⚠️ Application — Cell Intoxication

Cell Intoxication —
Real-Time Monitoring of Toxin Effects

Track the effect of toxins, contaminants and harmful compounds on cell morphology and viability — continuously, label-free, without removing cells from the incubator. 24 conditions in parallel.

24
toxin conditions parallel
24/7
continuous monitoring
10 min
imaging interval
0
labels required
zenCELL owl cell intoxication assay experimental setup — real-time toxin monitoring
Why continuous monitoring matters

Toxin Effects Unfold Over Time — Don't Miss a Single Step

Cell intoxication is a dynamic process. Morphology changes, detachment and cell death occur at different rates depending on toxin type and concentration. A single endpoint assay misses the kinetic profile entirely.

📹
Complete Kinetic Toxicity Profile

Image every 10 minutes from first toxin exposure through to cell death. Capture the exact onset of morphological changes, detachment kinetics and dose-dependent response curves — all automatically.

🔬
Morphology at Single-Cell Level

5MP brightfield resolution captures cell rounding, granulation changes, membrane blebbing and detachment at single-cell resolution. Document the mechanism of toxicity visually.

🔄
24 Toxin Conditions in Parallel

Test 24 different toxins, concentrations or exposure times simultaneously under identical incubator conditions. Complete dose-response relationships in a single experiment.

🏠
No Cell Removal Required

Cells stay in the incubator throughout. No temperature disruption, no CO₂ fluctuations, no contamination risk from repeated handling. Environmental conditions remain stable.

🧪
Label-Free Detection

Brightfield imaging requires no fluorescent labels or staining. Intoxication detected through confluence reduction and morphological changes — cells remain alive and intact for subsequent analysis.

📡
Remote Monitoring

Monitor toxin effects remotely from your PC or tablet. Set confluence alerts for critical thresholds. Check progress without entering the lab — especially valuable for long-duration intoxication experiments.

Anwendungen

Cell Intoxication — Where It Is Used

Real-time cell intoxication monitoring with zenCELL owl is applied across a broad range of research and testing scenarios.

💧
Environmental Toxicology

Monitor effects of environmental contaminants, heavy metals or pollutants on cell viability over time. Quantify dose-dependent responses continuously without endpoint assays.

🧫
Bacterial Toxin Research

Track the effect of bacterial toxins on host cells in real time. Capture morphological changes, membrane disruption and cell death kinetics continuously inside the incubator.

🏭
Industrial Chemical Safety Testing

Test chemical compounds for cell toxicity as part of safety evaluation. Continuous monitoring provides kinetic data that supports regulatory submissions and reduces the need for repeated experiments.

💊
Drug Side-Effect Profiling

Characterise off-target cytotoxic effects of drug candidates on non-target cell lines. Parallel testing of 24 compounds or concentrations in one experiment.

🔬
Nanoparticle Toxicity

Monitor the cellular response to nanoparticles and nanomaterials continuously. Capture early morphological changes before confluence-based assays would detect any effect.

🌊
Water & Food Safety Research

Assess the cellular toxicity of water contaminants, food additives or agricultural chemicals using continuous brightfield monitoring as a sensitive early-warning readout.

Validated practical example

Vero Cells — C. difficile TcdA Intoxication

Bacterial toxins such as those produced by Clostridioides difficile play a key role in diseases like pseudomembranous colitis. This experiment demonstrates how zenCELL owl captures the full intoxication kinetics non-invasively.

Vero cells TcdA toxin cell intoxication experimental setup zenCELL owl

Experimental setup — Vero cells exposed to TcdA toxin, imaged every 30 minutes for 15 hours.

Experimental Setup — Vero Cells / TcdA

Vero cells (African green monkey kidney epithelial cells) were exposed to C. difficile TcdA toxin and monitored continuously with zenCELL owl.

  • Cell model: Vero cells · 24-well plates · 37°C
  • Treatment: TcdA at 5 ng/mL
  • Imaging interval: every 30 minutes
  • Duration: 15 hours continuous monitoring
  • No manual imaging steps — no incubator opening

Intoxication Kinetics — Time-Resolved Morphology

Within the first hour, cells exposed to TcdA begin to round up — a hallmark morphological change indicating Rho protein glucosylation and cytoskeletal collapse. zenCELL owl captured the full progression without a single chamber opening.

  • 1h: Early onset of cell rounding — first cells detach from monolayer
  • 3h: Increased frequency of rounded cells across the well
  • 8h: Widespread intoxication — majority of cells morphologically affected
  • 15h: Complete intoxication kinetic profile documented automatically

These time points would be completely invisible with an endpoint assay — only continuous imaging reveals the full kinetic profile.

Vero cell morphological changes TcdA intoxication kinetics zenCELL owl timelapse

Morphological monitoring — cell rounding progression from 1h to 15h. High-resolution brightfield, no labels.

🏛️

Developed by:

Institute of Pharmacology and Toxicology, Ulm University Medical Center
Authors: Maria Braune, Katharina Ernst

50+
peer-reviewed publications cite zenCELL owl across all applications
Siehe alle Veröffentlichungen
FAQ

Cell Intoxication — Common Questions

What is the difference between a cytotoxicity assay and a cell intoxication assay?+
The terms overlap significantly. Cytotoxicity assays typically focus on pharmaceutical compounds and drug discovery. Cell intoxication assays more broadly cover the response to toxins, contaminants, bacterial toxins and environmental hazards. Both rely on the same zenCELL owl workflow: continuous brightfield monitoring of morphology and confluence changes over time.
How many toxin conditions can be tested simultaneously?+
Up to 24 conditions in parallel with one zenCELL owl — different toxins, concentrations or exposure durations, all under identical incubator conditions. With the SCAN add-on, this extends to 96 or 384-well plate formats.
Does zenCELL owl require fluorescent labels to detect intoxication?+
No. Intoxication is detected through brightfield imaging — morphology changes, cell rounding, granulation, detachment and confluence reduction are all clearly visible without labels. Cells remain intact throughout.

See Cell Intoxication Monitoring Live —
Free Remote Demo

Watch zenCELL owl track toxin effects on real cells inside a real incubator. On request via MS Teams.

On request via MS Teams No commitment 50+ publications Rückmeldung innerhalb 24h

Developed by:

Institute of Pharmacology and Toxicology, Ulm University Medical Center
Authors: Maria Braune, Katharina Ernst

Explore zenCELL owl

Learn more about our compact 24-channel incubator microscope for real-time, reproducible, and automated cell culture monitoring:

www.zencellowl.com
Follow us on LinkedIn: zenCELL owl / innoME GmbH

Live-Ansicht

See zenCELL owl
live, 30 min, free online

Real cells. Real data. Real comparison. Watch AI cell counting, XYZ stage and full software live inside a real incubator — twice a week via MS Teams.

Full course of live cell imaging

Get your free live online demonstration of the zenCELL owl directly inside an incubator, available twice per week.

Remote-Demo

or