From the National Catholic Register:
” New research indicates that the Shroud of Turin shows signs of blood from a torture victim and undermines arguments that the reputed burial shroud of Jesus Christ was painted. Very small particles attached to the linen fibers of the shroud “have recorded a scenario of great suffering, whose victim was wrapped up in the funeral cloth,” said Elvio Carlino, a researcher at the Institute of Crystallography.”

Read the  article on  the National Catholic Register’s Website.
The complete scientific paper with its conclusions may be read at: “Atomic resolution studies detect new biologic evidences on the Turin Shroud”