The Giants signed Baker to a minor-league contract Tuesday.
The Giants have Ramos on the taxi squad Tuesday, Justice delos Santos of The San Jose Mercury News reports.
The Giants selected Perdomo from Triple-A Sacramento on Tuesday, Justice delos Santos of The San Jose Mercury News reports.
Gilbert was scratched from the lineup for Tuesday's game against the Pirates, Justice delos Santos of The San Jose Mercury News reports.
The Giants recalled Morgan from Triple-A Sacramento on Tuesday, Justice delos Santos of The San Jose Mercury News reports.
The Giants transferred Houser (forearm) to the 60-day injured list Tuesday, effectively ending his season, Justice delos Santos of The San Jose Mercury News reports.
Gage was pulled off his rehab assignment and shut down from throwing for a week after experiencing discomfort in his left elbow, Justice delos Santos of The San Jose Mercury News reports.
The Pirates recalled Eisert from Triple-A Indianapolis on Tuesday.
The Pirates transferred Rodriguez (hip) to the 60-day injured list Tuesday.
The Pirates selected Bethancourt's contract from Triple-A Indianapolis on Tuesday.
