Gilbert is out of the lineup for Wednesday's game against the Guardians.
Giants manager Tony Vitello indicated Wednesday that Mayer (forearm) could return from the 10-day injured list and make his team debut Monday versus the Reds, Andrew Baggarly of The Athletic reports.
The Giants optioned Sanmartin to Triple-A Sacramento on Wednesday.
The Giants claimed Abner off waivers from the Diamondbacks on Wednesday and optioned him to Triple-A Sacramento.
Adames (back) will start at shortstop and bat third in Wednesday's game against the Guardians.
The Giants transferred Susac (knee) from the 10-day injured list to the 60-day IL on Wednesday.
The Giants transferred Bader (foot) from the 10-day injured list to the 60-day IL on Wednesday, Alex Pavlovic of NBC Sports Bay Area reports.
The Giants selected Wilkinson's contract from Triple-A Sacramento ahead of his scheduled start Wednesday in Cleveland, Alex Pavlovic of NBC Sports Bay Area reports.
The Guardians recalled Fry from Triple-A Columbus on Wednesday.
The Guardians placed Hoskins on the 10-day injured list Wednesday due to low back inflammation.
