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Tidy sulphonations of simple porphyrins opened the way to diverse desired, inexpensive structures in a very simple manner. The option to concentrate interests on improvements of synthetic methods to obtain simple and diversified tetrapyrrolic structures proved to be advantageous. Interesting biomimetic oxidation and photooxidation systems and PDT sensitizers were developed and significant knowledge was achieved in these specific and related areas. This review presents a view of our own results in the synthetic area, and outlines the contributions therefrom to the study of biomimetic and therapeutic processes. <\/jats:p>","DOI":"10.1142\/s1088424609000607","type":"journal-article","created":{"date-parts":[[2009,7,20]],"date-time":"2009-07-20T03:52:17Z","timestamp":1248061937000},"page":"429-445","source":"Crossref","is-referenced-by-count":12,"title":["The small stones of Coimbra in the huge tetrapyrrolic chemistry building"],"prefix":"10.1142","volume":"13","author":[{"given":"Ant\u00f3nio M.d'A.","family":"Rocha Gonsalves","sequence":"first","affiliation":[{"name":"Departamento de Qu\u00edmica, Universidade de Coimbra, Rua Larga, 3004-535 Coimbra, Portugal"}]},{"given":"Arm\u00e9nio C.","family":"Serra","sequence":"additional","affiliation":[{"name":"Departamento de Qu\u00edmica, Universidade de Coimbra, Rua Larga, 3004-535 Coimbra, Portugal"}]},{"given":"Marta","family":"Pineiro","sequence":"additional","affiliation":[{"name":"Departamento de Qu\u00edmica, Universidade de Coimbra, Rua Larga, 3004-535 Coimbra, Portugal"}]}],"member":"219","published-online":{"date-parts":[[2012,4,8]]},"reference":[{"key":"rf1","first-page":"392","author":"Cavaleiro J. 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