Tumour cells can be stably transfected with fluorescent proteins. Tumours and metastases that express fluorescent proteins can be visualized non-invasively in intact animals. Transgenic mice can ...

November 24, 2025 • Our annual reading guide returns with 380+ new titles handpicked by NPR staff and trusted critics. Find 13 years of recommendations all in one place — that's more than 4,000 great ...