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Molecular Biology and Micro/Nano-Scale Engineering(MCEN4228-006/5228-006 and MCDB4100-003/MCDB6440-002)
Y. C. Lee, Mechanical Engineering, ECME 122, 303-492-3393, [email protected]
Michael H. B. Stowell, MCD Biology, Porter B231, 303-735-2983, [email protected]
University of Colorado, Boulder, CO 80309
January 14, 2014 1
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Integrated Circuits – Information Era
Transistor counts:Intel 80386, 1985, 275,000Intel Pentium 4, 2006, 184,000,000Intel i7, 2011, 2,270,000,000 2
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Biological Cell
Bacteria (e.coli): ~1µm diameter, 2µm length, ~1µm3 in volume; 109cells/ml in an overnight culture; 107 x 109 = 1016 proteins/ml. 3
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Engineering Technology and
Molecular Biology: Same
Scales!
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Survey in 2008: IEEE Fellows• Question: Please indicate how much societal impact each
of the following fields will have on the world over the next ten years. 10= great impact on the world; 1= no impact on the world.
41%
46%
59%
72%
54%
48%
36%
26%
5%
5%
5%
2%
0% 20% 40% 60% 80% 100%
Robotics
Megacomputing
Nanotechnology
Biomolecularengineering
Great impact (8-10) Average impact (4-7) No impact (1-3)
Q1: Base = “total” (901)
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Contents• Molecular Biology• Micro/Nano-Scale Engineering• Case: Electronics for Biomedical Applications• Case: Lab on a chip• Case: Bio-fuels• Syllabus
Synergistic integration of molecular biology and micro/nano-scale engineering
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Protein: a Nano-Electro-Chemical-Mechanical Device
Activation
10 nm
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Millions or Billions of
Proteins Working Together in a
Cell
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Protein Conformations
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Videos on organelle movement and ATP Synthase.
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Contents• Molecular Biology• Micro/Nano-Scale Engineering• Case: Electronics for Biomedical Applications• Case: Lab on a chip• Case: Bio-fuels• Syllabus
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Technology Driversfor Microsystems (Hardware)
• Mainframe computers and supercomputers• Desktop workstations/personal computers• Laptop computers• Smart phones
or mobile computers(data centers)
• ?
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Integrated Circuits – Information Era
Transistor counts:Intel 80386, 1985, 275,000Intel Pentium 4, 2006, 184,000,000Intel i7, 2011, 2,270,000,00012
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What’s new?accelerometers,gyroscopes,proximity,pressure,temperature,humidity.
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Microelectromechanical Systems (MEMS)for Sensors and Actuators
Example Design
poly0 oxide 1nitride
poly2Anchor hole
oxide 2 nitride poly0 poly2
Anchor gold
(a) After Poly2 Deposition (b) Released Device
0.6
2.0
0.75
2.0
1.50.5
Layers and Nominal Thickness in Microns
0.5
MCNC
Multi-User MEMS
Processes(MUMPS)
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Smartphone-Controlled Sensors and Actuators
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Arduino board
Bluetooth
AccelerometerOther sensors
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Wearable Electronics for Biomedical Applications(workshop)_
The Intel Edison board features a low-power 22nm 400MHz Intel® Quark processor with two cores, integrated Wi-Fi and Bluetooth*.
Upload a Windows or Android application to Intel Edison and control sensors and actuators through wireless connections.Intel Edison announced in January 2014 16
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Contents• Molecular Biology• Micro/Nano-Scale Engineering• Case: Electronics for Biomedical Applications• Case: Lab on a chip• Case: Bio-fuels• Syllabus
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Structure Based Drug Design
Membrane Protein Polyhedral Nanoparticles Protein structure
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Dialysis Chamber Membrane Protein Polyhedral Nanoparticles
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Buffer
Buffer
DetergentMonomers
HighConcentration
Low
Low
Micelle Lipid
Protein
Micelle Detergent
MembraneProtein Crystals
Mixture Input
100um
Lab-on-a-Chip for Membrane Protein Crystals(CU-ME: Michael H.B. Stowell (& MCDB) and Y. C. Lee and Caltech)
• Evaluation time reduced from weeks to seconds.• Critical to increase the number of known structures from 1% to much higher.• Basic technology to produce other biological nanoparticles and molecules.
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DARPA: Rapid Threat Assessment
MAY 8, 2013
DARPA is soliciting innovative research proposals to develop new high-throughput methods and tools that will elucidate in thirty days the molecular mechanism by which threat agents, drugs, biologics or chemicals affect the function of biological cells.
Years or decades 30 days!Important to drug discovery!
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Contents• Molecular Biology• Micro/Nano-Scale Engineering• Case: Electronics for Biomedical Applications• Case: Lab on a chip• Case: Bio-fuels• Syllabus
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Bio-Fuel
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CU: A leader in Biofuels
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Biofuel: Cellulose-Digesting Enzyme(National Renewable Energy Laboratory)
Cellulose
Non-food plants Ethanol, …
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DARPA:L Living Foundries: 1000 Molecules
July 12, 2013 Build a scalable, integrated, rapid design and prototyping infrastructure for the facile engineering of biology. This infrastructure will enable transformative and currently inaccessible projects to develop advanced chemicals, materials, sensing capabilities, and therapeutics. 26
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Contents• Molecular Biology• Micro/Nano-Scale Engineering• Case: Electronics for Biomedical Applications• Case: Lab on a chip• Case: Bio-fuels• Syllabus
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