Antiphosphorylated and pan Akt antibodies
were purchased from Cell Signalling Technology (Cambridge, MA, USA).
Interleukin-6 (Il-6) was purchased from Miltenyi Biotec (Auburn, CA,
USA).
The authenticated multiple myeloma-derived cell line MM1
was obtained from the European Collection of Cell Cultures and was
cultured in RPMI 1640 medium supplemented with 10% foetal bovine serum,
penicillin, and streptomycin (all obtained from Invitrogen, Paisley,
UK).44 (link)Cell viability was determined
after 24 h using Cell Titre GLO (Promega,
Southampton, UK).31 (link) Data were normalized
to vehicle controls. All data points are represented as the mean with
s.e.
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