It's not an organ, but what is the interstitium?

Barry Berg, PhD (photo by Kathleen Paice Froio) Barry Berg, PhD (photo by Kathleen Paice Froio) Recent news headlines said scientists had discovered a new organ in the human body. That's not quite true, says emeritus professor Barry Berg, PhD, who has taught anatomy to thousands of medical and physical therapy students at Upstate. He explains how scientists are learning about the role of the interstitium by using a relatively new method of studying human tissue. (Click Recent news headlines said scientists had discovered a new organ in the human body. That's not quite true, says emeritus professor Barry Berg, PhD, who has taught anatomy to thousands of medical and physical therapy students at Upstate. He explains how scientists are learning about the role of the interstitium by using a relatively new method of studying human tissue. (Click here here to see the original article that prompted widespread news coverage of the interstitium.) to see the original article that prompted widespread news coverage of the interstitium.)