The objective of this work was to evaluate photodynamic therapy (PDT) by using a hematoporphyrin derivative as a photosensitizer and light-emitting diodes (LEDs) as light source in induced mammary tumors of Sprague-Dawley ...

The Transmissible Venereal Tumor (TVT) has been classified according to the predominant cell type as follows: lymphocytoid, plasmocytoid, and mixed. Various degrees of aggressiveness with large array of biological behaviour ...