Raul Dodsworth Machado, Brazilian microscopist (Belo Horizonte 11 June 1917 – Rio de Janeiro 05 August 1996)

Authored about 80 scientific papers

Performed outstanding contributions to knowledge of Electrophorus electricus ultrastructure

Authored with K.R. Porter classic papers on plant cell division and endoplasmic reticulum of plant cells

METHODS

With M.E. Fonseca, N. Frimer, R.E. Mendonça & J.N. Couceiro. A combined staining technique developed for virus particle observation in the electron microscope. Rev. Bras. Biol. 44(1):37-40, 1984

With N.M. Pereira, W. de Souza & F.T. de Castro. Isolation and properties of flagella of Trypanosomatids. J. Protozool. 24(4):511-4, 1977 

Developed a method for observation of phase changes in vegetable waxes

Melting and crystallization of vegetable waxes. J. Amer. Oil Chem. Soc. 34:388-93, 1957

A method of emptying and examining glass microelectrodes under the electron microscope

With G.M. Oliveira Castro. Control of glass microelectrodes for intracellular recordings. Experientia 25:556-8, 1969 

SOME BIBLIOGRAPHY

With C.F. Barros. Epidermis and epicuticular waxes of Syagrus coronata leaflets. Can. J. Bot. 73:1947-52, 1995

With J.B. Fontenelle & C.G. Costa. Foliar anatomy and micromorphology of eleven species of Eugenia L. (Myrtaceae). Bot. J. Linn. Soc. 115:111-33, 1994

With F.C. Miguens & R.P. Louro. A scanning electron microscope study of normal and vitrified leaves from Datura insignis plantlets cultured in vitro. Plant Cell Tiss. Organ Culture 32(1):109-113, 1993

With G.B. Fontenelle & D.M.S. Gomes. Anatomia foliar de Gomidesia martiana Berg e G. fenzeliana Berg (Myrtaceae). Rev. Bras. Bot. 16(1):17-30, 1993

With R.P. Louro & F.C. Miguens. Structure and development of stellate trichomes in Andradaea floribunda Fr. Allem. (Nyctaginaceae). Bot. J. Linn. Soc. 109(2):203-10, 1992

With M. Taffarel, M. Attias & W. de Souza. Structural and cytochemical localization of the endoplasmic reticulum in the electrolyte of Electrophorus electricus. Micros. Electron. Biol. Cell. 12(1):35-44, 1988

With F.C. Miguens & M.A. Esquibel. Scanning electron microscopy of the electric organs of Electrophorus electricus L. Cell Tiss. Res. 234(3):641-53, 1983 

With W. de Souza, M. Benchimol, M. Attias & K.R. Porter. Observations on the innervated face of the electrolyte of the main organ of the electric eel (Electrophorus electricus L.). Cell Tiss. Res. 213(1):69-80, 1980

With J.T.C. Araújo & W. de Souza. Ultrastructural localization of calcium-binding sites in the electrolyte of Electrophorus electricus (L.). Cell. Set. 38:97-104, 1979

With M.M. Oliveira  & C. Chagas Filho. Calcium binding to electroplate membranes from Electrophorus electricus (1978)

With W. de Souza, A. Hasson-Voloch, C. Somlo & M. Benchimol. Localization of ATPases on the membranes of the electrolyte of Electrophorus electricus (L.). Cell Tiss. Res. 185:115-28, 1977

With W. de Souza, G. Cotta Pereira & G. Oliveira Castro. On the fine structure of Electrophorus electricus L. Cell Tissue Res. 174:355-66, 1976 

With R. Schmid. Pit membranes in hardwoods. Fine structure and development. Protoplasma 66(1):185, 1968

With F.R. Milanez & C.A. Areia. Alguns aspectos da infraestrutura foliar. XVIII Congr. Nac. Botanica (1967)

With M.A.B. Arraes & V.A. Nepomuceno. Sobre a anatomia da folha da carnaubeira (Copernicia prunifera Miller) H.E. Moore. An. Acad. Bras. Ciencias (1966)

With A. Mattos Filho & J.M.G. Pereira. Estrutura microscópica e submicroscopica da madeira da Bauhinia forficata Link (Leg. Caes.). Rodriguesia 37:313-28, 1966

With R. Schmid. Estrutura das pontuações guarnecidas de G. marginata Taub. (Leg. Caes.). Arq. J. Bot. 18:285-92, 1962-5

With R. Schmid. Observations on the structure of pit membranes in hardwood cells (1964)

The origin and fine structure of the sculptured pits in Leguminosae. Planta p.612-6, 1964

With R. Schmid. The fine structure of vestured pits in the genus Plathymenia. Holz Roh-Werkstoff 21(2):41-7, 1963

With K.R. Porter. The endoplasmic reticulum and the formation of plant cell walls (1960)

With K.R. Porter. Studies of the endoplasmic reticulum. IV. Its form and distribution during mitosis in cells of onion root tip. J. Biophys. Biochem. Cytol. 7:167, 1960

With F.R. Milanez. Aplicação da microscopia eletrônica ao estudo dos laticíferos embrionários de Euphorbia pulcherrima Willd. Rodriguesia 18-19:30-31, 1956

Pareceres sobre a essência de sassafrás, método de doseamento do safrol. Bol. Inst. Oleos (1949)

Estudos sobre as plantas ceríferas, sementes oleaginosas e método de análise. Bol. Inst. Oleo (1944-5)

Principais diferenças anatômicas entre os segmentos foliares de Copernicia australis Becc. e de C. cerifera. Bol. Inst. Oleos 3:7-12, 1945

LINKS

http://www.sbmm.org.br/arquivos/Boletim_5_Dez06.pdf (Portuguese) 

His father, Renato Brancante Machado, otorhinolaryngologist (Rio de  Janeiro 14 February 1890 – Rio de Janeiro 15 May 1958)

Developed Machado technique for surgical treatment of ozena (before C. Eyries)

Considerações sobre a terapeutica cirúrgica da ozena. Rev. Bras. Otorrin. 4:311-6, 1939