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Volume 5, Number 47
November 20, 2006

Physical sciences and technology

Carbon nanotubes
Space elevators
Star formation in the Large Magellanic Cloud
Electrical interface to neurons with carbon nanotubes
Martian water
Global warming
Solar cells
Extrasolar planets
Cosmic dust around old stars
Lab on a chip
Grid computing
Fuel cells
Virtual reality
Cosmic rays and Cassiopeia A
Transient significant brightening in very young stars
Earthquake probability models
Graphene and spintronics
Nanotechnology risk research
Robotics
Dark energy
Planck mission to study cosmic microwave background
Entanglement of ions
X-ray free-electron lasers
Plate tectonics
Continental rifting and break-up

Life sciences

Inheritance of epigenetic changes
Role of Sonic Hedgehog in formation of neural connections
Bayesian computations in the brain
Proteome of fruit fly sperm
Speciation in the tropics
Cancer biology
Effects of testing on learning and memory
Origins of life
MicroRNA
Structure of XDNA
DNA repair
Gene control regions and morphological change
Memory consolidation and sleep
Neanderthal genome
Mathematical model of collagen
Synthetic biology
G protein signal transduction
Myelination
RNA activation of genes
Rapid evolution
DNA repair and telomeres
DNA microarray technology
Antisense RNA
Human-chimp genome differences
DNA transcription
Biology of aggression
Wnt signaling and limb regeneration

Health and medicine

Cancer
Cancer vaccine
Atherosclerosis
Phytosterols and cholestrol
Avian flu
Stem cells
AIDS
Salt intake and cardiovascular disease
Ghrelin
Tuberculosis
Rheumatoid arthritis and accelerated aging
Inflammation and cancer
Alzheimer's disease
Clinical use of RNAi
The immune system
Nanoparticle drug delivery
Longevity
Diabetes
T cells and the liver
Cardiovascular benefit of flavonoids in chocolate
Resveratrol
Regenerative medicine
Astrocytes
Antibiotic resistance of E. coli
Personality traits and heart disease
Benefits of antioxidants in cranberries


Carbon nanotubes

References:
  1. November 13, 2006 - Electron beams shrink carbon nanotubes to order
  2. November 14, 2006 - Nanotubes Grow Smaller than a Nanometer
  3. November 14, 2006 - NASA Nanotechnology Comes to Market
  4. November 15, 2006 - Honey, I Shrunk The Carbon Nanotubes! - also here
  5. November 15, 2006 - Sharpest cut from nanotube sword
  6. November 17, 2006 - Chemists Create, Grow Nanotube Seeds - also here
  7. November 18, 2006 - Secret's out for Saracen sabres
Background


Space elevators

References:
  1. November 13, 2006 - Space elevators: 'First floor, deadly radiation!'
Background


Star formation in the Large Magellanic Cloud

References:
  1. November 13, 2006 - Japanese Space Probe's View Of Large Magellanic Cloud: Star Formation At Work
Background


Electrical interface to neurons with carbon nanotubes

References:
  1. November 13, 2006 - Bridging Neurons And Electronics With Carbon Nanotubes
Background, Background


Martian water

References:
  1. November 13, 2006 - Gully Gazing: Scientists Search for Flowing Water on Mars
Background


Global warming

References:
  1. November 14, 2006 - Climate change blamed for India's monsoon misery
  2. November 14, 2006 - Report to offer climate change evidence
  3. November 16, 2006 - Arctic is warmer, greener, less icy
  4. November 16, 2006 - State of the Arctic -- Warming, Melting
  5. November 16, 2006 - Signs of Warming Continue in the Arctic - also here
  6. November 17, 2006 - Warming Arctic trying to keep its cool, study finds
  7. November 30, 2006 - Heavy rainstorms more frequent in Indian monsoon
  8. November 30, 2006 - Climate Change Produces Fewer but More Extreme Monsoon Rains
  9. December 1, 2006 - Monsoon rainfall amount stable for decades
Background


Solar cells

References:
  1. November 14, 2006 - European group raises silicon solar cell efficiency
Background


Extrasolar planets

References:
  1. November 14, 2006 - French satellite to search for new planets
  2. November 14, 2006 - COROT and the new chapter of planetary searches
  3. November 18, 2006 - Nearest extrasolar planet
Background


Cosmic dust around old stars

References:
  1. November 14, 2006 - Old stars sprinkle cosmic dust too
Background


Lab on a chip

References:
  1. November 14, 2006 - Medical Micropump: Device May Aid Development Of 'Lab On A Chip'
  2. November 15, 2006 - Lab-on-a-chip could speed up treatment of drug-resistant pneumonia - also here
Background


Grid computing

References:
  1. November 14, 2006 - Grid Computing Will Let Town Planners Play 'SimCity' For Real - also here
  2. November 15, 2006 - Grid computing 'Mappa mundi' unveiled
Background


Fuel cells

References:
  1. November 14, 2006 - Prototype Propane Fuel Cell Passes Muster In Alaska
Background


Virtual reality

References:
  1. November 15, 2006 - Virtual reality system combats phantom-limb pain
  2. November 15, 2006 - Virtual Reality Lets Amputees 'Control' Missing Limbs - also here, here
Background


Cosmic rays and Cassiopeia A

References:
  1. November 15, 2006 - Astronomers Describe Cosmic Pinball Machine - also here
  2. November 15, 2006 - Chandra Discovers Relativistic Pinball Machine - also here, here, here
  3. November 16, 2006 - Secrets of cosmic rays identified
  4. November 17, 2006 - Chandra illuminates origin of cosmic rays
Background, Background, Background


Transient significant brightening in very young stars

References:
  1. November 15, 2006 - Unruly star may be swallowing embryonic planets
Background


Earthquake probability models

References:
  1. November 15, 2006 - New Earthquake Model For Los Angeles Finds Some Faults Moving Faster Than Expected
Background


Graphene and spintronics

References:
  1. November 15, 2006 - Graphene makes its mark on spin
Background, Background


Nanotechnology risk research

References:
  1. November 15, 2006 - Scientists set 'Five Grand Challenges' for nanotechnology risk research - also here
  2. November 15, 2006 - Address nanotech concerns, experts urge - also here, here
  3. November 16, 2006 - Facing the Dangers of Nanotech
  4. November 16, 2006 - Five-step check for nano safety
  5. November 21, 2006 - Scientists Set 'Five Grand Challenges' For Nanotechnology Risk Research - also here
Background


Robotics

References:
  1. November 16, 2006 - Resilient Robot Hobbles Along, Even if Injured
  2. November 16, 2006 - New Robot Shrugs Off Injury
  3. November 16, 2006 - New Robot Can Sense Damage, Compensate - also here
  4. November 16, 2006 - Injured robots learn to limp
  5. November 17, 2006 - Thoughtful robot adapts to injury
  6. November 17, 2006 - Resilient robot adapts to environment
  7. November 17, 2006 - Robot Adapts To Injury When It Loses One Of Its Limbs
Background


Dark energy

References:
  1. November 16, 2006 - Hubble Finds Evidence For Dark Energy In The Young Universe - also here
  2. November 16, 2006 - Dark energy's presence felt in the early universe
  3. November 16, 2006 - Supernovas shed light on dark energy in report
  4. November 16, 2006 - The History of Dark Energy Goes Way, Way Back
  5. November 16, 2006 - Mysterious force's long presence
  6. November 16, 2006 - Hubble Telescope Makes New Discovery - also here
  7. November 16, 2006 - Hubble sheds light on dark energy
  8. November 16, 2006 - Dark Energy Made an Early Entry
  9. November 17, 2006 - Dark energy existed in infant universe
  10. November 17, 2006 - Dark energy dates back nine billion years
  11. November 17, 2006 - Hubble sees dark energy's youth
  12. November 20, 2006 - Hubble Confirms a Cosmic Jerk
  13. November 22, 2006 - Dark Energy at Redshift Z=1
Background


Planck mission to study cosmic microwave background

References:
  1. November 16, 2006 - Planck instruments ready for integration
Background


Entanglement of ions

References:
  1. November 16, 2006 - Entangled Ions Have Been "Purified"
Background, Background


X-ray free-electron lasers

References:
  1. November 16, 2006 - X-ray laser focuses on tiny objects
Background


Plate tectonics

References:
  1. November 17, 2006 - Geologists Find New Origins Of Appalachian Mountains - also here
Background


Continental rifting and break-up

References:
  1. November 18, 2006 - Global Strategy For Investigating Earth's Geodynamics Emerges From International Collaboration - also here
Background



Inheritance of epigenetic changes

References:
  1. November 13, 2006 - You are what your grandmother ate
Background


Role of Sonic Hedgehog in formation of neural connections

References:
  1. November 13, 2006 - Identification Of A Key Gene Required For Brain Neural Circuit Formation
Background


Bayesian computations in the brain

References:
  1. November 13, 2006 - Mysterious 'Neural Noise' Actually Primes Brain For Peak Performance - also here
Background


Proteome of fruit fly sperm

References:
  1. November 13, 2006 - Sperm Proteome Gives 'Tantalizing Glimpse' Towards The Origin Of Sex - also here
Background


Speciation in the tropics

References:
  1. November 13, 2006 - More Species In The Tropics Because Species Have Been There Longer, Study Suggests
Background


Cancer biology

References:
  1. November 13, 2006 - Discovery Could Lead To New Leukemia Treatments
  2. November 16, 2006 - Novel regulatory mechanism identified for key tumor suppressor p53
  3. November 16, 2006 - 'Tribbles' Protein Implicated In Common And Aggressive Form Of Leukemia
  4. November 17, 2006 - Blood Vessel-building Protein Halts Blood Vessels From Forming In Cancer
  5. November 17, 2006 - Does Natural Selection Drive The Evolution Of Cancer? - also here
  6. November 17, 2006 - Dendritic cells stimulate cancer-cell growth
Background


Effects of testing on learning and memory

References:
  1. November 13, 2006 - Testing Boosts Memory
Background


Origins of life

References:
  1. November 14, 2006 - Was life on Earth inevitable?
  2. November 17, 2006 - Origin Of Life: The Search For The First Genetic Material
Background


MicroRNA

References:
  1. November 14, 2006 - Scientists explore function of 'junk DNA' - also here, here
  2. November 14, 2006 - Small Molecule, Big Threat
  3. November 15, 2006 - Micro Molecules Contribute Mightily To Heart Problem
Background


Structure of XDNA

References:
  1. November 14, 2006 - Solving The Structure Of XDNA
Background


DNA repair

References:
  1. November 14, 2006 - Nanoscale Microscope Sheds First Light On Gene Repair - also here
Background


Gene control regions and morphological change

References:
  1. November 14, 2006 - What's The Difference Between Mice And Men?
Background, Background


Memory consolidation and sleep

References:
  1. November 14, 2006 - Research Challenges Theory Of Memory Storage
Background


Neanderthal genome

References:
  1. November 15, 2006 - Neanderthals have genome chunk sequenced
  2. November 15, 2006 - Genomic "Time Machine" May Pinpoint Divergence of Human and Neandertal
  3. November 15, 2006 - Neanderthal DNA secrets unlocked
  4. November 15, 2006 - Scientists Mapping Neanderthal Genome - also here
  5. November 15, 2006 - Neandertal DNA Comes to Life
  6. November 15, 2006 - DNA from Neanderthal leg shows distant split
  7. November 15, 2006 - Neanderthal DNA sequenced
  8. November 16, 2006 - Neanderthal DNA shows we're quite separate
  9. November 16, 2006 - Neanderthal Genome Sequencing Yields Surprising Results And Opens A New Door To Future Studies - also here
  10. November 16, 2006 - Genetic study of Neanderthal DNA reveals early split between humans and Neanderthals
  11. November 16, 2006 - New DNA Test Is Yielding Clues to Neanderthals
Background


Mathematical model of collagen

References:
  1. November 15, 2006 - Math Model Could Aid Study Of Collagen Ailments
Background


Synthetic biology

References:
  1. November 15, 2006 - Cells Engineered To Prevent Sepsis Win Synthetic Biology Competition
Background


G protein signal transduction

References:
  1. November 15, 2006 - Sticky Proteins Provide New Insight Into Drug Action - also here
Background


Myelination

References:
  1. November 15, 2006 - Movies shed new light on how nerves are wrapped - also here
Background


RNA activation of genes

References:
  1. November 16, 2006 - How to get your genes switched on
Background


Rapid evolution

References:
  1. November 16, 2006 - 'Lizard Isles' reveal natural selection at work
  2. November 17, 2006 - Island Lizards Morph in Evolutionary Experiment
  3. November 17, 2006 - Pressured by predators, lizards see rapid shift in natural selection
  4. November 20, 2006 - Rapid shift in natural selection reported
Background


DNA repair and telomeres

References:
  1. November 16, 2006 - DNA Repair Teams' Motto: 'To Protect And Serve' - also here, here
Background


DNA microarray technology

References:
  1. November 17, 2006 - Taking 'Chips' To The Next Level Of Gene Hunting - also here
Background


Antisense RNA

References:
  1. November 17, 2006 - Scientists Discover Role For Dueling RNAs - also here, here, here
Background


Human-chimp genome differences

References:
  1. November 17, 2006 - Unraveling Where Chimp And Human Brains Diverge - also here, here
Background, Background


DNA transcription

References:
  1. November 17, 2006 - Nanotech tools yield DNA transcription breakthrough
  2. November 19, 2006 - Researchers Unravel A Mystery About DNA - also here
Background


Biology of aggression

References:
  1. November 19, 2006 - Gender-bending boy fruit flies fight like girls
  2. November 20, 2006 - Fighting Like A Girl Or Boy Determined By Gene In Fruit Flies - also here, here
Background


Wnt signaling and limb regeneration

References:
  1. November 19, 2006 - Scientists Regenerate Wing In Chick Embryo - also here
Background, Background



Cancer

References:
  1. November 13, 2006 - Red meat linked to breast cancer risk
  2. November 13, 2006 - Red meat linked to some breast cancers
  3. November 13, 2006 - Red Meat May Raise Breast Cancer Risk
  4. November 13, 2006 - Diseased gums raise risk of pancreatic cancer
  5. November 13, 2006 - Multiplexed Serum Markers Screening For Detection Of Pancreatic Cancer
  6. November 13, 2006 - Scientists Discover Way To Block Growth Of Prostate Cancer Cells
  7. November 13, 2006 - Lung Carcinogenesis Tracked By DNA Methylation Mapping In Exhaled Breath
  8. November 13, 2006 - Genes offer researchers a 'crystal ball' to help them prevent, diagnose and treat cancer
  9. November 13, 2006 - Fusion Prostate Cancer: An Early Molecular Event Associated With Invasion
  10. November 13, 2006 - Characteristics Of Long-term Lung Cancer Survivors
  11. November 13, 2006 - Newly Identified Biomarker Detects And Regulates Spread Of Brain Tumors - also here
  12. November 13, 2006 - First report that apoptotic and anti-angiogenic therapies work better together than alone
  13. November 14, 2006 - Soy and fish protect from cancer - also here, here
  14. November 14, 2006 - Higher Red Meat Intake May Increase Risk For Certain Breast Cancers
  15. November 14, 2006 - Red meat link to breast cancers
  16. November 14, 2006 - Breast Cancer Risk Linked To Red Meat, Study Finds
  17. November 14, 2006 - New way to combat cancer
  18. November 15, 2006 - Very obese fare worse after colon cancer diagnosis
  19. November 15, 2006 - New drug combo may lengthen ovarian cancer survival - also here
  20. November 15, 2006 - Hormones linked with breast cancer risk in blacks
  21. November 15, 2006 - Take an aspirin with that flame-broiled burger
  22. November 15, 2006 - Promising Designer Drug Provides New Insight Into Cancer Biology
  23. November 15, 2006 - Enzyme Inhibitor Produces Stable Disease In Patients With Advanced Solid Cell Cancers
  24. November 15, 2006 - 'Trojan Horse' Agent Halts Bone Metastasis In Mice
  25. November 15, 2006 - How Diet, Obesity And Even Gum Disease May Affect Immune System And Cancer
  26. November 15, 2006 - New model to aid pancreatic cancer research
  27. November 15, 2006 - Study observes normal aging process lowers breast cancer risk - also here
  28. November 15, 2006 - New genetic test predicts risk of metastasis in patients with deadly eye cancer
  29. November 15, 2006 - Scientists report thyroid cancer discovery
  30. November 16, 2006 - Ovarian cancer rates lower in sunny latitudes
  31. November 16, 2006 - Drug switch improves breast cancer survival
  32. November 16, 2006 - FDA OKs Genentech drug for early breast cancer
  33. November 16, 2006 - Diet Can Provide Protection Against Development Of Certain Cancers, New Studies Show
  34. November 16, 2006 - Thyroid cancer discovery points to new treatments, prevention - also here
  35. November 16, 2006 - Biomarker detects, regulates brain tumors
  36. November 17, 2006 - Exercise, Aspirin Consumption And Childbirth May Alter Cancer Risk
  37. November 17, 2006 - Dietary Folate Intake Not Associated With Breast Cancer Risk
  38. November 17, 2006 - Gene expression profiling not quite perfected in predicting lung cancer prognosis - also here
  39. November 17, 2006 - FDA Expands Use of Breast Cancer Drug
  40. November 19, 2006 - Breast Cancer Drug Receives FDA Approval - also here
  41. November 20, 2006 - Red Meat May Be Linked to Breast Cancer at Early Age
Background


Cancer vaccine

References:
  1. November 13, 2006 - Novel Vaccine Shows Promise Against Early-stage Breast Cancer - also here
  2. November 13, 2006 - Vaccine 'tackles kidney cancer'
  3. November 15, 2006 - New vaccine stimulates colorectal cancer patient's immune systems to fight cancerous cells - also here
  4. November 17, 2006 - Brain cancer vaccine made from patients' tumours
  5. November 17, 2006 - Vaccine For Brain Tumors Shows Promising Results
  6. November 22, 2006 - Brain tumor vaccine has promising results
Background, Background


Atherosclerosis

References:
  1. November 13, 2006 - Two drugs may stabilize plaques in atherosclerosis - also here
  2. November 13, 2006 - Diabetes drug may cut heart risks
  3. November 14, 2006 - Diabetes Medication May Help Slow Progression Of Artery Wall Thickening - also here
  4. November 14, 2006 - Diabetes drug may reduce cardiovascular risks
Background


Phytosterols and cholestrol

References:
  1. November 13, 2006 - Enriched cocoa snack bars cut cholesterol
Background


Avian flu

References:
  1. November 13, 2006 - Gene chip test identifies bird flu strains
  2. November 14, 2006 - Inexpensive Test Detects H5N1 Bird Flu Infections Quickly And Accurately - also here
  3. November 14, 2006 - New Technology Expected To Help Rapidly Identify Avian Flu Strains
  4. November 15, 2006 - Scientists identify key mutations in bird flu virus - also here
  5. November 16, 2006 - Bird Flu Finding a way to Evolve?
  6. November 16, 2006 - Scientists Find Mutations That Let Bird Flu Adapt To Humans - also here
  7. November 17, 2006 - Greece finds bird flu virus in wild duck
Background


Stem cells

References:
  1. November 13, 2006 - Researchers Turn Cord Blood Into Lung Cells
  2. November 14, 2006 - Adult Pig Stem Cells Show Promise In Repairing Animals' Heart Attack Damage
  3. November 14, 2006 - Adult pig stem cells repair heart damage
  4. November 15, 2006 - Stem cells reverse muscular dystrophy
  5. November 15, 2006 - Stem cells treat wasted muscles
  6. November 15, 2006 - Stem cell tests offer muscular dystrophy hope - also here
  7. November 15, 2006 - Stem cells 'treat muscle disease'
  8. November 15, 2006 - Researchers spur growth of adult brain stem cells - also here
  9. November 15, 2006 - Researchers Stimulate Growth of Neural Stem Cells in Adult Brain for Treatment of Neurological Disorders
  10. November 15, 2006 - Heart Valves Grown From Womb Fluid Cells - also here, here, here
  11. November 16, 2006 - Stem Cells Help Dogs With Dystrophy - also here
  12. November 16, 2006 - Another boost for stem cell research
  13. November 16, 2006 - Scientists grow heart valves from stem cells
  14. November 17, 2006 - Heart valve grown from amniotic stem cells
  15. November 17, 2006 - Investigators Discover Modified Growth Control in Human Embryonic Stem Cells
Background


AIDS

References:
  1. November 13, 2006 - First Glimpse Of Protein Structure Holds Promise For New Way To Fight AIDS
  2. November 14, 2006 - Progress Made In HIV Vaccine Development - also here, here
Background


Salt intake and cardiovascular disease

References:
  1. November 13, 2006 - Salt Intake Is Strongly Associated With Obesity
Background, Background


Ghrelin

References:
  1. November 14, 2006 - Hormone Linked To Brain's Cravings For Food And Other Energy Sources
Background


Tuberculosis

References:
  1. November 14, 2006 - HIV/AIDS Linked To Extensively Drug Resistant TB
  2. November 16, 2006 - HIV/AIDS linked to drug resistant TB
Background, Background


Rheumatoid arthritis and accelerated aging

References:
  1. November 14, 2006 - Accelerated Aging Among People With Rheumatoid Arthritis
Background


Inflammation and cancer

References:
  1. November 14, 2006 - Two Markers Strongly Linked To Prostate Cancer Incidence And Mortality Almost A Decade Prior To Diagnosis
Background


Alzheimer's disease

References:
  1. November 14, 2006 - Higher level of certain fatty acid associated with lower dementia risk
  2. November 18, 2006 - Better Alzheimer's test developed
  3. November 19, 2006 - Yeast Model Shows Promise As Alzheimer's Test - also here, here
Background


Clinical use of RNAi

References:
  1. November 14, 2006 - Researchers developing molecular delivery vehicles for genetic therapies - also here
  2. November 15, 2006 - Gene Silencing Technology Is Quietly Moving Toward The Clinic
Background, Background


The immune system

References:
  1. November 14, 2006 - A key antibody, IgG, links cellsí capture and disposal of germs
  2. November 17, 2006 - Research suggests beta agonists may alter the immune system
Background


Nanoparticle drug delivery

References:
  1. November 14, 2006 - Single-Dose Drug-Loaded Dendrimer Cures Mice of Colon Cancer
  2. November 15, 2006 - Nanoparticles Used To Target Brain Cancer - also here
  3. November 17, 2006 - Nanoparticles Home in on Brain Cancer
Background, Background


Longevity

References:
  1. November 14, 2006 - Want to Live to a Healthy 85? Stay Trim, Strong, Active, Says Study of Japanese-American Men - also here
  2. November 14, 2006 - Men who stay trim live longer, healthier lives: study
Background, Background


Diabetes

References:
  1. November 15, 2006 - BMI and waist size predict pre-diabetic state - also here
  2. November 17, 2006 - Benefits of diabetes drug don't depend on weight
Background


T cells and the liver

References:
  1. November 15, 2006 - Interaction Between Lymph And Liver Cells May Affect Immune Response
Background


Cardiovascular benefit of flavonoids in chocolate

References:
  1. November 15, 2006 - Dark Chocolate Helps Prevent Dangerous Blood Clots
Background, Background


Resveratrol

References:
  1. November 16, 2006 - Red wine compound boosts athletic endurance
  2. November 17, 2006 - Red wine component revs endurance in mice
  3. November 17, 2006 - A Second Pour of Good News About Substance in Red Wine
  4. November 17, 2006 - Red Wine Compound Could Boost Endurance
Background


Regenerative medicine

References:
  1. November 16, 2006 - Tissue-Regeneration Matrix Could Be Spun from Cell-Size Nanothreads
Background


Astrocytes

References:
  1. November 16, 2006 - New findings disprove old truth about brain cells
Background


Antibiotic resistance of E. coli

References:
  1. November 16, 2006 - Why are some strains of E. coli resistant to antibiotics?
Background


Personality traits and heart disease

References:
  1. November 16, 2006 - Combination Of Personality Traits Increases Risk For Heart Disease
Background


Benefits of antioxidants in cranberries

References:
  1. November 19, 2006 - Research Shows Benefits of Cranberries - also here
Background


Copyright © 2006 by Charles Daney, All Rights Reserved