Research Topics
| Hugo J F MaccioniSummaryCountry: Argentina Publications
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Detail Information
Publications
Content of endoplasmic reticulum and Golgi complex membranes positively correlates with the proliferative status of brain cellsDavid C Silvestre
CIQUIBIC CONICET Departamento de Química Biológica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Cordoba, Argentina
J Neurosci Res 87:857-65. 2009..Results suggest that the amount of endomembranes and the concentration of constituent functional proteins diminish as cells decline in their proliferative activity...
Organization of the synthesis of glycolipid oligosaccharides in the Golgi complexHugo J F Maccioni
Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC UNC CONICET, Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Cordoba, Argentina
FEBS Lett 585:1691-8. 2011....
Cellular and molecular biology of glycosphingolipid glycosylationHugo J F Maccioni
Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC UNC CONICET, Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Cordoba, Argentina
J Neurochem 117:589-602. 2011....
Glycosylation of glycolipids in the Golgi complexHugo J F Maccioni
Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC UNC CONICET, Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Ciudad Universitaria, Cordoba, Argentina
J Neurochem 103:81-90. 2007..I will also discuss how the organization of the glycosylating machinery in the Golgi may adapt to events controlling glycolipid expression...
Identification of a site in Sar1 involved in the interaction with the cytoplasmic tail of glycolipid glycosyltransferasesCristián A Quintero
Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Ciudad Universitaria, Centro de Investigaciones en Quimica Biologica de Cordoba, X5000HUA Córdoba, Argentina
J Biol Chem 285:30340-6. 2010..The results indicate that amino acids in site A of Sar1 are involved in the interaction with the CT of GGT for concentration at ER exiting sites...
Modulation of GalT1 and SialT1 sub-Golgi localization by SialT2 expression reveals an organellar level of glycolipid synthesis controlAndrea S Uliana
, UNC CONICET, , , , Ciudad Universitaria, , Argentina
J Biol Chem 281:32852-60. 2006....
Glycosyltransferase complexes improve glycolipid synthesisWaldo Spessott
Centro de Investigaciones en Química Biológica de Córdoba CIQUIBIC, UNC CONICET, Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Ciudad Universitaria, X5000 HUA Córdoba, Argentina
FEBS Lett 586:2346-50. 2012....
c-Fos activates glucosylceramide synthase and glycolipid synthesis in PC12 cellsPilar M Crespo
Centro de Investigaciones en Quimica Biologica de Cordoba, Universidad Nacional de Cordoba, Ciudad Universitaria, Córdoba X5000HUA, Argentina
J Biol Chem 283:31163-71. 2008..This strict regulation assures that lipid metabolism activation will occur as a response to cell requirements thus pointing to c-Fos as an important regulator of key membrane metabolisms in membrane biogenesis-demanding processes...
Spatial organization and stoichiometry of N-terminal domain-mediated glycosyltransferase complexes in Golgi membranes determined by fret microscopyMariana L Ferrari
Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC UNC CONICET, Universidad Nacional de Cordoba, Ciudad Universitaria, 5000 Cordoba, Argentina
Neurochem Res 37:1325-34. 2012..These results reveals that particular topological organization of GTs may have functional implications in determining the composition of glycolipids in cellular membranes...
Cog2 null mutant CHO cells show defective sphingomyelin synthesisWaldo Spessott
Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Centro de Investigaciones en Quimica Biologica de Cordoba, Universidad Nacional de Cordoba, Ciudad Universitaria, X5000 HUA Córdoba, Argentina
J Biol Chem 285:41472-82. 2010....
Calsenilin and CALP interact with the cytoplasmic tail of UDP-Gal:GA2/GM2/GD2 beta-1,3-galactosyltransferaseCristián A Quintero
Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC UNC CONICET, Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Ciudad Universitaria, X5000HUA Córdoba, Argentina
Biochem J 412:19-26. 2008..These combined in vivo and in vitro results suggest that CALP and calsenilin are involved in the trafficking of Golgi glycosyltransferases...
Defective GM3 synthesis in Cog2 null mutant CHO cells associates to mislocalization of lactosylceramide sialyltransferase in the Golgi complexWaldo Spessott
Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC, UNC CONICET, Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, 5000 Cordoba, Argentina
Neurochem Res 35:2161-7. 2010....
Cytoplasmic tails of SialT2 and GalNAcT impose their respective proximal and distal Golgi localizationAndrea S Uliana
, CIQUIBIC (UNC-CONICET, , , , Ciudad Universitaria, , Argentina
Traffic 7:604-12. 2006..Exchanging the transmembrane region and the cts of SialT2 and GalNAcT indicates that information for proximal or distal Golgi concentration is associated with the cts...
Ganglioside glycosyltransferases and newly synthesized gangliosides are excluded from detergent-insoluble complexes of Golgi membranesPilar M Crespo
, CIQUIBIC, , , Ciudad Universitaria, , Argentina
Biochem J 377:561-8. 2004..This latter event could have taken place shortly after synthesis in the Golgi cisternae, along the secretory pathway and/or at the cell surface...
ETS-1 transcription factor activates the expression of mouse UDP-Gal:GA2/GM2/GD2/GT2 galactosyltransferase geneLina P Raimondi
Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC UNC CONICET, Universidad Nacional de Cordoba, Ciudad Universitaria, 5000 Cordoba, Argentina
FEBS Lett 576:487-91. 2004..Mutagenesis, competition experiments and functional assays showed that the Ets-1 transcription factor is involved in the activation of the Gal-T2 promoter...
Endoplasmic reticulum export of glycosyltransferases depends on interaction of a cytoplasmic dibasic motif with Sar1Claudio G Giraudo
, , , , Ciudad Universitaria, , Argentina
Mol Biol Cell 14:3753-66. 2003..Collectively, the present data suggest that interaction of the dibasic motif with Sar1 participates in early steps of selection of Golgi resident glycosyltransferases for transport in COPII vesicles...
A novel motif at the C-terminus of palmitoyltransferases is essential for Swf1 and Pfa3 function in vivoAyelén González Montoro
Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC UNC CONICET, Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Ciudad Universitaria, X5000HUA Córdoba, Argentina
Biochem J 419:301-8. 2009..The motif is conserved in 70% of PATs from all eukaryotic organisms analysed, and may have once been present in all PATs. We have named this motif PaCCT ('Palmitoyltransferase Conserved C-Terminus')...
Ganglioside glycosyltransferases organize in distinct multienzyme complexes in CHO-K1 cellsClaudio G Giraudo
CIQUIBIC, , , , , Ciudad Universitaria, Argentina
J Biol Chem 278:40262-71. 2003....
Understanding the stepwise synthesis of glycolipidsHugo J F Maccioni
Centro de Investigaciones en Quimica Biologica de Cordoba, CIQUIBIC UNC CONICET, Departamento de Quimica Biologica, Facultad de Ciencias Quimicas, Universidad Nacional de Cordoba, Argentina
Neurochem Res 27:629-36. 2002..It is envisaged that the machinery for synthesis in the Golgi complex, and its dynamics, constitute a potential target for fine tuning of the control of glycolipid expression according to cell demands...
