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Volume 8, Number 19
May 11, 2009

Physical sciences and technology

Young spiral galaxies
High-energy cosmic rays
Carbon nanotubes
Permian-Triassic mass extinction
Nanotechnology
Global warming
Quantum computing
Graphene
Satellite galaxies and dark matter
Galactic x-rays
Sea level change
Planck and Herschel telescopes
Spitzer Space Telescope
Gravitational waves and pulsars
Quantum dots
Terahertz technology
Exobiology
Hubble parameter
Superconductivity
Quantum nonlocality
Atmospheric oxygenation and climate
Extrasolar planets
Spintronics
Plasmonics
Controlled fusion
Prime numbers
Dark energy
Quantum entanglement
Volcanism, plate tectonics, and 'snowball Earth'

Life sciences

Extremophiles
Bacterial chlorosomes
DNA repair
Leukocyte movement
Gene expression
Early modern humans and symbolic objects
MicroRNA and protein network stability
Genomics
Mitochondrial gene change
Piwi-interacting RNA and transposons
Homo floresiensis
Collective cell mobility
Memory T cells
Salmonella virulence
Circadian rhythms
Dengue fever virus replication
Interleukin-21 and T cell crosstalk
Glycerol and yeast longevity
Earliest metazoans

Neuroscience, psychology, and behavior

Autism
Depression
Estrogen and auditory function
Learning and postsynaptic density
Schizophrenia
Phonological constancy
Intention and action
Decision making and confidence
Glia and glutamate damage to neurons
Brain-imaging studies
Olfactory bulb synaptic memory

Health and medicine

Alzheimer's disease
Cancer
Nanobiotechnology
Hepatitis C
Cardiovascular disease
Vaccine technology
Obesity
Malaria
Parkinson's disease
Cancer biology
Diabetes
Antibiotic resistance
'Swine' flu and cytokine storms
TLR4, periodontal disease, B cells, and inflammation
Stem cells
Influenza-caused immune system paralysis
Delivery system for RNAi therapeutics
Genetics of arterial plaque rupture
Antibiotic resistance
Leptin, obesity, and cancer
AIDS



Physical sciences and technology


Young spiral galaxies

References:
  1. May 4, 2009 - Astronomers discover ancestors of modern-day spiral galaxies
Background


High-energy cosmic rays

References:
  1. May 4, 2009 - New data weaken link between rare, energetic particles and giant black holes
Background


Carbon nanotubes

References:
  1. May 4, 2009 - Stretchable Nanotube Films May Advance Medical Electronics
  2. May 5, 2009 - Carbon nanotubes and the environment - also here
  3. May 6, 2009 - World's smallest incandescent (nano)lamp with carbon nanotube filament - also here
  4. May 6, 2009 - New Nanotube Coating Enables Novel Laser Power Meter
Background


Permian-Triassic mass extinction

References:
  1. May 4, 2009 - Fossil magnetism helps prove mass extinction theory
Background


Nanotechnology

References:
  1. May 4, 2009 - Nano-sandwich Triggers Novel Electron Behavior
  2. May 5, 2009 - Electrospun fibers could be used for protective clothing, wearable power, more
  3. May 5, 2009 - Scientists demonstrate effect of confining dielectrics on semiconductor nanowire conductivity - also here
  4. May 6, 2009 - DNA twisted into boxes
  5. May 8, 2009 - Nano-box breaks size records
  6. May 13, 2009 - Nanoscale origami folds DNA into 'medicine cabinet'
Background


Global warming

References:
  1. May 4, 2009 - Halving Carbon Dioxide Emissions By 2050 Could Stabilize Global Warming
  2. May 5, 2009 - Climate Experts Warn That Short-Term Snapshots Of Temperature Data Can Be Misleading: Focus Instead On The Bigger Picture
Background


Quantum computing

References:
  1. May 4, 2009 - Preserving qubit coherence
Background


Graphene

References:
  1. May 5, 2009 - Graphene could be successor to silicon for next generation microchips
  2. May 7, 2009 - Researchers achieves major step toward faster chips - also here
  3. May 7, 2009 - Scientists create large-area graphene on copper: Faster computers, electronics possible
Background


Satellite galaxies and dark matter

References:
  1. May 5, 2009 - Study plunges standard Theory of Cosmology into Crisis - also here
  2. May 11, 2009 - Rogue galaxies prompt rethink on Newton
  3. May 14, 2009 - Could dwarf galaxies rewrite law of gravity?
  4. May 16, 2009 - Do satellite galaxies point to modified gravity?
Background, Background, Background


Galactic x-rays

References:
  1. May 5, 2009 - Galactic X-ray emissions originate from stars
Background


Sea level change

References:
  1. May 5, 2009 - New Antarctic seabed sonar images reveal clues to sea-level rise - also here
Background, Background


Planck and Herschel telescopes

References:
  1. May 5, 2009 - Herschel and Planck Share Ride to Space - also here
  2. May 5, 2009 - Herschel and Planck: The countdown begins
  3. May 7, 2009 - Europe is about to take an astronomical lead over U.S.
  4. May 7, 2009 - ESA to launch two large observatories to look deep into space and time
  5. May 8, 2009 - Herschel Space Observatory To Lift Off On 14 May
  6. May 10, 2009 - World's most daunting parking job
Background, Background


Spitzer Space Telescope

References:
  1. May 5, 2009 - If Spitzer Could Talk: An Interview with NASA's Coolest Space Telescope
  2. May 6, 2009 - Spitzer Telescope Warms Up to New Career
Background


Gravitational waves and pulsars

References:
  1. May 6, 2009 - Using pulsars to spot gravitational waves
  2. May 21, 2009 - Mountains on neutron stars could boost gravitational wave detection
  3. May 26, 2009 - Studying the 'mountains' and 'starquakes' that develop on neutron stars
Background


Quantum dots

References:
  1. May 6, 2009 - Physicists Detect Single-Electron Tunneling with Quantum Dots
Background


Terahertz technology

References:
  1. May 6, 2009 - Terahertz Waves Are Effective Probes for IC Heat Barriers
Background


Exobiology

References:
  1. May 6, 2009 - Orange stars are just right for life
Background


Hubble parameter

References:
  1. May 7, 2009 - Honing the Hubble parameter
  2. May 7, 2009 - Refined Hubble Constant narrows explanations for dark energy - also here
Background


Superconductivity

References:
  1. May 7, 2009 - New High-Temperature Superconductors Feel a Familiar Vibe
Background


Quantum nonlocality

References:
  1. May 7, 2009 - Post-Quantum Correlations: Exploring the Limits of Quantum Nonlocality
Background


Atmospheric oxygenation and climate

References:
  1. May 7, 2009 - The rise of oxygen caused Earth's earliest ice age - also here
Background, Background


Extrasolar planets

References:
  1. May 7, 2009 - Creating the astro-comb to locate Earth-like planets
Background


Spintronics

References:
  1. May 7, 2009 - Spintronics: Nano-sandwich Triggers Novel Electron Behavior
Background


Plasmonics

References:
  1. May 7, 2009 - Method To Integrate Plasmon-based Nanophotonic Circuitry With State-of-the-art ICs Developed
Background


Controlled fusion

References:
  1. May 7, 2009 - Spinning fusion plasma to stabilize it
Background


Prime numbers

References:
  1. May 8, 2009 - New Pattern Found in Prime Numbers
Background


Dark energy

References:
  1. May 8, 2009 - New dark energy model includes cosmological phase transition - also here
  2. May 12, 2009 - Dark energy froze the universe
Background


Quantum entanglement

References:
  1. May 8, 2009 - Physicists detect entanglement of one photon shared among four locations - also here
Background


Volcanism, plate tectonics, and 'snowball Earth'

References:
  1. May 9, 2009 - Volcanic shutdown may have led to 'snowball Earth'
Background, Background



Life sciences


Extremophiles

References:
  1. May 4, 2009 - Scientists finding sink holes in Great Lakes
Background


Bacterial chlorosomes

References:
  1. May 4, 2009 - Scientists determine the structure of highly efficient light-harvesting molecules in green bacteria
Background


DNA repair

References:
  1. May 4, 2009 - Stopgap DNA repair needs a second step - also here
Background


Leukocyte movement

References:
  1. May 4, 2009 - White blood cells move like millipedes, scientists show - also here
Background


Gene expression

References:
  1. May 4, 2009 - Key Function In Protein, Cell Transcription Identified
Background


Early modern humans and symbolic objects

References:
  1. May 5, 2009 - 'The world's oldest manufactured beads' are older than previously thought - also here
Background


MicroRNA and protein network stability

References:
  1. May 5, 2009 - Researchers find snippet of RNA that helps make individuals remarkably alike - also here
Background, Background


Genomics

References:
  1. May 5, 2009 - Random picks better than complicated process in gene identification
  2. May 5, 2009 - Researchers develop whole genome sequencing approach for mutation discovery - also here
Background


Mitochondrial gene change

References:
  1. May 5, 2009 - Gene may 'bypass' disease-linked mitochondrial defects, fly study suggests
Background


Piwi-interacting RNA and transposons

References:
  1. May 5, 2009 - Specific small RNA pathways protect germ line from transposons - also here
Background, Background


Homo floresiensis

References:
  1. May 6, 2009 - Fossil studies add some new twists to debate about a tiny, humanlike species
  2. May 6, 2009 - Hobbit origins from head to toe
  3. May 6, 2009 - 'Hobbit' was a dwarf with large feet
  4. May 6, 2009 - New analysis shows 'hobbits' couldn't hustle - also here
  5. May 6, 2009 - Hobbits 'are a separate species'
  6. May 6, 2009 - Bigfoot hobbit could be ancient island human
  7. May 6, 2009 - Feet Offer Clues About Tiny Hominid
  8. May 7, 2009 - Hobbit feet reignite debate
  9. May 7, 2009 - Hobbit feet suggest ancient origins
  10. May 7, 2009 - Hippo's island life helps explain dwarf hobbit - also here
  11. May 7, 2009 - Studies say 'hobbit' previously unknown species - also here
  12. May 8, 2009 - "Hobbits" Not Good Runners; Proof of New Human Species?
Background


Collective cell mobility

References:
  1. May 6, 2009 - Cooperative forces boost collective mobility of cells - also here
Background


Memory T cells

References:
  1. May 7, 2009 - Home of immune memory found
Background


Salmonella virulence

References:
  1. May 7, 2009 - Salmonella Spills its Secrets on the Space Shuttle
Background


Circadian rhythms

References:
  1. May 7, 2009 - Study reveals new data on circadian rhythms - also here
Background


Dengue fever virus replication

References:
  1. May 7, 2009 - Visualizing virus replication in three dimensions - also here
Background


Interleukin-21 and T cell crosstalk

References:
  1. May 8, 2009 - Scientists identify how key protein keeps chronic infection in check - also here
  2. May 14, 2009 - Chronic infection now clearly tied to immune-system protein - also here
Background


Glycerol and yeast longevity

References:
  1. May 8, 2009 - Glucose to glycerol conversion in long-lived yeast provides anti-aging effects - also here
Background


Earliest metazoans

References:
  1. May 8, 2009 - Filling The Gap In The Fossil Record
  2. May 11, 2009 - Earliest animal traces solve time-gap mystery
Background



Neuroscience, psychology, and behavior


Autism

References:
  1. May 4, 2009 - Imaging study finds evidence of brain abnormalities in toddlers with autism - also here
  2. May 4, 2009 - Research shows wide age gap between possible and actual autism diagnosis - also here
  3. May 5, 2009 - First Neuroimaging Study Examining Motor Execution In Children With Autism Reveals New Insights
  4. May 7, 2009 - Autism in California increases twelve-fold
  5. May 8, 2009 - Research suggests children can recover from autism - also here
Background


Depression

References:
  1. May 5, 2009 - Depression does 'make your brown eyes blue'
  2. May 6, 2009 - Newer Antidepressants Not Always Better
Background


Estrogen and auditory function

References:
  1. May 5, 2009 - Estrogen controls how the brain processes sound - also here
Background


Learning and postsynaptic density

References:
  1. May 5, 2009 - Investigating a sometimes-faulty protein's role in brain links
Background


Schizophrenia

References:
  1. May 6, 2009 - Flow of potassium into cells implicated in schizophrenia - also here
Background


Phonological constancy

References:
  1. May 6, 2009 - Children as young as 19 months understand different dialects
Background


Intention and action

References:
  1. May 7, 2009 - I think therefore I move?
  2. May 7, 2009 - When Your Brain Doesn't Know What Your Body Is Doing
  3. May 7, 2009 - Possible site of free will found in brain
Background


Decision making and confidence

References:
  1. May 7, 2009 - Brain cell mechanism for decision making also underlies judgment about certainty - also here
Background


Glia and glutamate damage to neurons

References:
  1. May 7, 2009 - Cell's split personality is a major discovery into neurological diseases - also here
Background


Brain-imaging studies

References:
  1. May 7, 2009 - Researchers study the idling brain - also here
  2. May 8, 2009 - Mental Math Linked to Eye Motion, Brain Scans Show
Background


Olfactory bulb synaptic memory

References:
  1. May 9, 2009 - Memory For Different Smells: Synaptic Memory Found In Olfactory Bulb
Background, Background



Health and medicine


Alzheimer's disease

References:
  1. May 4, 2009 - Delirium may hasten Alzheimer's decline
  2. May 4, 2009 - Vitamin E may slow Alzheimer's disease
  3. May 4, 2009 - Memory grows less efficient very early in Alzheimer's disease - also here
  4. May 4, 2009 - Researchers surprised by similar structures in Sanfilippo syndrome and Alzheimer's disease
  5. May 4, 2009 - New insight into Alzheimer's disease pathology - also here
  6. May 4, 2009 - Delirium may cause rapid cognitive decline in Alzheimer's disease
  7. May 6, 2009 - Scientists ID gene key to Alzheimer's-like reversal - also here
  8. May 6, 2009 - New evidence ties gene to Alzheimer's - also here
  9. May 6, 2009 - Trial drugs 'reverse' Alzheimer's
  10. May 7, 2009 - Delirium Rapidly Accelerates Memory Decline In Alzheimer's Patients
Background


Cancer

References:
  1. May 4, 2009 - Drug combo helps with repeat cancers in women
  2. May 4, 2009 - Hypothyroidism in women associated with liver cancer - also here
  3. May 4, 2009 - Type of lung cancer screening used to detect disease may impact 5-year survival rates
  4. May 4, 2009 - Enzymatic Activity Of Factors Involved In Childhood Leukemia Clarified
  5. May 4, 2009 - Suppressor Of Cytokine Signaling (SOCS)-1 Inhibits Prostate Cancer Growth
  6. May 5, 2009 - New gene may provide breast cancer diagnostic marker - also here
  7. May 5, 2009 - Study indicates cancer preventive effect for statins
  8. May 5, 2009 - 3T MRI detects 'early' breast cancer not seen on mammography and sonography - also here
  9. May 5, 2009 - How Some Immune Cells Improve Cancer Outcome
  10. May 5, 2009 - Thyroid Cancer Increasing, Scientists Don't Know Why
  11. May 6, 2009 - Researcher employs auto industry tools for tumor therapy
  12. May 6, 2009 - New universal breast cancer marker predicts recurrence and clinical outcome - also here
  13. May 6, 2009 - Two 'Types' Of Kidney Tumors Thought To Be Different Diseases Are Actually Variations Of Same Disease
  14. May 6, 2009 - Statin Drugs May Protect Against Cancer And Also Result in Fewer Gallbladder Removals
  15. May 8, 2009 - Chronic kidney disease may raise cancer risk
  16. May 8, 2009 - New technique may help detect potential breast cancer spread - also here
  17. May 8, 2009 - New clues on the link between Heliobacter pylori and stomach cancer
  18. May 8, 2009 - What Blocks Effects Of Newly Developed Anticancer Therapy?
  19. May 8, 2009 - Smear tests important in over 50s
  20. May 10, 2009 - Glioma: Origin Of Brain Tumor Discovered
  21. May 11, 2009 - Hypothyroidism linked to liver cancer in women
Background


Nanobiotechnology

References:
  1. May 4, 2009 - Targeting tumors using tiny gold particles - also here
  2. May 6, 2009 - Nanoparticles May Help Optimize Chemotherapy
  3. May 6, 2009 - Four-in-One: Targeted Gene Suppression in Cancer Cells - also here
Background


Hepatitis C

References:
  1. May 4, 2009 - Study: Patients with resolved hepatitis C likely still contagious - also here
  2. May 5, 2009 - Novel antibody prevents infection by hepatitis C virus - also here
Background


Cardiovascular disease

References:
  1. May 4, 2009 - Sleep apnea thickens blood vessels, increases heart disease risk - also here
  2. May 4, 2009 - Scientists investigate estrogen, heart disease connection in women
  3. May 4, 2009 - Hypertensive kids more likely to have learning/attention problems
  4. May 4, 2009 - Controlling Cholesterol, Blood Pressure Adds Up To Prevent Stroke
  5. May 5, 2009 - Elevated level of certain protein in urine linked to increased risk for blood clots
  6. May 5, 2009 - New Light Shed On Enigma Of Salt Intake And Hypertension
  7. May 6, 2009 - Sleep Apnea May Not Be Closely Linked to Heart Failure Severity - also here
  8. May 6, 2009 - SCAAR registry provides reassurance on drug eluting stent safety - also here
  9. May 8, 2009 - System that regulates blood pressure is amiss in some healthy, young blacks
  10. May 8, 2009 - Massive decline in rates of coronary death in Iceland are largely attributed to risk factor reductions in the population - also here
  11. May 8, 2009 - 30-year follow-up study: 'Tremendous' impact of smoking on mortality and cardiovascular disease - also here
  12. May 8, 2009 - The cardiovascular benefits of daily exercise in school children are evident even after one year - also here
  13. May 10, 2009 - New genes implicated in high blood pressure - also here
  14. May 10, 2009 - Study establishes major new treatment target in diseased arteries
  15. May 10, 2009 - Arrythmia Associated With Heart Attacks Linked To Higher Risk Of Death
Background


Vaccine technology

References:
  1. May 4, 2009 - Virologists developing more potent vaccine technology - also here
  2. May 4, 2009 - Nanoparticle Delivery System Developed To Induce Immunity To Certain STDs
  3. May 7, 2009 - Study reveals current multi-component vaccines may need reworking - also here
Background


Obesity

References:
  1. May 4, 2009 - New data analysis shows possible link between childhood obesity and allergies - also here
  2. May 4, 2009 - Calorie restriction causes temporal changes in liver metabolism - also here
  3. May 7, 2009 - Genetically engineered mice don't get obese
  4. May 7, 2009 - Sleep may keep you thin: studies
  5. May 7, 2009 - Study in pregnant women suggests probiotics may help ward off obesity - also here
  6. May 8, 2009 - Increased Food Intake Alone Explains Rise In Obesity In United States, Study Finds
Background


Malaria

References:
  1. May 4, 2009 - Simple Blood Test Proves Powerful Ally In The Fight Against Malaria
Background


Parkinson's disease

References:
  1. May 5, 2009 - High urate levels may ward off Parkinson's disease
Background


Cancer biology

References:
  1. May 5, 2009 - Scientists Measure Differences Between Normal and Cancer Cell Surfaces
  2. May 6, 2009 - Three genes help breast cancer spread to brain - also here
  3. May 6, 2009 - Genes found to play a role in breast cancer's spread to the brain - also here
  4. May 6, 2009 - Gene allows cancer to enter brain
  5. May 7, 2009 - Cancer Biologists Shed Light On The Metastatic Niche
  6. May 10, 2009 - Misread epigenetic signals play role in leukemia
  7. May 13, 2009 - Cancer's one-way ticket to the brain
Background


Diabetes

References:
  1. May 5, 2009 - Tea for the treatment of type-2 diabetes
  2. May 5, 2009 - New study reinforces significant role of walnuts in diet
  3. May 6, 2009 - FDA backs drug that treats diabetes via the brain
Background


Antibiotic resistance

References:
  1. May 5, 2009 - Theory shows mechanism behind delayed development of antibiotic resistance - also here
Background, Background


'Swine' flu and cytokine storms

References:
  1. May 5, 2009 - Does new swine flu virus kill by causing a 'cytokine storm'? - also here
Background, Background


TLR4, periodontal disease, B cells, and inflammation

References:
  1. May 5, 2009 - Examining TLR4 influences of B cell response - also here
Background, Background


Stem cells

References:
  1. May 5, 2009 - Stem Cell Focus For IBD Wound Healing
  2. May 6, 2009 - Neutralizing tumor growth in embryonic stem cell therapy - also here
Background


Influenza-caused immune system paralysis

References:
  1. May 5, 2009 - Scientists Learn Why The Flu May Turn Deadly: Influenza Virus 'Paralyzes' The Immune System
Background, Background


Delivery system for RNAi therapeutics

References:
  1. May 5, 2009 - Oral Delivery System For RNAi Therapeutics
Background, Background


Genetics of arterial plaque rupture

References:
  1. May 5, 2009 - Study sheds light on why some plaques turn deadly
  2. May 5, 2009 - Calming a gene called CHOP may stabilize plaques and limit clot formation
  3. May 5, 2009 - Research shows why certain arterial plaques can turn deadly - also here
  4. May 5, 2009 - Scientists pinpoint fats danger
Background


Antibiotic resistance

References:
  1. May 5, 2009 - Computers to help superbug fight
Background


Leptin, obesity, and cancer

References:
  1. May 7, 2009 - Cancer-obesity Link Could Aid Prevention Efforts
Background, Background


AIDS

References:
  1. May 8, 2009 - 'Hide and seek' costly to HIV
  2. May 8, 2009 - Herpes medication does not reduce risk of HIV transmission - also here
Background


Copyright © 2009 by Charles Daney, All Rights Reserved