Open Questions Chronicle

[OQC Home] [Open Questions] [Site Map] [Previous] [Next]

Volume 6, Number 43
October 22, 2007

Physical sciences and technology

Carbon nanotubes
Galaxies
Extrasolar planets
Galactic interactions and star formation
Neutrino oscillation experiment
Large Hadron Collider
Plate tectonics on Earth
Black holes
CO2 and global warming
Global warming
Nanotechnology
Nanoparticles
Neuro-prosthetic devices
Space elevators
Axions
Greenhouse gases

Life sciences

Peptide YY and appetite
Inferential reasoning in dogs
Cancer biology
Intracellular activity of flavonoids
The opioid system, pain, and addiction
Dopamine and appetite
Prosopagnosia
Neanderthals
Protein folding
Evolution of sleep
Polygyny and mating competition
Brain-imaging studies
Aging and neurogenesis
Oxytocin
DNA sequencing
Insulin and dopaminergic function
Brain morphology and intelligence
Early modern humans
Neanderthals and language
Learning, stress, and BDNF
Cancer and stem cells
Origins of animal photosensitivity
Sleep and clock-genes
HapMap gene database
Speciation and the X chromosome
Ubiquitin and T cell activation
Synthetic biology
Mathematical model of persistent microbes
Lethality in horizontal gene transfer
T cell exhaustion

Health and medicine

Tissue engineering
Alzheimer's disease
Cancer
RNAi cancer therapy
Multiple sclerosis
Weight loss
Mast cells and abdominal aortic aneurysms
AIDS
Stem cells
Cardiovascular disease
Neuroprotective effect of endocannabinoids
Diabetes
RNAi contraceptive
Health benefits of garlic
Avian flu
Animal protein allergies
Sleep disorders
Ulcerative colitis
Malaria
Antibiotic-resistant infections
Obesity and genetics
Hepatitis C
Tuberculosis
Nanoparticle drug delivery for cancer
Schizophrenia
Sepsis
MicroRNA and degenerative muscular disorders
Influenza



Physical sciences and technology


Carbon nanotubes

References:
  1. October 15, 2007 - Good vibrations in nanotube research
  2. October 18, 2007 - Measuring Carbon Nanotube Interactions At Atomic Level - also here, here
  3. October 18, 2007 - Enhancement of Polymer luminescence by excitation-energy transfer from Multi-Walled Carbon Nanotubes
  4. October 18, 2007 - 'World's smallest radio' unveiled
  5. October 19, 2007 - You Thought Your Nano Was Small: Nano-sized Detector Turns Radio Waves Into Music - also here, here
  6. October 31, 2007 - Single nanotube makes world's smallest radio - also here, here
  7. October 31, 2007 - First Fully-functional Radio From A Single Carbon Nanotube Created - also here, here
  8. November 2, 2007 - World's Smallest Radio Fits in the Palm of the Hand . . . of an Ant
  9. November 2, 2007 - Microscopic Radio Sets Miniaturization Record
Background


Galaxies

References:
  1. October 15, 2007 - Amateur stargazers map a 'lopsided' universe
  2. October 16, 2007 - Youthful-looking galaxy conceals ancient stars
Background


Extrasolar planets

References:
  1. October 16, 2007 - Amateurs Spot Transiting Exoplanet
Background


Galactic interactions and star formation

References:
  1. October 16, 2007 - Exposing the Nature of Cosmic Liaisons
Background, Background


Neutrino oscillation experiment

References:
  1. October 16, 2007 - Work begins on Chinese-US neutrino experiment
Background


Large Hadron Collider

References:
  1. October 17, 2007 - Particle collider is on schedule... just
Background


Plate tectonics on Earth

References:
  1. October 17, 2007 - Himalayas created by high-speed impact
  2. October 17, 2007 - Hot Rod Continent
  3. October 17, 2007 - Speedy India caused Himalayas, says tectonic study
  4. October 17, 2007 - Speedy continental collision explained
  5. October 22, 2007 - India: Fastest Continent Because Of Thinnest Lithosphere
Background, Background


Black holes

References:
  1. October 17, 2007 - Heavyweight black hole is a record breaker
  2. October 17, 2007 - Monster Black Hole Busts Theory
  3. October 18, 2007 - Stellar black hole breaks records
  4. October 18, 2007 - Huge star partners huge black hole
  5. October 18, 2007 - Heaviest Stellar Black Hole Discovered In Nearby Galaxy - also here, here
  6. October 22, 2007 - Biggest 'small' black hole discovered
  7. October 27, 2007 - Big black holes challenge star theory
  8. November 9, 2007 - Scientists Help Discover the Most Massive Stellar Black Hole Ever Found
Background


CO2 and global warming

  • October 17, 2007 - Ancient Fossil Evidence Supports Carbon Dioxide As Driver Of Global Warming Background


    Global warming

    References:
    1. October 17, 2007 - Rising Temperatures Said Endanger Arctic
    2. October 21, 2007 - Greenland Ice Study: Could Higher Sea Level Come Sooner Than Expected?
    Background


    Nanotechnology

    References:
    1. October 17, 2007 - Light-harvesting nanowire could drive tiny devices
    2. October 17, 2007 - Nanowire generates its own electricity - also here
    3. October 18, 2007 - Nanowire generates its own spark
    Background


    Nanoparticles

    References:
    1. October 18, 2007 - Gold nanoparticles revealed
    Background


    Neuro-prosthetic devices

    References:
    1. October 18, 2007 - Brain Input Aids Devices That Move Injured Or Artificial Limbs - also here, here
    Background


    Space elevators

    References:
    1. October 19, 2007 - Space elevators: going up?
    Background


    Axions

    References:
    1. October 20, 2007 - Axion Gone: New tests find no sign of anomalous particle
    Background


    Greenhouse gases

    References:
    1. October 20, 2007 - Oceans are 'soaking up less CO2'
    2. October 22, 2007 - Climate Change Pollution Rising - Thanks to Overwhelmed Oceans and Plants
    3. October 22, 2007 - Planet's CO2 Production Surges
    4. October 22, 2007 - Oceans soaking up less carbon
    5. October 22, 2007 - Oceans are 'soaking up less CO2'
    6. October 22, 2007 - Greenhouse-gas levels accelerating
    7. October 22, 2007 - Carbon Dioxide in Atmosphere Increasing - also here, here
    8. October 23, 2007 - Oceans losing ability to absorb carbon
    9. October 23, 2007 - North Atlantic Slows Its Uptake Of Carbon Dioxide - also here
    10. October 23, 2007 - 'Unexpected growth' in CO2 found
    11. October 23, 2007 - Unexpected Growth In Atmospheric Carbon Dioxide - also here
    12. October 23, 2007 - Rise in atmospheric CO2 accelerates as economy grows, natural carbon sinks weaken - also here
    13. October 24, 2007 - Could Warmer Oceans Make Atmospheric Carbon Dioxide Rise Faster Than Expected?
    14. October 25, 2007 - Decline in uptake of carbon emissions confirmed
    Background



    Life sciences


    Peptide YY and appetite

    References:
    1. October 15, 2007 - Brain 'hunger pathways' pinpointed
    2. October 15, 2007 - Appetite 'control centres' found
    3. October 18, 2007 - Appetite hormone works in two brain areas
    4. October 21, 2007 - Gluttons can blame overeating on the brain
    Background, Background


    Inferential reasoning in dogs

    References:
    1. October 15, 2007 - Fido's logic changes when he's home alone
    Background


    Cancer biology

    References:
    1. October 15, 2007 - Enhanced DNA-repair Mechanism Can Cause Breast Cancer - also here, here
    2. October 16, 2007 - Enzyme's Cancer-promoting Activities Linked To Inactivation Of 'Genome Guardian'
    3. October 21, 2007 - Sidestepping Cancer's Chaperone - also here, here
    Background


    Intracellular activity of flavonoids

    References:
    1. October 15, 2007 - Flavonoids Govern Cell Processes, Enhance Health
    Background, Background


    The opioid system, pain, and addiction

    References:
    1. October 15, 2007 - How Does The Opioid System Control Pain, Reward And Addictive Behavior? - also here
    Background


    Dopamine and appetite

    References:
    1. October 15, 2007 - Genes May Make Some People More Motivated To Eat, Perhaps Overeat - also here, here
    Background, Background


    Prosopagnosia

    References:
    1. October 15, 2007 - How And Where Do We Process Attractiveness?
    Background


    Neanderthals

    References:
    1. October 15, 2007 - Inconsistencies with Neanderthal genomic DNA sequences
    Background


    Protein folding

    References:
    1. October 16, 2007 - The shape of protein structures to come
    2. October 18, 2007 - New Approach Builds Better Proteins Inside A Computer
    Background


    Evolution of sleep

    References:
    1. October 16, 2007 - Fish get insomnia, eyes wide open
    2. October 16, 2007 - Insomniac fish shed light on the molecular basis of sleep disorders
    3. October 16, 2007 - Fish insomnia sheds light on sleep
    Background


    Polygyny and mating competition

    References:
    1. October 16, 2007 - Why Males Die Before Females
    2. October 16, 2007 - Males that fight for mates evolved to die young
    Background, Background


    Brain-imaging studies

    References:
    1. October 16, 2007 - Brain Imaging Shows Similarities & Differences In Thoughts Of Chimps And Humans
    Background


    Aging and neurogenesis

    References:
    1. October 16, 2007 - Brain Cell Growth Diminishes Long Before Old Age Strikes, Animal Study Shows - also here, here
    Background


    Oxytocin

    References:
    1. October 16, 2007 - Level Of Oxytocin In Pregnant Women Predicts Mother-child Bond - also here, here
    Background


    DNA sequencing

    References:
    1. October 16, 2007 - DNA Sequencing Becomes Much Quicker
    Background


    Insulin and dopaminergic function

    References:
    1. October 16, 2007 - Insulin signaling and amphetamines
    2. October 17, 2007 - Insulin's Brain Impact Links Drugs And Diabetes - also here, here
    Background, Background


    Brain morphology and intelligence

    References:
    1. October 17, 2007 - Intelligence: More Nature Than Nurture? - also here, here
    Background


    Early modern humans

    References:
    1. October 17, 2007 - Early modern humans had a taste for seafood
    2. October 17, 2007 - Earliest Evidence Of Modern Humans Detected - also here
    3. October 17, 2007 - Earliest Known Seafood Dinner Discovered
    4. October 17, 2007 - For early humans, a beach party and clam bake
    5. October 17, 2007 - Cave clue to 'first beachcombers'
    6. October 17, 2007 - African Cave Yields Earliest Proof of Beach Living
    7. October 18, 2007 - Early humans ate seafood at beach parties
    8. October 20, 2007 - Sea Cave Yields Ancient Signs of Modern Behavior
    Background


    Neanderthals and language

    References:
    1. October 18, 2007 - Talk Like a Man
    2. October 18, 2007 - Modern speech gene found in Neanderthals
    3. October 18, 2007 - Research shows Neanderthals may have talked - also here
    4. October 19, 2007 - Cave Speak: Did Neandertals Talk?
    5. October 19, 2007 - Neanderthals hard-wired to talk
    6. October 19, 2007 - Neanderthals Had Important Speech Gene, DNA Evidence Shows - also here
    7. October 20, 2007 - Did Neanderthals natter?
    8. October 21, 2007 - Neandertals, Humans Share Key Changes To 'Language Gene' - also here
    Background, Background


    Learning, stress, and BDNF

    References:
    1. October 18, 2007 - Lessons Learned - Or Overlearned: It Makes All the Difference in How the Brain Copes
    2. October 19, 2007 - Mice offer clues to the roots of human resilience - also here
    3. October 19, 2007 - Ability to handle stress, depression linked to variations in brain structure and function - also here
    4. October 19, 2007 - Key to mental 'resilience' found
    5. October 21, 2007 - Stress: Brain Yields Clues About Why Some Succumb While Others Prevail - also here, here
    Background


    Cancer and stem cells

    References:
    1. October 18, 2007 - Genetics Of MLL Leukemogenesis - also here
    Background, Background


    Origins of animal photosensitivity

    References:
    1. October 18, 2007 - Dawn Of Animal Vision Discovered - also here
    Background


    Sleep and clock-genes

    References:
    1. October 18, 2007 - Feeling Sleepy Is All In Your Genes - also here
    Background


    HapMap gene database

    References:
    1. October 18, 2007 - Consortium publishes Phase II map of human genetic variation
    2. October 20, 2007 - HapMap Project: Human Gene Database Allows Identification Of Disease-associated Genes
    Background


    Speciation and the X chromosome

    References:
    1. October 19, 2007 - Female Chromosome Confirmed A Prime Driver Of Speciation - also here
    Background


    Ubiquitin and T cell activation

    References:
    1. October 19, 2007 - Glue inside the cell - also here, here
    Background


    Synthetic biology

    References:
    1. October 19, 2007 - Creating life in the laboratory
    Background


    Mathematical model of persistent microbes

    References:
    1. October 20, 2007 - New Model Predicts More Virulent Microbes
    Background, Background


    Lethality in horizontal gene transfer

    References:
    1. October 21, 2007 - Massive Reanalysis Of Genome Data Solves Case Of The Lethal Genes - also here
    Background


    T cell exhaustion

    References:
    1. October 21, 2007 - Immune Cells Fighting Chronic Infections Become Progressively 'Exhausted,' Ineffective - also here, here
    Background



    Health and medicine


    Tissue engineering

    References:
    1. October 15, 2007 - Print your own organs
    Background


    Alzheimer's disease

    References:
    1. October 15, 2007 - Scientists Report First Blood Test To Diagnose Alzheimer's Disease
    2. October 15, 2007 - Team finds blood test to help identify Alzheimer's disease
    3. October 15, 2007 - Simple blood test could predict Alzheimer's risk - also here
    4. October 15, 2007 - Blood Test Takes Step Toward Predicting Alzheimer's Risk - also here
    5. October 15, 2007 - Test 'can spot Alzheimer's risk'
    6. October 15, 2007 - Researchers Develop Test for Alzheimer's
    7. October 15, 2007 - Blood Test Might Spot Alzheimer's Early - also here, here
    8. October 16, 2007 - Paradigm Shift In Alzheimer's Research
    Background


    Cancer

    References:
    1. October 15, 2007 - Obesity biggest risk for colon cancer in women - also here
    2. October 15, 2007 - Obesity linked to risk of colon cancer in women
    3. October 15, 2007 - Obesity Strongest Risk Factor For Colorectal Cancer Among Women; Greater Than Smoking - also here
    4. October 15, 2007 - Bristol breast cancer drug aims at sickest women - also here
    5. October 15, 2007 - Mesalamine Linked To Cancer Protection For High Risk Inflammatory Bowel Disease Patients - also here
    6. October 15, 2007 - Leading researchers to reveal comprehensive dos and don'ts for prostate cancer
    7. October 15, 2007 - Racial and ethnic differences in colorectal cancer emphasize importance of screening
    8. October 15, 2007 - Colorectal cancer screening remains essential for elderly Americans - also here, here
    9. October 15, 2007 - First colonoscopy with removal of polyps linked to reduction in colon cancer death - also here
    10. October 16, 2007 - FDA approves Bristol-Myers breast cancer drug - also here
    11. October 16, 2007 - Fruit compound fights head, neck cancer - also here
    12. October 16, 2007 - Chinese Medicine Compound Has Satisfactory Anti-cancer Effects On Hepatocellular Carcinoma
    13. October 16, 2007 - Genetic Approach Provides New Insight Into Trastuzumab Resistance In Breast Cancer - also here
    14. October 17, 2007 - Accuracy Of Breast Cancer Prognoses Improved - also here
    15. October 17, 2007 - Herpes Virus Can Be Used As Nanomachines For Cancer Treatment
    16. October 18, 2007 - Traditional Pap Test Inferior To HPV Test
    17. October 18, 2007 - Study: New cervical cancer test improves detection
    18. October 18, 2007 - Avastin seen as helpful against deadly brain tumor - also here
    19. October 18, 2007 - Existing Drugs May Be Useful In Treating Brain Tumors, Study Suggests
    20. October 18, 2007 - Is The Spleen Able To Prohibit Tumor Cell Proliferation? - also here
    21. October 18, 2007 - Intra-arterial combination chemotherapy induces long-term survival for hepatocellular carcinoma
    22. October 18, 2007 - New Cervical Cancer Test More Accurate
    23. October 19, 2007 - Virus test better than pap smear for women - study
    24. October 19, 2007 - Some breast cancers don't respond to chemotherapy - also here
    25. October 19, 2007 - Calcium deficiency may cause breast cancer spread
    26. October 19, 2007 - Taxol-type Drugs Give Slight Boost To Survival Rates In Early Breast Cancer
    27. October 19, 2007 - HPV Test Beats Pap In Detecting Cervical Cancer - also here, here, here
    28. October 19, 2007 - Drug combination might offer hope for patients deadly brain tumors - also here
    29. October 19, 2007 - Clinical trial evaluating brain cancer vaccine is underway - also here, here
    30. October 20, 2007 - Better Than Pap: Blood test detects cervical cancer
    31. October 20, 2007 - Ten Genes Predict Outcome In One Form Of Lung Cancer
    32. October 21, 2007 - Specific Cell That Causes Eye Cancer Identified, Disproving Long-held Theory - also here, here
    33. October 21, 2007 - Exposure To Sunlight May Decrease Risk Of Advanced Breast Cancer By Half - also here, here
    Background


    RNAi cancer therapy

    References:
    1. October 15, 2007 - Researchers Specifically Manipulate Tumor Angiogenesis Gene
    Background, Background


    Multiple sclerosis

    References:
    1. October 15, 2007 - Simple eye-scan test could track progress of MS - also here, here
    2. October 16, 2007 - Simple Eye Scan Opens Window To Multiple Sclerosis - also here
    Background


    Weight loss

    References:
    1. October 15, 2007 - Curbing calories works in the long run - also here
    Background


    Mast cells and abdominal aortic aneurysms

    References:
    1. October 15, 2007 - Mast cells get straight As
    Background, Background


    AIDS

    References:
    1. October 15, 2007 - Matching Pathogens To Their Antibodies: Could Lead To HIV Vaccine
    2. October 18, 2007 - Genetic Journey Of HIV From Birth To Death - also here
    3. October 21, 2007 - Researchers Knock Out HIV
    Background


    Stem cells

    References:
    1. October 15, 2007 - Stem Cell Nuclei Are Soft 'Hard Drives,' Study Finds
    2. October 18, 2007 - 'Bionic' Nerve To Bring Damaged Limbs And Organs Back To Life
    3. October 19, 2007 - 'Interspecies' Rodent Created Using Embryonic Stem Cells
    4. October 19, 2007 - New nerves grown from fat cells
    Background


    Cardiovascular disease

    References:
    1. October 15, 2007 - Slowing Down The Development Of Heart Disease
    2. October 15, 2007 - Improving The Assessment Of Coronary Heart Disease Risk In Chinese
    3. October 16, 2007 - Expecting An Afternoon Nap Can Reduce Blood Pressure - also here, here
    4. October 17, 2007 - Depression And Cardiovascular Disease - also here
    5. October 18, 2007 - Aspirin -- Just For Men? - also here
    6. October 19, 2007 - Sleep deprivation may raise women's blood pressure
    7. October 20, 2007 - Obese Children Show Early Signs Of Heart Disease - also here, here
    Background


    Neuroprotective effect of endocannabinoids

    References:
    1. October 15, 2007 - Cannabis Use, Effect And Potential Therapy For Alzheimer's, MS and Parkinson's - also here
    Background, Background


    Diabetes

    References:
    1. October 16, 2007 - A Tumor Marker Ca 19-9 In Diabetics Can Lead To Misdiagnosis Of Pancreatic Cancer, Study Suggests
    2. October 19, 2007 - Cross-species Transplant In Rhesus Macaques Is Step Toward Diabetes Cure For Humans - also here, here
    Background


    RNAi contraceptive

    References:
    1. October 16, 2007 - Gene silencing could 'turn off' fertility
    2. October 17, 2007 - Gene-block birth control 'on way'
    Background


    Health benefits of garlic

    References:
    1. October 16, 2007 - Health benefits of garlic unravelled
    2. October 17, 2007 - Garlic Boosts Hydrogen Sulfide To Relax Arteries
    Background


    Avian flu

    References:
    1. October 16, 2007 - Structure Of Influenza B Virus Protein Gives Clues To Next Pandemic - also here
    2. October 17, 2007 - Common birds can carry avian influenza
    Background


    Animal protein allergies

    References:
    1. October 16, 2007 - Animal Protein Allergies Explained - also here
    Background


    Sleep disorders

    References:
    1. October 16, 2007 - Modafinil Is Effective In Treating Excessive Sleepiness, Study Suggests - also here
    Background


    Ulcerative colitis

    References:
    1. October 16, 2007 - Clinical studies show REMICADE reduces incidence of bowel surgeries in ulcerative colitis patients
    Background


    Malaria

    References:
    1. October 17, 2007 - Malaria vaccine protects infants against infection
    2. October 17, 2007 - Successful Malaria Vaccine Also Proves Effective in Infants
    3. October 17, 2007 - Taking a Shot at Malaria
    4. October 18, 2007 - Glaxo's malaria vaccine passes test
    5. October 19, 2007 - New malaria drug works in infants
    Background


    Antibiotic-resistant infections

    References:
    1. October 17, 2007 - Two reports show "superbug" bacteria spread - also here
    2. October 17, 2007 - Drug-resistant Staph Infection Appears More Widespread Than Previously Thought
    3. October 17, 2007 - Drug-Resistant Staph Germ's Toll Is Higher Than Thought
    4. October 17, 2007 - Staph Fatalities May Exceed AIDS Deaths - also here, here, here, here
    Background, Background


    Obesity and genetics

    References:
    1. October 17, 2007 - Genetics Has Key Role In Obesity - also here, here
    Background


    Hepatitis C

    References:
    1. October 17, 2007 - Discovery of New Antiviral Mechanism in Mammals May Improve Treatment of Hepatitis C Infections
    Background


    Tuberculosis

    References:
    1. October 18, 2007 - Preventing Tuberculosis Reactivation - also here, here
    Background


    Nanoparticle drug delivery for cancer

    References:
    1. October 18, 2007 - Gold Nanorods Shed Light On New Approach To Fighting Cancer - also here, here
    Background, Background, Background


    Schizophrenia

    References:
    1. October 18, 2007 - How Schizophrenia Develops: Major Clues Discovered - also here
    Background


    Sepsis

    References:
    1. October 18, 2007 - Septic survival
    Background


    MicroRNA and degenerative muscular disorders

    References:
    1. October 18, 2007 - Massive microRNA scan uncovers leads to treating muscle degeneration - also here
    Background


    Influenza

    References:
    1. October 18, 2007 - Study Reveals Why Flu Thrives in Winter
    2. October 19, 2007 - Cold weather really does spread flu
    3. October 19, 2007 - Influenza Spreads Readily In Winter Conditions - also here, here
    4. October 19, 2007 - Reason for the Season
    5. October 25, 2007 - Winter weather really does spread flu
    6. December 5, 2007 - Study Shows Why the Flu Likes Winter
    Background


    Copyright © 2007 by Charles Daney, All Rights Reserved