Anti-CALD1 (mouse IgG1, MS-1251-P0, NeoMarkers, Fremont, CA, USA, 1:500), anti-COCH (rabbit IgG, HPA050122, Atlas Antibodies, Bromma, Sweden, 1:200), anti-CCN2 (goat IgG, sc14939, Santa Cruz Biotechnology, Santa Cruz, CA, USA, 1:200), anti-ATP1B1 (mouse IgG2a, ab2873, Abcam, Cambridge, UK, 1:1000), anti-ATP1A1 (rabbit IgG, ab76020, Abcam, Cambridge, UK, 1:1000), anti-SLC12A2 (goat IgG, sc-21545, Santa Cruz Biotechnology, Santa Cruz, CA, USA, 1:1000), anti-KCNJ16 (rabbit IgG, APC123, Alomone labs, Jerusalem, Israel, 1:1000), anti-CA2 (rabbit IgG, sc-25596, Santa Cruz Biotechnology, Santa Cruz, CA, USA, 1:500), anti-GLUT1 (rabbit IgG, ab115730, Abcam, Cambridge, UK, 1:500), anti-COL2A1 (mouse IgG2b, sc-52658, Santa Cruz Biotechnology, Santa Cruz, CA, USA, 1:100).
The following secondary antibodies were used: donkey anti-mouse IgG, Alexa Fluor Plus 488 (A32766, Invitrogen, Waltham, MA, USA, 1:500); donkey anti-rabbit IgG, Alexa Fluor Plus 555 (A32794, Invitrogen, Waltham, MA, USA, 1:500); and donkey anti-goat Alexa Fluor Plus 647 (A32849, Invitrogen, Waltham, MA, USA, 1:500).