There is Mouse monoclonal antibody against HN protein of NDV. You can get it from ABCAM (Anti-Newcastle Disease virus antibody [9F7]). I can help you with the contact of supplier if you want to order.
Thank you Dr. Muhammad, I am currently in Malaysia. I will ask the company In Shaa Allah to hear from them. Yeah, I want purchase for the Ant-NDV for HN and F proteins Can you help?.