How to conjugate the iron oxide nanoparticles with COOH-PEG-NH2 ?

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Ali Alsuraifi

as iron oxide is negatively charged, and the amine group will be positively charged in aqueous medium , so just sonicate iron oxide with your compound in water. This what we did when we coated iron oxide with PEI which consist of amine groups.

Amarjeet Bisla

Thanks and Please share the literature which you followed

Vinay S P

Hi Amarjeet, i think this link can help you.

https://books.google.co.in/books?id=GDKgDQAAQBAJ&pg=PA210&lpg=PA210&dq=how+to+conjugate+the+iron+oxide+nanoparticles+with+COOH-PEG-NH2&source=bl&ots=8o7o441Ho1&sig=ACfU3U2-n0DlcFizJ-UeRwyBIv6_WZMHPQ&hl=en&sa=X&ved=2ahUKEwih8sT0rJLgAhUaUN4KHZgRDQ0Q6AEwA3oECAUQAQ#v=onepage&q=how%20to%20conjugate%20the%20iron%20oxide%20nanoparticles%20with%20COOH-PEG-NH2&f=false