the serum back into people .
5. On the serum there 's no point my staying , is there ?