Torre, Vincent, Mazzolini, Monica
Academic Year 2002/2003
Torre, Vincent, Shahapure, Rajesh
Thesis submitted for the degree of “Doctor Philosophiae", Academic Year 2008/2009
A study on morphological and dynamical properties of neuronal growth cones (2009)
Torre, Vincent, Laishram, Jummi
Thesis submitted for the degree of “Doctor Philosophiae", Academic Year 2008/2009
Torre, Vincent, Kondra, Shripad
Thesis submitted for the degree of "Doctor Philosophiae", Academic Year 2008/2009
Mazzolini, Monica, Anselmi, Claudio, Torre, Vincent
The pore region of cyclic nucleotide-gated (CNG) channels acts as the channel gate. Therefore, events occurring in the cyclic nucleotide-binding (CNB) domain must be coupled to the movements of the...
Broccard, Frédéric D, Pegoraro, Silvia, Ruaro, Maria, Altafini, Claudio, Torre, Vincent
Abstract Background Neuronal plasticity is initiated by transient elevations of neuronal networks activity leading to changes of synaptic properties and providing the basis for memory and learning 1...
Broccard, Frederic D., Pegoraro, Silvia, Ruaro, Maria Elisabetta, Altafini, Claudio, Torre, Vincent
BACKGROUND: Neuronal plasticity is initiated by transient elevations of neuronal networks activity leading to changes of synaptic properties and providing the basis for memory and learning 1. An...
JN-00608-2004.R1 Quantitative characterization and classification of leech behavior (2008)
Copyright © 2004 by the American Physiological Society. JN-00608-20.R1 This paper describes an automatic system for the analysis and classification of leech behavior. Three colored beads were...
Spontaneous electrical activity and behavior in the leech Hirudo medicinalis (2007)
Garcia-Perez, Elizabeth, Mazzoni, Alberto, Torre, Vincent
In the absence of external stimuli, animals explore the environment by performing irregular movements, but the neuronal mechanisms underlying this arrhythmic motion are largely unknown. In this paper...
Andrea Giachetti, Marco Campani, Vincent Torre
The use of optical flow for the autonomous navigation
Cojoc, Dan, Difato, Francesco, Ferrari, Enrico, Shahapure, Rajesh, Laishram, Jummi, Righi, Massimo, ...
During neuronal differentiation, lamellipodia and filopodia explore the environment in search for the correct path to the axon's final destination. Although the motion of lamellipodia and filopodia...
On the Dynamics of the Spontaneous Activity in Neuronal Networks (2007)
Mazzoni, Alberto, Broccard, Frederic D., Garcia-Perez, Elizabeth, Bonifazi, Paolo, Ruaro, Maria Elisabetta, Torre, Vincent
Most neuronal networks, even in the absence of external stimuli, produce spontaneous bursts of spikes separated by periods of reduced activity. The origin and functional role of these neuronal events...
Calcium dynamics and compartmentalization in leech neurons (2006)
Torre, Vincent, Andjelic, Sofija
The aim of this project was to study how and where action potentials arise and propagate in the arborizations of identified neurons in the central nervous system of the leech. A major aim was to...
Information processing in dissociated neuronal cultures of rat hippocampal neurons (2006)
Torre, Vincent, Bonifazi, Paolo
One of the major aims of Systems Neuroscience is to understand how the nervous system transforms sensory inputs into appropriate motor reactions. In very simple cases sensory neurons are immediately...
Locking CNGA1 channels in the open and closed state (2006)
Nair, Anil V., Mazzolini, Monica, Codega, Paolo, Giorgetti, Alejandro, Torre, Vincent
With the aim of understanding the relation between structure and gating of CNGA1 channels from bovine rod, an extensive cysteine scanning mutagenesis was performed. Each residue from Phe-375 to...
Statistics of decision making in the leech (2005)
Garcia-Perez, Elizabeth, Mazzoni, Alberto, Zoccolan, Davide, Robinson, Hugh P. C., Torre, Vincent
Animals continuously decide among different behaviors, but, even in invertebrates, the mechanisms underlying choice and decision are unknown. In this article, leech spontaneous behavior was tracked...
A homology model of the pore region of HCN channels (2005)
Giorgetti, Alejandro, Carloni, Paolo, Mistrik, Pavel, Torre, Vincent
HCN channels are activated by membrane hyperpolarization and regulated by cyclic nucleotides, such as cyclic adenosine-mono-phosphate (cAMP). Here we present structural models of the pore region of...
Movement of the C-helix during the gating of cyclic nucleotide-gated channels (2002)
Mazzolini, Monica, Punta, Marco, Torre, Vincent
Movements within the cyclic nucleotide-binding domain of cyclic nucleotide-gated channels are thought to underlie the initial phase of channel gating (Tibbs, G. R., D. T. Liu, B. G. Leypold, and S....
Zoccolan, Davide, Torre, Vincent
Activation of motoneurons innervating leech muscles causes the appearance of a two-dimensional vector field of deformations on the skin surface that can be fully characterized using a new technique...
Roncaglia, Paola, Mistrik, Pavel, Torre, Vincent
The current flow through hyperpolarization-activated cyclic nucleotide-gated (HCN) channels, referred to as I(h), plays a major role in several fundamental biological processes. The sequence of the...
Zoccolan, Davide, Pinato, Giulietta, Torre, Vincent
The nervous system of the leech is a particularly suitable model to investigate neural coding of sensorimotor responses because it allows both observation of behavior and the simultaneous measurement...
Davide Zoccolan, Giulietta Pinato, Vincent Torre
The nervous system of the leech is a particularly suitable model to investigate neural coding of sensorimotor responses because it allows both observation of behavior and the simultaneous measurement...
The Interaction of Na+ and K+ in the Pore of Cyclic Nucleotide-Gated Channels (2000)
The permeability ratio between K+ and Na+ ions in cyclic nucleotide-gated channels is close to 1, and the single channel conductance has almost the same value in the presence of K+ or Na+. Therefore,...
Physical origin of selectivity in ionic channels of biological membranes (1999)
Laio, Alessandro, Torre, Vincent
This paper shows that the selectivity properties of monovalent cation channels found in biological membranes can originate simply from geometrical properties of the inner core of the channel without...
Becchetti, Andrea, Gamel, Katia, Torre, Vincent
In voltage- and cyclic nucleotide–gated ion channels, the amino-acid loop that connects the S5 and S6 transmembrane domains, is a major component of the channel pore. It determines ion selectivity...
Green Theorems and Qualitative Properties of the Optical Flow. (1998)
Poggio, Tomaso, Verri, Alessandro, Torre, Vincent
The optical flow is the field of apparent velocities derived from the time-dependent image. On the basis of computational arguments it has been suggested that measurements of the optical flow may be...
The use of optical flow for the analysis of non-rigid motions (1996)
Andrea Giachetti, Vincent Torre
This paper analyses the 2D motion field on the image plane produced by the 3D motion of a plane undergoing simple deformations. When the deformation can be represented by a planar linear vector...
Refinement of Optical Flow Estimation and Detection of Motion Edges (1996)
Andrea Giachetti, Vincent Torre
. In this paper a multi-scale method for the estimation of optical flow and a simple technique for the extraction of motion edges from an image sequence are presented. The proposed method is based on...
Computer Assisted Analysis of Echocardiographic Image Sequences (1995)
Andrea Giachetti, Marco Cappello, Guido Gigli, Vincent Torre
. In this paper we present a semi-automatic system for the analysis of echocardiographic image sequences, able to provide useful information to cardiologists. The proposed approach combines well...
Green Theorems and Qualitative Properties of the Optical Flow (1991)
Poggio, Tomaso, Verri, Allessandro, Torre, Vincent
How can one compute qualitative properties of the optical flow, such as expansion or rotation, in a way which is robust and invariant to the position of the focus of expansion or the center of...
Green Theorems and Qualitative Properties of the Optical Flow (1991)
Poggio, Tomaso, Verri, Allessandro, Torre, Vincent
How can one compute qualitative properties of the optical flow, such as expansion or rotation, in a way which is robust and invariant to the position of the focus of expansion or the center of...
Ill-posed problems in early vision (1988)
Mario Bertero, Tomaso A. Pogcio, Vincent Torre
The first processing stage in computational vision, also called early vision, consists of decoding two-dimensional images in terms of properties of 3-0 surfaces. Early vision includes problems such...
Ill-Posed Problems in Early Vision (1987)
Bertero, Mario, Poggio, Tomaso, Torre, Vincent
The first processing stage in computational vision, also called early vision, consists in decoding 2D images in terms of properties of 3D surfaces. Early vision includes problems such as the recovery...
Ill-Posed Problems in Early Vision (1987)
Bertero, Mario, Poggio, Tomaso, Torre, Vincent
The first processing stage in computational vision, also called early vision, consists in decoding 2D images in terms of properties of 3D surfaces. Early vision includes problems such as the recovery...
Koch, Christof, Poggio, Tomaso, Torre, Vincent
The vertebrate retina, which provides the visual input to the brain and its main interface with the outside world, is a very attractive model system for approaching the question of the information...
Koch, Christof, Poggio, Tomaso, Torre, Vincent
The vertebrate retina, which provides the visual input to the brain and its main interface with the outside world, is a very attractive model system for approaching the question of the information...
Christof Koch, Tomaso Poggio, Vincent Torre
Abstract. An understanding of brain function will ultimately require an understanding of the elementary information processing operations performed by synapses, membranes and neurons. Such knowledge,...
Ill-Posed Problems and Regularization Analysis in Early Vision (1984)
Tomaso, Poggio, Torre, Vincent
One of the best definitions of early vision is that it is inverse optics --- a set of computational problems that both machines and biological organisms have to solve. While in classical optics the...
Ill-Posed Problems and Regularization Analysis in Early Vision (1984)
Tomaso, Poggio, Torre, Vincent
One of the best definitions of early vision is that it is inverse optics --- a set of computational problems that both machines and biological organisms have to solve. While in classical optics the...
Roncaglia, Paola, Mistrík, Pavel, Torre, Vincent
The current flow through hyperpolarization-activated cyclic nucleotide-gated (HCN) channels, referred to as I(h), plays a major role in several fundamental biological processes. The sequence of the...
Movement of the C-helix during the gating of cyclic nucleotide-gated channels.
Mazzolini, Monica, Punta, Marco, Torre, Vincent
Movements within the cyclic nucleotide-binding domain of cyclic nucleotide-gated channels are thought to underlie the initial phase of channel gating (Tibbs, G. R., D. T. Liu, B. G. Leypold, and S....
The contribution of the electrogenic sodium—potassium pump to the electrical activity of toad rods
1. The membrane potential of rods in the isolated toad retina was recorded while changing the ionic composition of the extracellular medium.
The contribution of the electrogenic sodium—potassium pump to the electrical activity of toad rods
1. The membrane potential of rods in the isolated toad retina was recorded while changing the ionic composition of the extracellular medium.
Roncaglia, Paola, Mistrík, Pavel, Torre, Vincent
The current flow through hyperpolarization-activated cyclic nucleotide-gated (HCN) channels, referred to as I(h), plays a major role in several fundamental biological processes. The sequence of the...
Movement of the C-helix during the gating of cyclic nucleotide-gated channels.
Mazzolini, Monica, Punta, Marco, Torre, Vincent
Movements within the cyclic nucleotide-binding domain of cyclic nucleotide-gated channels are thought to underlie the initial phase of channel gating (Tibbs, G. R., D. T. Liu, B. G. Leypold, and S....
On the Dynamics of the Spontaneous Activity in Neuronal Networks
Mazzoni, Alberto, Broccard, Frédéric D., Garcia-Perez, Elizabeth, Bonifazi, Paolo, Ruaro, Maria Elisabetta, Torre, Vincent
Most neuronal networks, even in the absence of external stimuli, produce spontaneous bursts of spikes separated by periods of reduced activity. The origin and functional role of these neuronal events...
Cojoc, Dan, Difato, Francesco, Ferrari, Enrico, Shahapure, Rajesh B., Laishram, Jummi, Righi, Massimo, ...
During neuronal differentiation, lamellipodia and filopodia explore the environment in search for the correct path to the axon's final destination. Although the motion of lamellipodia and filopodia...
Becchetti, Andrea, Gamel, Katia, Torre, Vincent
In voltage- and cyclic nucleotide–gated ion channels, the amino-acid loop that connects the S5 and S6 transmembrane domains, is a major component of the channel pore. It determines ion selectivity...
Spontaneous Electrical Activity and Behavior in the Leech Hirudo Medicinalis
Garcia-Perez, Elizabeth, Mazzoni, Alberto, Torre, Vincent
In the absence of external stimuli, animals explore the environment by performing irregular movements, but the neuronal mechanisms underlying this arrhythmic motion are largely unknown. In this...
Mazzolini, Monica, Anselmi, Claudio, Torre, Vincent
The pore region of cyclic nucleotide–gated (CNG) channels acts as the channel gate. Therefore, events occurring in the cyclic nucleotide–binding (CNB) domain must be coupled to the movements of...