Serological analysis of blood on objects can be challenging, Lamp/Light particularly those for which limited background information is available.The Shroud of Turin is an aged linen cloth that shows the images of a man bearing wounds corresponding to scourging and crucifixion.The bloodstains on the Shroud are often reported as being human in origin; however, a modern revaluation of the prior experimental design indicates that blood from other species would have also tested positive.
The current perspective Photobook underscores the importance of consideration of a broad spectrum of potential cross-reactivity in bloodstain analysis, particularly with objects that are of indefinite origin.