The membrane was then incubated in 4% skimmed milk for 1 h followed by primary antibody incubation GLUT-1 (1 300), GLUT-4 (1 300), HK-II (1 200), PFK-2 (1 200), Rad51 (1 200), Ku-70 (1 150) from Santa Cruz Biotechnology, HIF1α (1:1000) from Cell Signaling Tech.
The incubation with primary antibody against GLUT-1 and CAIX was performed for 30 minutes in RT (room temperature) and for HIF-1 α overnight at 4°C.
In conclusion, our work suggests that the uptake of glucose to support a highly glycolytic phenotype in hypoxic conditions might be the primary role of glut-1 in tumours, but a secondary role is to support the diversion of glycolytic end products into fatty acid synthesis in aerobic conditions.
The membranes were then incubated in a Mouse monoclonal IgG primary antibody for tilapia GLUT 1, in TTBS for 2 h at a dilution 1 5000 (Cat # ab40084, Abcam, Cambridge, UK).
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There is a strong case for cutting public debt at a faster rate before the world economy's liquidity glut dries up.The primary surpluses have come from big increases in tax revenues rather than cuts in current spending (which has risen sharply).
The primary antibodies used for blotting included anti-GLUT-1 (1:2000, Millipore), anti-GLUT-2 (1:1000, Millipore), anti-GLUT-3 (1:1000, Millipore), anti-GLUT-4 (1:1000, Millipore) and anti- β-actin (1 10000, Sigma).
Our results suggest that hypoxic conditions resulted in coordinated upregulation of HIF-1α and Glut-1 in primary tumors.
This phenomenon could equally explain why primary tumors expressing CAIX or GLUT-1 show a higher MAI, as these tumors have a favourable proliferation profile.
Primary antibodies against E-cadherin, GLUT-1 and CD34 were obtained from DAKO (DAKO, Hamburg, Germany, cat.-no. M3612, A3536 and M7165, respectively), and antibodies against CA IX and Ki67 were obtained from Abcam (Abcam, Cambridge, UK, cat.-no. ab15086 and ab16667).
