🧪Immunostaining in progress🧪

① What is this? ((o(´∀｀)o))

② I see... 10% BSA/PBS + P&...

③（🥼Hey! Don't climb!🥼）

Wow！Σ(ﾟДﾟ)

④ You're a cheapskate… ( ｰ̀нｰ́ )