Neuroscientists Talk Shop

Thursday, February 5, 2015 Carmen Canavier (LSU Med Ctr) discusses modeling diverse bursting behavior in dopamine neurons, and the importance of intrinsic dynamics in understanding firing behavior of neurons. Duration: 47 minutes Discussants:(in alphabetical order) Gerard Beaudoin (Res Asst Prof, UTSA) Salma Quraishi (Res Asst Prof, UTSA) Todd Troyer (Assoc Prof, UTSA) Charles Wilson (Ewing Halsell Chair, UTSA) acknowledgement: JM Tepper for original music.

Thursday, January 29, 2015 Heather Read (U of Connecticut, Storrs) discusses issues in large scale modeling of cortical auditory networks. Duration: 30 minutes Discussants:(in alphabetical order) Salma Quraishi (Res Asst Prof, UTSA) Todd Troyer (Assoc Prof, UTSA) Charles Wilson (Ewing Halsell Chair, UTSA) acknowledgement: JM Tepper for original music.

Thursday, January 15, 2015 Stephanie Borgland (University of Calgary) discusses peptide regulation of dopamine signals related to motivation in non-homeostatic feeding. Duration: 30 minutes Discussants:(in alphabetical order) Gerard Beaudoin (Res Asst Prof, UTSA) Salma Quraishi (Res Asst Prof, UTSA) Carlos Paladini (Assoc Prof, UTSA) Matt Wanat (Asst Prof, UTSA) Charles Wilson (Ewing Halsell Chair, UTSA) acknowledgement: JM Tepper for original music.

Thursday, November 20, 2014 Joe Cheer (University of MD School of Med) discusses how endogenous cannabinoids might provide a possible braking mechanism for naturally occurring dopamine responses during motivated behaviors, and how this could be relevant to addiction relapse. Duration: 42 minutes Discussants:(in alphabetical order) Salma Quraishi (Res Asst Prof, UTSA) Carlos Paladini (Assoc Prof, UTSA) Denard Simmons (PhD student, Paladini) Matt Wanat (Asst Prof, UTSA) Charles Wilson (Ewing Halsell Chair, UTSA) acknowledgement: JM Tepper for original music.

Thursday, November 6, 2014 Thomas Hnasko (UCSD) discusses using modern molecular genetic tools in mouse models to understand the neural circuitry involved in motivated behaviors. Duration: 30 minutes Discussants:(in alphabetical order) Gerard Beaudoin (Res Asst Prof, UTSA) Carlos Paladini (Assoc Prof, UTSA) Matt Wanat (Asst Prof, UTSA) acknowledgement: JM Tepper for original music.

Thursday, October 30, 2014 John Huguenard (Stanford) discusses his work on deciphering the neuronal mechanisms that underlie synchronous oscillatory activity in the  thalamus, cortex and thalamocortical system, with specific emphasis on understanding the role of microcircuits in epilepsy. Duration: 35 minutes Discussants:(in alphabetical order) Todd Troyer (Assoc Prof, UTSA) Salma Quraishi (Asst Prof, UTSA) Charles Wilson (Ewing Halsell Chair, UTSA) acknowledgement: JM Tepper for original music.

Thursday, October 23, 2014 Michael Drew (UT Austin) discusses how his lab probes the bidirectional  relationship between behavior and adult neurogenesis in the dentate  gyrus. Duration: 35 minutes Discussants:(in alphabetical order) Doug Grow (Graduate Student) Todd Troyer (Assoc Prof, UTSA) Salma Quraishi (Asst Prof, UTSA) Charles Wilson (Ewing Halsell Chair, UTSA) acknowledgement: JM Tepper for original music.

Thursday, October 16, 2014 Micky Marinelli (UT Austin) discusses some of the heterogeneities in the dopamine system between adolescents and adults that may prevent  associations between cause and punishment. Duration: 42 minutes Discussants:(in alphabetical order) Gerard Beaudoin (Research Prof, UTSA) Carlos Paladini (Assoc Prof, UTSA) Salma Quraishi (Asst Prof, UTSA) Matt Wanat (Asst Prof, UTSA) Charles Wilson (Prof, UTSA) acknowledgement: JM Tepper for original music.

Thursday, October 9, 2014 Seema Agarwala (UT Austin) discusses the biomechanics of neural tube formation and closure in early embryogenesis. Duration: 42 minutes Discussants:(in alphabetical order) Gary Gaufo (Assoc Prof, UTSA) Salma Quraishi (Res Asst Prof, UTSA) Charles Wilson (Ewing Halsell Chair, UTSA) acknowledgement: JM Tepper for original music.

Thursday, October 2, 2014 Sam Sober (Emory/Ga Tech) discusses how the brain solves the problem of which errors to use to drive behavior and learning in the vocal learning system of songbirds.  He also discusses the importance of understanding  the biomechanics of the bird vocal organ as a way to understand the  mapping between neurons and the motor control involved in singing. Duration: 45 minutes Discussants:(in alphabetical order) Salma Quraishi (Asst Prof, UTSA) Fidel Santamaria (Assoc Prof, UTSA) Todd Troyer (Assoc Prof, UTSA) Charles Wilson (Prof, UTSA) acknowledgement: JM Tepper for original music.

Thursday, September 4, 2014 Arturo Andrade (Lipscombe Lab, Brown University) discusses voltage sensitive calcium channels in pain and anxiety.  He introduces the constellation of CaVs, their diversity, and methods he is using to tie individual channel dynamics to behavior. Duration: 35 minutes Discussants:(in alphabetical order) Salma Quraishi (Asst Prof, UTSA) Fidel Santamaria (Assoc Prof, UTSA) Todd Troyer (Assoc Prof, UTSA) Charles Wilson (Prof, UTSA) acknowledgement: JM Tepper for original music.

Thursday, April 10, 2014 Larry Zweifel (UW Seattle) discusses understanding the dopamine circuit and its behavioral consequences through genetic manipulations. Duration: 35 minutes Discussants:(in alphabetical order) Gerard Beaudoin (Asst Prof UTSA) Carlos Paladini (Assoc Prof UTSA) Salma Quraishi (Asst Prof, UTSA) Todd Troyer (Assoc Prof, UTSA) Charles Wilson (Prof, UTSA) acknowledgement: JM Tepper for original music.

Thursday, March 27, 2014 Todd Roberts (UT Southwestern) discusses using optogenetics to probe how representation of the tutor song is encoded in songbird HVC. Duration: 32 minutes Discussants:(in alphabetical order) Salma Quraishi (Asst Prof, UTSA) Todd Troyer (Assoc Prof, UTSA) Anand Kulkarni (PhD student, UTSA) acknowledgement: JM Tepper for original music.

Thursday, March 20, 2014 Massimo Scanziani (HHMI UCSD) discusses how cortical circuitry in primary visual cortex serves as an amplifier of preprocessed signals from thalamus, rather than building new representations.  He also theorizes about ways in which interneuron diversity may be catalogued and understood in the near future. Duration: 39 minutes Discussants:(in alphabetical order) Alfonso Apicella (Asst Prof, UTSA) Salma Quraishi (Asst Prof, UTSA) Todd Troyer (Assoc Prof, UTSA) Charles Wilson (Professor, UTSA) acknowledgement: JM Tepper for original music.

Thursday, February 27, 2014 Patricio O'Donnell discusses integration of hippocampal and prefrontal inputs to the nucleus accumbens, and talks about transitioning from a successful academic research career to doing basic science research in an industrial setting. Duration: 39 minutes Discussants:(in alphabetical order) Gerard Beaudoin (Res Asst Prof, UTSA) Carlos Paladini (Assoc Prof, UTSA) Charles Wilson (Professor, UTSA) acknowledgement: JM Tepper for original music.

Thursday, February 20, 2014  Paul Colombo (Tulane) discusses the dynamic interactions between memory systems, and data that indicate that subjects use different strategies  that leverage different memory systems to accomplish the same task.  He also discusses his CREB viral vector model system for manipulating interactions between memory systems. Duration: 33 minutes Discussants:(in alphabetical order) Brian Derrick (Prof, UTSA) Carlos Paladini (Assoc Prof, UTSA Salma Quraishi (Asst Prof, UTSA) Todd Troyer (Assoc Prof, UTSA Charles Wilson (Professor, UTSA) acknowledgement: JM Tepper for original music.

Thursday, February 13, 2014 Nace Golding (UT Austin) discusses dendritic integration and microsecond temporal processing in the auditory cortex. Duration: 35 minutes Discussants:(in alphabetical order) James Bower (Prof, UTHSCSA) Carlos Paladini (Assoc Prof, UTSA Salma Quraishi (Asst Prof, UTSA) Todd Troyer (Assoc Prof, UTSA Charles Wilson (Professor, UTSA)

Richard Zigmond (Case Western Reserve) discusses macrophage action in peripheral nerve regeneration. Duration: 38 minutes Discussants:(in alphabetical order) Carlos Paladini (Assoc Prof, UTSA Salma Quraishi (Asst Prof, UTSA) Charles Wilson (Professor, UTSA) acknowledgement: JM Tepper for original music. Recorded: Thursday, January 30, 2014

Shaowen Bao (UC Berkeley) discusses auditory critical periods, the use of statistically complex, naturalistic auditory stimuli to probe species-specific auditory processing and representations.  He discusses the development of categorical perception, and the hierarchical development of sensory representations specific to auditory cortex. Duration: 38 minutes Discussants:(in alphabetical order) Alfonso Apicella (Asst Prof, UTSA Salma Quraishi (Asst Prof, UTSA) Todd Troyer (Assoc Prof, UTSA) Charles Wilson (Professor, UTSA) acknowledgement: JM Tepper for original music. Recorded: Thursday, January 23, 2014

Arnold Kriegstein (UCSF) discusses differences in proliferative zones of human and mouse, and his group's discovery of a novel class of neurogenic radial glia in the outer subventricular zone of human neocortex, which  may have provided a critical evolutionary step underlying increased  cortical size and complexity in the human brain. Duration: 43 minutes Discussants:(in alphabetical order) Gary Gaufo (Assoc Prof, UTSA Annie Lin (Asst Prof, UTSA) Salma Quraishi (Asst Prof, UTSA) Charles Wilson (Professor, UTSA) acknowledgement: JM Tepper for original music. Recorded: Thursday, December 12, 2013