In search of more potent derivatives of sinomenine (1), a clinically available natural alkaloid for the treatment of rheumatoid arthritis (RA), biocatalyzed cross-coupling of sinomenine and guaiacol (2) by Antrodiella semisupina, provided two unique C-C coupled (3 and 4) and one C-O linked (5) novel
Human thyroperoxidase (hTPO) is critical for the accumulation of iodide in thyroid tissues. Poorly differentiated and anaplastic thyroid tumours which lack thyroid-specific gene expression fail to accumulate iodide and, therefore, do not respond to iodine-131 therapy. We consequently investigated
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