Tubulo-Interstitial Nephropathies : Springer : 9781461367369 : 1461367360 : 05 Nov 2012 : We are pleased to present to our readers the proceedings of the Fourth Bari Seminars in Nephrology. The Topic of these proceedings deals with tubulo­ interstitial nephropathies. The Bari Seminars in nephrology are bi-annual meetings attended by a large international audience comprised of clinician-scientists in the various disci­ plines of nephrology and related fields. We trust that our readers will find the content of these proceedings reward­ ing and interesting. We are indebted for the generous financial support of the Centro Nationale delle Richerche, Italy. Alberto Amerio Pasquale Coratelli Shaul G. Massry TUBULO-INTERSTITIAL NEPHROPATHIES 1 STRUCTURAL, ASPECTS OF THE RENAL INTERSTITIUM W.KRIZ AND K.V. LEMLEY Institute of Anatomy and Cell Biology, University of Heidelberg, D-6900 Heidelberg 1, F.R.G. Childrens Hospital of Los Angeles, Division of Nephrology, Los Angeles, U.S.A. The interstit