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Virtual Event, Actual Science

Neuroscience Virtual Workshop 2021 – Imaging Applications in Neuroscience: Assessing Neuronal Structure and Function

▶ Watch On-Demand | 25 Minutes

Beginner’s Guide to Performing Optogenetics Experiments on the Ultima 2Pplus, the All-optical Multiphoton Workstation

   

 

presented by Ewa Zarnowska, Ph.D., Sales Applications Scientist, Bruker (October 13, 2021)

       PRESENTATION HIGHLIGHTS:

  • [00:01:25] Why image neuronal activity with two-photon microscopy/GCaMP calcium indicator 
  • [00:06:57] Intro to the Ultima 2Pplus two-photon holographic microscope system
  • [00:09:24] How to set up a SLM experiment
  • [00:10:30] Uncaging galvo calibration
  • [00:11:43] How to perform SLM calibration
  • [00:18:48] Synchronizing optogenetics  stimulation with calcium imaging
  • [00:20:00] Use Cases and Sample Images
  • [00:24:00] More about calibration


       LIVE AUDIENCE Q&A:

  • [00:22:35] How does the Prairie View software handle calibration of the zero-order block/stop you from selecting those areas to stimulate?
  • [00:25:57] What mouse lines are available for simultaneous calcium imaging and optogenetic stimulation?
▶ Watch On-Demand | 30 Minutes

Fast Imaging of Large Cleared Biological Samples with Light-sheet Microscopy

   

 

presented by Jürgen Mayer, Ph.D., Senior Application Specialist and Product Manager, Luxendo (October 13, 2021)

       PRESENTATION HIGHLIGHTS:

  • [00:01:06] Introduction to light-sheet microscopy
  • [00:03:26] Review of Bruker's SPIM instruments
  • [00:04:24] Features/applications of LCS SPIM
  • [00:13:48] Practical Session: How to mount a sample for imaging with LCS SPIM
  • [00:19:20] Practical Session: Software and user-interface settings; imaging a sample in real time
  • [00:26:05] Live Audience Q&A


       LIVE AUDIENCE Q&A:

  • [00:26:12] Are the illumination lenses always the same? Can you think of any reason to change them for different purposes?
  • [00:27:11] How large the sample be? Can you scan a whole rat brain?
  • [00:27:51] What is the resolution and field of view of the LCS SPIM instrument? 
▶ Watch On-Demand | 30 Minutes

Super-Resolution Microscopy in Neuroscience

   

 

presented by Winfried Wiegraebe, Ph.D., Product Manager for Super-Resolution Microscopy, Bruker and Lauren Gagnon, Ph.D., Applications Scientist, Bruker (October 13, 2021)

       PRESENTATION HIGHLIGHTS:

  • [00:01:45] Intro to super-resolution and Single-Molecule Localization Microscopy (SMLM)
  • [00:04:48] Why and how super-resolution microscopy was developed
  • [00:10:36] SMLM methods and applications
  • [00:14:14] How Bruker's Vutara VXL SML microscope achieves even higher resolution
  • [00:15:58] Use Cases and Sample Images: SMLM in neuroscience research applications
  • [00:17:56] Review of the capabilities and instrumentation of Bruker's Vutara VXL
  • [00:20:30] Practical Session: SML imaging of microtubulin, performed in real time
  • [00:24:38] Rendering and animating data with Bruker's SRX software


       LIVE AUDIENCE Q&A:

  • [00:29:16] How difficult or easy is sample preparation for SMLM?
▶ Watch On-Demand | 25 Minutes

Precise Spatial Multiplexing for Neuronal Cell Profiling in Mouse Brain Fresh Frozen Tissue with ChipCytometry

   

 

presented by Adam Northcutt, Ph.D., Senior Scientist, Canopy Biosciences (October 13, 2021)

       PRESENTATION HIGHLIGHTS:

  • [00:00:17] What is ChipCytometry?
  • [00:01:27] Review of traditional methods for studying protein biomarkers and how ChipCytometry combines their best capabilities
  • [00:04:24] Basic/standard workflows and setup
  • [00:07:40] 14-plex Neuro Panel overview
  • [00:12:35] Use Cases and Sample Images: Cholinergic neurons, glutamatergic and dopanimergic receptors, and microglia markers
  • [00:17:41] Practical Session: How to generate quantitative, single-cell analyses with the ChipCytometry platform


       LIVE AUDIENCE Q&A:

  • [00:23:30] What is the maximum plex, in total, that can be run on ZellScannerONE?
  • [00:24:09] Is the Neuro Panel limited to mouse or is it usable in applications with other species?

Speakers

Ewa Zarnowska, Ph.D.
Sales Applications Scientist, Bruker

Ewa is a neuroscientist who specializes in advanced microscopy and electrophysiological techniques. She received her Ph.D. degree in Biophysics from the Medical University of Wroclaw, Poland. She was a tenured Assistant Scientist in the Department of Anesthesiology at the University of Wisconsin in Madison.

Dr. Lauren Gagnon

Vutara Applications Scientist, Bruker

Dr. Lauren Gagnon graduated from Emmanuel College with a degree in Chemistry before completing her PhD in Chemistry at the University of Washington. Her thesis research focused on the development of novel approaches to single molecule localization microscopy using DNA barcoded antibodies.