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Pedro Julio Labarca Prado

Principal Research

CENTRO DE ESTUDIOS CIENTÍFICOS

Valdivia, Chile

Biophysics, Ecology and Evolution

Biology , UNIVERSIDAD DE CHILE. Chile, 1975
Biophysics, School of Arts and Sciences, Brandeis University. Estados Unidos, 1980

Research Associate Full Time

Harvard Medical School.

Boston, Estados Unidos

1975 - 1976
Visiting Professor Full Time

PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

Santiago, Chile

1985 - 1987
Assistant Professor Full Time

DUKE UNIVERSITY

Carolina del Norte, Estados Unidos

1987 - 1989
Associate Professor Part Time

UNIVERSIDAD DE CHILE

Sciences

Santiago, Chile

1991 - 2000
Post-Doctoral Full Time

University of California

San Diego, Estados Unidos

1980 - 1984

Undergraduates Students:
* Orlando Jorquera, Chile
* Carolina Oliva, "Transmisión sináptica alterada en mutantes de Drosophila deficientes en inositol polifosphato 1-fosfatasa (*Carlos Maureira, colaborador)", Licenciada en Ciencias, Pontificia Universidad Católica de Santiago. Finished
*Timoty Warren (USA)
* Juan Pablo Sandoval, Chile
* Hugo Silva, Universidad Austral de Chile
* Pamela Santibañez, Universidad Austral de Chile. Finished
* Alejandra Urra Gallardo, "Caracterización Molecular de Microalgas de Nieve". Universidad Austral de Chile. Finished 2012.
* Editha Elías, Universidad Austral de Chile. Finished 2011

Postgrade Students:
* Ricardo Delgado, Chile
* Patricia Hidalgo, Chile
* Claudia Basso, Chile
* Carlos Maureira, "Registros electrofisiológicos de los Mushroom Bodies de Drosophila melanogaster" Universidad de Chile, Finished
* Ramón Jorquera Araya, "Poblaciones de Vesículas y Plasticidad SIináptica de Corta Duración en la Unión Neuromuscular de la Larva de Drosophila melanogaster". Universidad Austral de Chile. Finished 2007.
* Felipe Espinoza, México
* Carlos Muñoz -Garay, Méxicohttps://investigadores.conicyt.cl/en/profile/publications?u=1
* Gabriel Gasque, México
* Rodrigo Scheihing Aguila, "Selección Fenotípica y Variabilidad Genética Espacio-Temporal en Poblaciones de Limnocythere atacamae (OSTRACODA: LIMNOCYTHERE)”. Universidad Austral de Chile. Finished 2011.

Postdoctoral:
* Christopher Falhke, Alemania
* Sofía La Vista-Llano, Argentina

Visiting Professor:
* Biotecnology Institute.
* Universidad Autónoma de México.
* Department of Neurobiology, The Rockeffeller University.
* Department of Neurobiology, Harvard Medical School.
* Max Planck Institute for Biophysical Chemistry, Göttingen.
* Invited Professor, School of Medicine, Gunma University and Japanese Physiological Soc. (Japón).
* Invited Professor, Faculté de Medicine, L’Université Paris Rene Descartes, France.

Membership:
* Member Latinoamerican Academy of Sciences. 2002
* Chairman Latinoamerican Biophtsical Soc. 1997
* Presidential Chair in Science. 1996 - 2002

Fellowship:
* Postdoctoral fellow, Muscular Distrophy Association of America. 1982 - 1984
* Fellowship from the School of Arts and Sciences, Brandeis University. 1976 - 1979

Committees:
* Member of the Directory,“Fundación Imagen de Chile”. 2009
* Member of the Presidential Fellowships Program Committee. 2007
* Director of the course “Imaging in Neuroscience” organized by Centro de Estudios Científicos, The National Academy of Sciences, USA and the Howard Hughes Medical Institute. 2002
* Member organizing committee of International Symposia “From Ion Channels to Behavior”. 1993
* Organizer of Internatinal course "Molecular Approaches to Ion Channel Structure and Function". 1991
* Member Organizing Committee of the International Symposia "Ionic Channels in Cells and Model Systems. Centro de Estudios Científicos de Santiago, Santiago, Chile. 1984

International Scholar

Howard Hughes Medical Institute.

Estados Unidos, 1996

.
Rectoral Medal

UNIVERSIDAD DE CHILE

Chile, 2005

.
National Science Award

ACADEMIA CHILENA DE CIENCIAS

Chile, 2004

.
Rectoral Medal

UNIVERSIDAD DE CHILE

Chile, 1999

.
John Simon Guggenheim Memorial Foundation Fellowship

JOHN SIMON GUGGENHEIM MEMORIAL FOUNDATION

Estados Unidos, 1996

.
Patrimonial Chair of Excelence

CONACYT

México, 1996

.


First Record of Testate Amoebae on Glaciers and Description of a New Species Puytoracia jenswendti nov sp (Rhizaria, Euglyphida) Santibanez, PA; Kohshima S.; Scheihing, RA; Silva R.; Jaramillo, JI; Labarca, PJ; Casassa, G. Article ISI SCOPUS Acta Protozoologica (2011)
Viability selection on body size in a non-marine ostracod Scheihing, R; Labarca P.; Cárdenas L.; Nespolo, RF Article ISI SCOPUS Hydrobiologia (2011)
A quantitative survey of the aquatic invertebrate community in the "Monumento natural Salar de Surire" on the Chilean Altiplano Scheihing, R; Labarca P.; Santibáñez P; Asencio G.; Clasing, E; Nespolo, RF Article ISI SCOPUS Journal of Natural History (2010)
Morphological and molecular analysis of centropagids from the high Andean plateau (Copepoda: Calanoidea) Scheihing, R; Cárdenas L.; Nespolo, RF; Krall, P; Walz, K; Kohshima S.; Labarca P. Article ISI SCOPUS Hydrobiologia (2010)
Glacier mass balance interpreted from biological analysis of firn cores in the Chilean lake district Santibáñez P; Kohshima S.; Scheihing, R; Jaramillo, J; Shiraiwa, T; Matoba, S; Kanda, D; Labarca P.; Casassa, G. Article ISI SCOPUS JOURNAL OF GLACIOLOGY (2008)
A new species of Cletocamptus (Copepoda : Harpacticoida) firom Chile and some notes on Cletocamptus axi Mielke, 2000 Gómez S.; Scheihing, R; Labarca P. Article ISI SCOPUS JOURNAL OF NATURAL HISTORY (2007)
Sp-tetraKCNG: A novel cyclic nucleotide gated K+ channel Galindo, BE; De la Vega-Beltran, JL; Labarca P.; Vacquier, VD; Darszon, A Article ISI SCOPUS BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS (2007)
Bridging behavior and physiology: Ion-channel perspective on mushroom body-dependent olfactory learning and memory in Drosophila Gasque, G; Labarca P.; Delgado, R; Darszon, A Article ISI JOURNAL OF CELLULAR PHYSIOLOGY (2006)
Drosophila melanogaster Scramblases modulate synaptic transmission Acharya, U; Edwards, MB; jorquera ra; Silva H.; Nagashima, K; Labarca P.; Acharya, JK Article ISI SCOPUS JOURNAL OF CELL BIOLOGY (2006)
Oviduct contraction in Drosophila is modulated by a neural network that is both, octopaminergic and glutamatergic Rodriguez-Valentin, R; Lopez-Gonzalez, I; Jorquera, R; Laarca, P; Zurita M.; Reynaud, E Article ISI SCOPUS JOURNAL OF CELLULAR PHYSIOLOGY (2006)
Cholesterol-depleting compounds modulate K+-currents in Drosophila kenyon cells Gasque, G; Labarca P.; Darszon, A Article ISI SCOPUS FEBS LETTERS (2005)
Shal and Shaker differential contribution to the K+ currents in the Drosophila mushroom body neurons Gasque, G; Labarca P.; Reynaud, E; Darszon, A Article ISI SCOPUS JOURNAL OF NEUROSCIENCE (2005)
Signaling through Gs alpha is required for the growth and function of neuromuscular synapses in Drosophila Wolfgang, WJ; Clay, C; Parker, J; Delgado, R; Labarca P.; Kidokoro, Y; Forte, M Article ISI SCOPUS DEVELOPMENTAL BIOLOGY (2004)
Synaptic vesicle pools and plasticity of synaptic transmission at the Drosophila synapse Kidokoro, Y; Kuromi, H; Delgado, R; Maureira C.; Oliva, C; Labarca P. Article ISI BRAIN RESEARCH REVIEWS (2004)
Dynamics of intracellular calcium induced by lactate and glucose in rat pachytene spermatocytes and round spermatids Reyes JG.; Herrera, E; Lobos, L; Salas K; Lagos, N.; jorquera ra; Labarca P.; Benos, DJ Article ISI REPRODUCTION (2002)
Inwardly rectifying K+ channels in spermatogenic cells: Functional expression and implication in sperm capacitation Munoz-Garay, C; De la Vega-Beltran, JL; Delgado, R; Labarca P.; Felix, R; Darszon, A Article ISI SCOPUS DEVELOPMENTAL BIOLOGY (2001)
Sea urchin sperm cation-selective channels directly modulated by cAMP Sánchez D.; Labarca P.; Darszon, A Article ISI SCOPUS FEBS LETTERS (2001)
Size of vesicle pools, rates of mobilization, and recycling at neuromuscular synapses of a Drosophila mutant, shibire Delgado, R; Maureira C.; Oliva, C; Kidokoro, Y; Labarca P. Article ISI SCOPUS NEURON (2000)
Ion channels in sperm physiology. Darszon, A.; Labarca, P; Nishigaki,T; Espinosa, F Article ISI Physiol Rev. (1999)
Mouse sperm patch-clamp recording reveals Cl- channels sensitive to niflumic acid, a blocker of the sperm acrosome reaction. Espinoza, F; De la Vega, B; Lopez-Gonzalez, JL; Delgado, R; Labarca, P; Darszon, A Article ISI FEBS Lett (1998)
Outward currents in Drosophila larval neurons: dunce lacks a maintained outward current component downregulated by cAMP. Delgado, R; Davis, R; Bono, MR; Latorre, R; Labarca, P Article ISI J Neurosci (1998)
Pore accessibility during C-type inactivation in Shaker K+ channels. Basso, C; Labarca, P; Stefani, E; Alvarez, O; Latorre, R Article ISI FEBS Lett (1998)
Synaptic defects and compensatory regulation of inositol metabolism in inositol polyphosphate 1-phosphatase mutants. Acharya, JK; Labarca, P; Delgado, R; Jalink, K; Zuker, CS Article ISI NEURON (1998)
A cAMP regulated K+-selective channel from the sea urchin sperm plasma membrane. Labarca, P; Santi, C; Zapata, O; MORALES, E; Beltran, C; Li'evano, A; Darszon, A. Article ISI Dev Biol. (1996)
A ciliary K+ conductance sensitive to charibdotoxin underlies inhibitory responses in toad olfactory receptor neurons. Morales, B; Labarca, P; Bacigalupo, J. Article ISI FEBS Lett (1995)
Ion channel classes in purified olfactory cilia membranes: planar lipid bilayer studies. Jorquera, O; Latorre, R; Labarca, P Article ISI Am. J. Physiol (1995)
Ion channels from the mouse sperm plasma membrane in planar lipid bilayers. Labarca, P; Zapata, O; Beltran, C; Darszon, A. Article ISI ZYGOTE (1995)
Molecular determinants of ion conduction and inactivation in K+ channels. Kukuljan, M; Labarca, P; Latorre, R Article ISI Am. J. Physiol (1995)
Selectivity and gating properties of a cAMP-modulated, K(+)-selective channel from Drosophila larval muscle. Delgado, R; Latorre, R; Labarca, P Article ISI FEBS Lett (1995)
A high-conductance voltage-dependent multistate Ca2+ channel found in sea urchin and mouse spermatozoa. Beltrán, C; Darszon, A.; Labarca, P; Lievano, A Article ISI FEBS Lett (1994)
Inhibitory KFormula Current Activated by Odorants in Toad Olfactory Neurons Morales, B.; Ugarte, G.; Labarca, P.; Bacigalupo, J. Article ISI PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES B-CONTAINING PAPERS OF A BIOLOGICAL CHARACTER (1994)
Sea urchin sperm: an ion channel reconstitution study case Darszon, A; Labarca, P; Beltran, C; Garcia-Soto, J; Lievano, A Article ISI Methods: A companion to Methods Enzymol (1994)
Shaker mutants lack post-tetanic potentiation at motor end-plates. Delgado, R; Latorre, R; Labarca, P Article ISI Eur J Neurosci. (1994)
Insertion of ion channels into planar lipid bilayers by vesicle fusion. Labarca, P; Latorre, R Article Methods Enzymol. (1992)
K(+)-channel blockers restore synaptic plasticity in the neuromuscular junction of dunce, a Drosophila learning and memory mutant. Delgado, R; Latorre, R; Labarca, P Article ISI Proc Biol Sci. (1992)
Surface charge effects on ion conduction in ion channels. Latorre, R; Labarca, P; Naranjo, D Article ISI Methods Enzymol. (1992)
Voltage-gated currents in isolated olfactory neurons from the frog Caudiverbera caudiverbera. Delgado, R; Labarca, P Article ISI Am. J. Physiol (1992)
A cyclic AMP-activated K+ channel in Drosophila larval muscle is persistently activated in dunce. Delgado, R; Hidalgo, P; Díaz, F; Latorre, R; Labarca, P Article ISI Proc Natl Acad Sci U S A (1991)
Four cases of direct ion channel gating by cyclic nucleotides. Latorre, R; Bacigalupo, J.; Delgado, R; Labarca, P Article ISI J Bioenerg Biomembr. (1991)
Activation by saccharides of a cation-selective pathway on canine lingual epithelium. Simon, SA; Labarca, P; Robb, R Article ISI Am. J. Physiol (1989)
L-glutamate activates excitatory and inhibitory channels in Drosophila larval muscle. Delgado, R; Barla, R; Latorre, R; Labarca, P Article ISI FEBS Lett (1989)
Varieties of Calcium-Activated Potassium Channels Latorre, R; Oberhauser, A; Labarca, P; Alvarez, O Article ISI Annual Review of Physiology (1989)
Activation by odorants of a multistate cation channel from olfactory cilia. Labarca, P; Simon, SA; Anholt, RR Article ISI Proc Natl Acad Sci U S A (1988)
Ion channels from chemosensory olfactory neurons. Labarca, P; Bacigalupo, J. Article ISI J Bioenerg Biomembr. (1988)
Voltage gating of conductance in lipid bilayers induced by porin from outer membrane of Neisseria gonorrhoeae. Mauro, A; Blake, M; Labarca, P Article ISI Proc Natl Acad Sci U S A (1988)
Large cation-selective pores from rat liver peroxisomal membranes incorporated to planar lipid bilayers. Labarca, P; Wolff, D; Soto, U; Necochea, C; Leighton, F Article ISI J Membr Biol. (1986)
Native and chemically modified porin channels from Salmonella typhi Ty2 in planar lipid bilayers. Labarca, P; Lobos, S; Calderón, I; Mora, G. Article ISI FEBS Lett (1986)
Acetylcholine Receptor Channel Open States and Agonist Occupancy Labarca, P; Lindstrom, J; Montal, M Article ISI J Neurosci (1985)
Kinetic analysis of channel gating. Application to the cholinergic receptor channel and the chloride channel from Torpedo californica. Labarca, P; Rice, J; Fredkin, D; Montal, M Article ISI Biophys. J. (1985)
The occurrence of long openings in the purified cholinergic receptor channel increases with acetylcholine concentration Labarca, P; Lindstrom, J; Montal, M Article ISI J Neurosci (1985)
Acetylcholine receptor in planar lipid bilayers. Characterization of the channel properties of the purified nicotinic acetylcholine receptor from Torpedo californica reconstituted in planar lipid bilayers. Labarca, P; Lindstrom, J; Montal, M Article ISI J. Gen. Physiol. (1984)
Channel properties of the purified acetylcholine receptor from Torpedo californica reconstituted in planar lipid bilayer membranes Montal, M.; Labarca, P.; Fredkin, D.R.; Suarez-Isla, B.A. Article ISI BIOPHYSICAL JOURNAL (1984)
Reconstitution of Single Ion Channel Molecules Coronado, R; Labarca, P Article ISI Trends in Neurosci (1984)
The acetylcholine receptor channel from Torpedo californica has two open states. Labarca, P; Lindstrom, J; Montal, M Article ISI J Neurosci (1984)
A K+-selective, three-state channel from fragmented sarcoplasmic reticulum of frog leg muscle. Labarca, P; Miller, C Article ISI J Membr Biol. (1981)
A potassium Selective, Three-State Channel from the Sarcoplasmic Reticulum of Frog Muscle Labarca, P; Miller, J Article ISI J. Memb. Biol. (1981)
What can we learn from bilayers? Alvarez, O; Labarca, P Article Arch. Biol. Med. Exp. (1981)
Thermodynamic and kinetic studies of the gating behavior of a K+-selective channel from the sarcoplasmic reticulum membrane. Labarca, P; Coronado, R; Miller, C Article ISI J. Gen. Physiol. (1980)
Energetics of sodium transport in toad urinary bladder. Canessa, M; Labarca, P; DiBona, DR; Leaf, A Article ISI Proc Natl Acad Sci U S A (1978)
Metabolic Cost of Transport and the Degree of Coupling between Transport and Metabolism Canessa, M; Labarca, P; Leaf, A Article ISI J. Memb. Biol. (1978)
Metabolic cost of sodium transport in toad urinary bladder. Labarca, P; Canessa, M; Leaf, A Article ISI J Membr Biol. (1977)
Metabolic evidence that serosal sodium does not recycle through the active transepithelial transport pathway of toad bladder. Canessa, M; Labarca, P; Leaf, A Article ISI J Membr Biol. (1976)
Channel Properties of the Purified Acetylcholine Receptor Montal, M; Labarca, P Article Biophys. J.


Diálogo abierto desde el mundo de la ciencia Labarca, P; silva, C BookSection (2005)
La Biología no Existe Labarca, P BookSection (2004)
Gating and selectivity properties of a cAMP-activated K+ channel from Drosophila larval muscle. Labarca, P; Delgado, R; Jorquera, O; Maureira, C; Latorre, R; Saez, JC BookSection (1997)
Inhibitory responses to odorants in vertebrate olfactory neurons. Bacigalupo, J; Labarca, P; Morales, B; Ugarte, G; Madrid, R BookSection (1997)
Possible participation of a cAMP regulated K+ channel from the sea urchin sperm in the speract response Labarca, P; Santi, C; Zapata, O; Beltran, C; Lievano, A; Sandoval, Y; Darszon, A; Latorre, R; Saez, JC BookSection (1997)
Transducción Química en las neuronas olfatorias de los vertebrados Labarca, P; Delgado, R; Jorquera, O BookSection (1996)
Molecular Biology of K+ channels. Potassium Channels and their Modulators Latorre, R; Labarca, P; Evans, JM; Hamilton, TC; Lonjman, SD; Stemp, G; Horwood, E BookSection (1996)
Transducción Química en el Gusto Labarca, P; Morales, B BookSection (1996)
Transducción Química en el Olfato Labarca, P; Bacigalupo, J; Delgado, R; Bezanilla, F; Latorre, R; Lopez-Barneo, J; Llinas, R BookSection (1996)
Ion channels: key elements in sea urchin sperm physiology. Darszon, A; Lievano, A; Beltran, C; Labarca, P; Zapata, O; Arnulfo Zepeda BookSection (1995)
Joaquín Luco: Dos Historias de una Vida Labarca, P; Tironi, A BookSection (1991)
The reconstituted acetylcholine receptor Montal, M; Anholt, R; Labarca, P; C. Miller BookSection (1986)
Conduction and Gating in the Cholinergic Receptor Montal, M; Lindstrom, J; Fredkin, D; Labarca, P; Allen, M.J.; Usherwood, P.N BookSection (1984)
Studies on the potassium and chloride conductances drived from the fragmentes sarcoplasmic reticulum of vertebrates skeletal muscle Labarca, P BookSection (1982)
Amiloride as a Probe in the Study of Sodium Transport. Canessa, M; Labarca, P; Leaf, A; Straub, R; Bolis. L BookSection (1978)


MECANISMOS DE REGULACION DE LA DISPONIBILIDAD DE LAS VESICULAS SINAPTICAS. LABARCA PRADO, PEDRO JULIO Proyecto (2005)
DINAMICA DE LAS VESICULAS SINAPTICAS Y SECRECION DE NEUROTRANSMISOR EN LA SINAPSIS NEUROMUSCULAR DE LA DROSOPHILA MELANOGASTER. LABARCA PRADO, PEDRO JULIO; MAUREIRA PATEN, CARLOS HUMBERTO; OLIVA GUTIERREZ, CAROLINA ANDREA Proyecto (2002)
APRENDIZAJE Y RETENCION EN LA DROSOPHILA: ESTUDIOS ELECTROFISIOLOGICOS EN INDIVIDUOS NORMALES Y EN MUTANTES NEUROLOGICOS LABARCA PRADO, PEDRO JULIO; DELGADO ARRIAGADA, RICARDO ALFONSO; JORQUERA CORTES, ORLANDO ERNESTO Proyecto (0)
ESTUDIO DE CANALES IONICOS EN MEMBRANAS EXCITABLES DE POR NEUROTRANSMISORES Y SEGUNDOS MENSAJEROS EN LA CEPA NORMAL Y EN MUTANTES NEUROLOGICOS. LABARCA PRADO, PEDRO JULIO; DELGADO ARRIAGADA, RICARDO ALFONSO Proyecto (0)
ESTUDIO DE LAS CONDUCTANCIAS DE MEMBRANA Y DE LA ADAPTACION EN NEURONAS OLFATORIAS DE VERTEBRADOS BACIGALUPO VICUÑA, JUAN DOMINGO; DELGADO ARRIAGADA, RICARDO ALFONSO; LABARCA PRADO, PEDRO JULIO Proyecto (0)
ESTUDIOS DE LA PLASTICIDAD SINAPTICA Y DE LA ADQUISICION Y RETENCISON DE LA INFORMACION OLFATIVA EN IPP. UN MUTANTE DE LA DROSOPHILA DEFICIENTE EN EL METABOLISMO DEL FOSFOINOSITOL LABARCA PRADO, PEDRO JULIO; DELGADO ARRIAGADA, RICARDO ALFONSO; PEREZ TRAUTMANN, MARIA FERNANDA Proyecto (0)
ESTUDIOS ELECTROFISIOLOGICOS DE LOS MECANISMOS DE QUIMIOTRANSDUCCION Y REGULACION DE LA ACTIVIDAD ELECTRICA EN NEURONAS OLFATORIAS DE VERTEBRADOS. BACIGALUPO VICUÑA, JUAN DOMINGO; LABARCA PRADO, PEDRO JULIO Proyecto (0)
ESTUDIOS ELECTROFISIOLOGICOS EN MEMBRANAS EXCITABLES DE LA CEPA SILVESTRE Y EN MUTANTES NEUROLOGICOS DE LA DROSOPHILA LABARCA PRADO, PEDRO JULIO; DELGADO ARRIAGADA, RICARDO ALFONSO Proyecto (0)
MOVILIZACION DE VESICULAS SINAPTICAS EN LA JUNTURA NEUROMUSCULAR DE LA LARVA DE LA DROSOPHILA MELANOGASTER Y SU ROL EN LAS ALTERACIONES DE LA PLASTICIDAD SINAPTICA EN TRES MUTANTES NEUROLOGICOS LABARCA PRADO, PEDRO JULIO; DELGADO ARRIAGADA, RICARDO ALFONSO Proyecto (0)
RECEPTORES DE GLUTAMATO EN FIBRAS MUSCULARES DE LA LARVA DE DROSOPHILA MALANOGASTER. LABARCA PRADO, PEDRO JULIO; ARRIAGADA CACERES, JORGE; FIEDLER TEMER, JENNY LUCY Proyecto (0)
The Human Frontier in Science Program Labarca, Pedro Proyecto (0)