Mailing Address: Rogério E. Sarmento-Leite • Av. Princesa Isabel, 370, Santana, Postal Code: 90620-000, Porto Alegre, RS – Brazil E-mail: [email protected], [email protected] Manuscript received May 04, 2012, revised manuscript September 05, 2012, accepted October 29, 2012.

Mind: " By convention colour, by convention cold, by convention bitter: in reality atoms and void. " Senses: " Poor mind, do you take your evidence from us and then try to overthrow us? Our overthrow is your fall. " Democritus (460-370 BC)

Following excitation in the range 370-405 nm, the emission spectrum of a cell permeable macrocyclic Eu(III) complex incorporating an N-methylsulfonamide moiety changes form with pH, allowing ratiometric pH measurements in the range 6 to 8.

INTRODUCTION............................................................. 365 ISOLATION AND PURIFICATION................................... 365 CHEMISTRY OF GLYCOLIPIDS................................... 366 Glycosyl Diglycerides................................... 366 Acylated Sugar Derivatives................................................... 369 BIOSYNTHESIS.....................................

Abstract Introduction We report a case of small cell carcinoma the prostate (SCCP) which is rare, high-grade malignant neoplasm accounting for 1% all cancers (CPa). Case Presentation A 56-year-old male patient initially presented to primary care with six-month history frequency, nocturia and pain in perineal region when seated. positive family-history CPa was noted, serum PSA 11.58, rectal exam...