Photodynamic therapy against cancer

Tumour cells have several routes that enable them to move from the primary tumour to distant tissues, a process called metastasis. It is metastasis of the primary tumour that kills most cancer patients. One of the least studied routes of metastasis is the lymphatic system. Many tumours produce factors that promote the formation of new lymphatic vessels (lymphangiogenesis). The newly formed lymphatic vessels enable tumour cells to travel from the primary tumour to the regional lymph nodes from whence they can spread throughout the body...

Read the whole article on

More from