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Dias family

Ezequiel Caetano de Campos Dias (Macaé, Rio de Janeiro State 11 May 1880 – Belo Horizonte 22 October 1922)

Brother in Law of sanitarist Oswaldo Gonçalves Cruz

 

Performed studies on microbiology and experimental medicine

 

Described a stable antigen for complement-fixation reaction in leishmaniasis diagnosis

With A.M. da Cunha. Sur la préparation d’un antigene stable pour la réaction de fixation du complement dans le leishmanioses. C.R. Soc. Biol. 129:991-3, 1938. 


Described endemic adenomycosis, the ganglionar form of paracoccidioidomycosis (1910s)

Honored in genus Diasiella Travassos 1949 (Trematoda)

 

 
His son Emmanuel Dias, Brazilian physician and parasitologist (Rio de Janeiro 27 July 1908 – Uberlândia, Minas Gerais State 22 October 1962)
Protégé of physician Carlos Chagas
 
Authored at least 154 works
 
Demonstrated definitely life cycle and mode of transmission of Trypanosoma cruzi (1933)
 
Systematized chagasic chronical cardiopathy
 
Established technical basis for Chagas disease prophylaxis employing residual action insecticides independent of Romaña and Abalos (i.e. Gammexane or BHC in 1947)

With J. Pellegrino. Alguns ensaios com o “Gammexane” no combate aos transmissores da doença de Chagas no Brasil. Brasil Médico 62:185-91, 1948.

 

Perfected the xenodiagnosis technique