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35550 DATASHEET

35550 DATASHEET

35550 DATASHEET

Product catalog summary
Overview
The TGR (Thermal Gradient Ring) is an innovative device designed for thermal preference phenotyping in mice, based on Dr. Katharina Zimmermann's method. It is particularly useful for studying neuropathic pain and discerning exploratory behavior from thermal selection behavior.

Main Features
  • Circular design with an inner diameter of 45cm and outer diameter of 57cm, eliminating border effects and spatial cues.
  • Two heating devices on opposite sides create a symmetric thermal gradient.
  • Real-time temperature measurement via embedded thermocouples.
  • Thermal insulated aluminum runway divided into 12 zones per side, each 40cm2.
  • Automatic test result recording using a dedicated camera and ANYmaze video-tracking software.
  • Includes a set of 4 dual (visible/I.R.) lights.

Instrument Description
The TGR consists of a circular running track providing a thermal gradient between colder and hotter zones. It includes a heating and a heating/cooling device, creating a controlled thermal environment monitored by thermocouples.

Experimental Configuration
The ring is divided into 12 zones per side, with a temperature gradient from 15°C to 40°C, each sector representing a 2.27°C increment.

Data Collection and Management
Data is collected and analyzed using ANYmaze software, providing outputs such as preference temperature time course, time lag to cover zones, and zone histograms.

Technical Specifications
  • Operating temperature: Heating Unit from room temperature to 65°C; Heating/Cooling Unit from 4°C to 35°C.
  • Power: Universal input 85-264 VAC, 50-60Hz.
  • Dimensions: 87x64x64(h)cm; Weight: 39Kg; Shipping Weight: 57Kg.

Method Paper
Key references include works by F. Touska, Z. Winter, and Katharina Zimmermann on thermal preference phenotyping and cold temperature encoding in mice.

Ordering Information
Cat. No. 35550 includes the complete assembly with heating/cooling devices, circular runway, camera, and support with dual lights.
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Catalog excerpts

35550 DATASHEET-1

TGR Thermal Gradient Ring General The TGR is a novel device for THERMAL PREFERENCE PHENOTYPING in mice, ac-cording to the method devised by Dr. Katharina Zimmermann. THERMAL PREFERENCE PHENOTYPING IN MICE ACCODING TO ZIMMERMANN’S METHOD Main Features l New circular design, ID 45cm, OD 57cm: duplicate values, no border effects, no spatial cues l Two heating devices on opposite sides, to establish a symmetric gradient l Exact temperature gradient measured in real time by embedded thermocouples l Thermal Insulated Ring-shaped Aluminum Runway l zones per side (specular), 40cm2 ea. 12 l Test results automatically recorded via dedicated camera (included) & ANYmaze video-tracking software l Including a set of 4 dual (visible/I.R.) lights Ugo Basile: more than 25,000 citations

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35550 DATASHEET-2

TGR THERMAL GRADIENT RING In recent years the cellular and molecular mechanisms of temperature sensing and thermoregulation are subject of intensive research. Data Collection and Management To overcome limitations evidenced in other tests, we have designed a novel circular thermal gradient assay, for thermal preference phenotyping, based on the paper “Comprehensive thermal Preference Phenotyping in Mice using a Novel Automated Circular Gradient Assay”, published by University Erlangen-Nuernberg (see Bibliography, method paper). l Preference Temperature time course ± SD Rationale of the Test The...

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All Ugo Basile catalogs and technical brochures

  1. Catalogue 2019

    131  Pages

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