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Octet Instrument Platform
Dip and Read™ Biosensors
Dip and Read™ Assay Kits
Custom Services
384TW Microplates
Octet Software
BLI Technology
Frequently Asked Questions

Octet RED384 and Octet QK384 System Specifications

SAMPLE AND ANALYSIS

Detection Technology

Bio-Layer Interferometry (BLI)

Biosensor Type

Disposable, single-use fiber optic biosensors with optional reuse by regeneration and/or re-racking

Information Provided

  • Kinetic and affinity analysis —kobs, ka, kd, KD
  • Kinetic screening for ka or kd
  • Binding specificity and cooperativity
  • Concentration monitoring of real-time binding (no need for background subtraction)
  • Automated concentration determinations

Data Presentation

  • Plots displaying kinetic binding, equation fits, and residuals of fits
  • Tabulated kinetic data and data charts

Sample Types

Proteins, antibodies, peptides, media containing serum, buffers containing DMSO, periplasmic fractions, untreated cell culture supernatants, and crude cell lysates

Sample Plate

Standard, 96-well and 384-well, black, flat bottom, microplate

Sample Volume

  • 80–120 μL/well (384-well plate) and 180–220 μL/well (96-well plate)
  • Nondestructive testing, easily recovered

Orbital Flow Capacity

Static or 100–1500 rpm

Analysis Temperature Range

(Ambient + 4 °C) – 40 °C, 1 °C increments)

QUANTITATION AND KINETICS

Throughput

Up to 16 assays in parallel; up to 96 assays per 96-well plate and 384 assays per 384-well plate

Analysis Time per Sample

  • hIgG quantitation in 2 minutes for 16 samples, ≤20 minutes for 96 samples and ≤75 minutes for 384 samples
  • Real-time kinetic binding experiments from 5 minutes to 4 hours for kinetic analysis

Baseline Noise

  • < 3 pm (RMS) for Octet RED384
  • < 6 pm (RMS) for Octet QK384

Quantitation Range
for hIgG

  • Octet RED384: 0.5 μg/mL–2000 μg/mL at 400 rpm, 0.05 μg/mL–100 μg/mL at 1000 rpm
  • Octet QK384: 1 μg/mL–700 μg/mL at 400 rpm, 0.1 μg/mL–100 μg/mL at 1000 rpm

PHYSICAL SPECIFICATIONS

Dimensions

30.1” H x 31.5” W x 31.5” D
(77 cm H x 80 cm W x 80 cm D)

Weight

150 lb (68.2 Kg)

Electrical Requirements

Mains: AC 100–240 V, 5.0–2.0A, 50/60Hz, single phase
Power consumption: 195w (240 peak)

Safety Standards

CE, CSA

 

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