University of Massachusetts Amherst

Food Science

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Faculty & Research

 

 

 

Laboratory Facilities

Lipid Analysis

  • Isolation
  • Ultracentrifuges
  • Refrigerated centrifuges
  • Solvent evaporators

 

Composition

  • HPLC with Fluorescence, UV/Vis, photodiode array, electrochemical and refractive
  • Index detectors
  • Capillary Gas Chromatographs
  • Thin Layer Chromatography
  • UMass Mass Spectroscopy Center

 

Oxidative Stability

  • Accelerated shelf-life testing
  • Static Headspace Analyzer
  • Dynamic Headspace Analyzer
  • UV/Vis spectrophotometer with integrating sphere
  • Fluorometer
  • Atomic Absorption for Transition metal analysis

 

Isolation

  • Ultracentrifuges
  • Refrigerated centrifuges
  • Solvent evaporators

 

Physical Properties

  • Differential Scanning Calorimeter
  • NMR Imaging
  • UMass NMR Center

 

Physical Properties

  • Appearance and Structure

  • Image processing
  • Colorimetry
  • Ultrasonic Imaging
  • NMR Imaging

 

Rheology

  • Universal Testing Machines
  • Dynamic Shear Rheometers
  • Dynamic Mechanical Analysis
  • Torsion Tester
  • Penetrometer

 

Physical Properties

  • Digital density meter
  • Viscometers
  • Rheometers

 

Food Emulsions

Emulsion Preparation

  • High-pressure valve homogenizer – single valve
  • High-pressure valve homogenizer – dual valve
  • Ultrasonic generator
  • Membrane Homogenizer

 

Droplet Size Analysis

  • Dynamic Light Scattering
  • Laser Diffraction
  • UV-visible Spectrometry
  • Ultrasonic Spectrometry
  • NMR Restricted Diffusion
  • Microscopy (Optical and Electron)

 

Droplet Charge Analysis

  • Particle Electrophoresis (z-Potential)
  • Droplet Crystallinity Analysis

  • Differential Scanning Calorimeter (DSC)
  • Ultrasonic Resonator
  • Optical Microscopy (cross-polarizers)

 

Physicochemical Properties of Emulsions

  • Dynamic shear rheometer
  • Instron Universal Testing Machine
  • Colorimeter
  • Digital density meter
  • Ultrasonic imaging
  • NMR imaging

 

Interfacial Characteristics

  • Interfacial and surface tension meter
  • Atomic Force Microscopy
  • Quartz Crystal Microbalance

 

Bioactivity of Food Components

Tissue culture facility

  • Biological Safety cabinet
  • CO2 incubator
  • Inverted microscope (Phase contrast)
  • Cryostorage system Sonicator

 

Dehumidifier

  • Animal testing
  • Metabolic cages
  • Freezer (-80ºC)
  • Tissue homogenizer
  • ELISA assay (Plate reader, Plate washer)

 

Natural product chemistry

Isolation

  • Ultracentrifuges
  • Refrigerated centrifuges
  • Solvent evaporators
  • HPLC
  • Capillary Gas Chromatographs
  • Thin Layer Chromatography
  • Static Headspace Analyzer
  • Column chromatography

 

Identification

  • Mass spectrometry
  • UV/Vis spectrophotometers
  • Atomic Absorption for Transition metal analysis
  • UMass NMR Center
  • FT-IR

 

Food Biopolymers

  • Molecular Conformation and Dynamics

  • Dynamic light scattering
  • Static light scattering
  • Particle electrophoresis (z-Potential)
  • Interfacial and surface tension meter
  • Fluorescence spectrometer
  • UV-visible spectrometer
  • Digital density meter
  • Ultrasonic spectrometer
  • NMR relaxation
  • Ultrasensitive differential scanning calorimeter

 

Molecular Interactions

  • Isothermal titration calorimetry
  • Ultrasensitive differential scanning calorimeter
  • Fluorescence spectrometer
  • Ultrasonic resonator
  • Digital density meter

 

Physicochemical Properties

Dynamic shear rheometer

Composition

  • Gel electrophoresis apparatus
  • Scanning densitometer

 

Food Nanotechnology

  • Formation of Nanostructures

  • Continuous High-intensity Ultrasound Reactor
  • Electrospinning Unit

 

Characterization of Nanostructures

  • Dynamic Light Scattering
  • Magnetic Resonance Imaging
  • Particle Electrophoresis (z-Potential)
  • Dynamic and Static Interfacial Tensiometry
  • Isothermal Titration Calorimetry
  • Ultrasensitive differential scanning calorimeter
  • UMass Electron Microscopy Laboratories
  • UMass X-Ray Spectroscopy Facilities

 

Development of Rapid Methods for Detection of Microorganisms

PCR methodology

  • Real-time PCR thermal cycler
  • Standard thermal cyclers for DNA amplification via PCR
  • Electrophoresis chambers for DNA
  • Electronic video documentation system

 

Immunology based detection

  • Epifluorescence microscope
  • Automated ELISA reader

 

Rapid mutation detection

  • Denaturing gradient gel electrophoresis (DGGE) units

 

Plant Tissue Culture

Plant tissue culture

  • Walk-in incubator
  • Laminar flow hood
  • Stereomicroscope
  • Inverted microscope

 

Biochemical Characterization

  • Tissue disintegrator
  • Ultra low freezers
  • HPLC unit

 

Physiology of Food Borne Pathogens

  • Microbiological Studies
  • Phase microscopes with monitor and photo microscopy attachment
  • Walk-in incubators/cold room
  • Water purification systems
  • Biological Safety Cabinet

 

Cellular Disruption

  • Sonicator
  • French press

 

Biochemical characterization

  • Super speed and ultracentrifuges
  • FPLC unit
  • Fraction collectors and chromatography columns
  • UV-visible spectrophotometers
  • Vertical electrophoresis chambers and power supplies
  • Scintillation counter

 

Genetics based bacterial strain differentiation

  • Standard thermal cyclers for DNA amplification via PCR
  • Denaturing gradient gel electrophoresis (DGGE) units for mutation detection
  • Pulsed field gel electrophoresis system
  • Electrophoresis chambers for DNA
  • Electronic video documentation system
  • Electroporation

 

Biofilm and transfer studies

  • Automated ELISA reader
  • CDC Biofilm Reactor
  • Spiral plater
  • Automated plate reader