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Valentin Daschner

Valentin Daschner
Valentin Daschner
Bachelor Student
M1125 +49-7531-88-xxxx

Bio
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Spinal projection neurons (SPN): These SPNs were labeled through backfilling the spinal cord with a fluorescent dye.

I am Valentin, a student with a strong interest in understanding how complex behaviour emerges from a stimulus through neural activity. During my work, I have focused on combining molecular tools with experimental neuroscience, particularly using optogenetic approaches to manipulate specific neurons and study their function in living systems. This allows me to causally link neural activity to behaviour.

A central aspect of my interest lies in collective behaviour, especially how individual actions influence group dynamics. By studying the escape or flight response in zebrafish, I explore how a single neuron, such as the Mauthner cell, can trigger rapid behavioural changes and how these responses propagate within a group during decision-making processes.

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Electroporation set up: 1. Fluorescence microscope, 2. Micromanipulator, 3. Stages for unidirectional controle, 4. DAC (digital-to-analog converter), 5. Oscilloscope, 6.Controller for the stages and manipulators.

To investigate these questions, I use the art of single cell electroporation as well as imaging and microscopy techniques, including fluorescence and two-photon microscopy. These methods enable me to visualize neuronal structures and activity with high spatial resolution, providing insights into the underlying circuitry that drives behaviour. Through this combination of molecular manipulation and advanced imaging, I aim to better understand the connection between single-cell activity and complex, collective phenomena.

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The Mauthner cell post Electroporation: Here you see the Mauthner cell only seconds after it was electroporated.

Outside of my academic work, I enjoy art, gaming, and audiobooks as a way to relax and clear my mind. I also make sure to stay active with sports, it helps me keep a good balance overall.
I would describe myself as a knowledge-driven and hard-working person with a genuine passion for science.

Projects
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Methods
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Thesis
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Title Targeted optogenetic control of individual motor behaviour during collective decision making
Type Bachelor thesis
Period 2026–2026

CV
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Positions

2024–2026 Hiwi, University of Konstanz
2023–2024 Hiwi, Max Plank Institute of Animal Behavior

Education

Since 2022 Bachelor in Biological Sciences, University of Konstanz

Publications
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