Text: gapdh gene is a good constitutive control (leech et al., 1993).

Correct capitalization: GAPDH gene is a good constitutive control (Leech et al., 1993).

Text: we get lots of positive feedback on our vip events.

Correct capitalization: We get lots of positive feedback on our VIP events.

Text: he often went past the memphis recording service, which also was the site of now legendary sun records and got a day of sight to a sign that read "recording disc $ 4" on.

Correct capitalization: He often went past the Memphis Recording Service, which also was the site of now legendary Sun Records and got a day of sight to a sign that read "Recording Disc $ 4" on.

Text: this group includes: width voltage led wall washer lww-4-24p

Correct capitalization:
This group includes: width voltage led wall washer lww-4-24p