Volume 8, Number 28 July 13, 2009

Physical sciences and technology Global warming Supernovae Fractal networks Hydrogen storage Brain-computer interfaces Earthquakes Paleoclimatology Size of extra dimensions Quantum motors Quantum computing Denser magnetic memory Nanotechnology Centaurus A black hole Star-forming regions Fullerenes Photovoltaics Extrasolar planets Graphene Carbon nanotubes Alternative theories of gravity Mapping star spots Earliest stars Hypercompact stellar systems Quantum random walk Positron-origin of gamma-rays Galaxy collisions Herschel telescope Magnetic field reversals in stars Life sciences Developmental noise and evolution Parasites and the evolution of sex Earliest tetrapods Evolution of joint parenting Mitosis Sperm cells from stem cells Bacterial communication Induced pluripotent stem cells Cholesterol-regulating genes Protein self-organization Rapamycin and lifespan extension Early proliferation of plant life Circadian rhythm and blood pressure Signals of early methanogens Calorie restriction and aging Methane-consuming bacteria Developmental biology of turtles The thymus and aging Telomeres Microbial genomics Neuroscience, psychology, and behavior Artificial neurons Autism Depression, CREB, and BDNF Cytokines and seizures Fear THC and morphine dependence Monkey recognition of grammar Erythropoietin and cognitive function Brain representation of second languages Paternal investment in children Neurogenesis Evolution of cooperation Male ejaculation strategy Schizophrenia Health and medicine Cardiovascular disease Influenza antivirals Alzheimer's disease Cancer biology Cancer stem cells Cancer BMI and cognitive decline Psoriasis Multiple sclerosis Health effects of nitrates Diabetes PEDF, dyslipidemia, and insulin resistance AIDS Adiponectin and diabetes Malaria Acetic acid and fat metabolism Stem cells Parkinson's disease Obesity Rheumatoid arthritis Health effects of carbohydrates Tuberculosis Inflammatory bowel disease Celiac disease

Physical sciences and technology

Global warming

1. July 6, 2009 - Experts warn on expanding tropics
2. July 6, 2009 - Tropical zone expanding due to climate change: study
3. July 7, 2009 - New NASA Satellite Survey Reveals Dramatic Arctic Sea Ice Thinning - also here
4. July 7, 2009 - Thin Ice the Norm in Warming Arctic
5. July 9, 2009 - Some Particles Cool Climate, Others Add To Global Warming
6. July 9, 2009 - Ice Volume Of Switzerland's Glaciers Calculated

Supernovae

1. July 6, 2009 - Bizarre blast is new class of supernova
2. July 8, 2009 - Ancient Supernovae Found by Image Stacking
3. July 8, 2009 - Most Distant Supernovae Found
4. July 8, 2009 - 11-Billion-Year-Old Giant Supernovae Farthest Ever Detected - also here
5. July 8, 2009 - Faraway Star Explosions Shatter Distance Record
6. July 8, 2009 - Ancient supernova is oldest and most distant found
7. July 9, 2009 - A glimpse of ancient dying stars
8. July 10, 2009 - Archival Telescope Data May Show Most Distant Supernovae Yet

Fractal networks

1. July 6, 2009 - Researchers break the law -- of physics
2. July 8, 2009 - Aussie tweak unites fractal laws

Hydrogen storage

1. July 6, 2009 - Researchers demonstrate reversible generation of a high capacity hydrogen storage material

Brain-computer interfaces

1. July 6, 2009 - Translate this: 'cognition-strength interfaces'
2. July 6, 2009 - Paralyzed People Using Computers, Amputees Controlling Bionic Limbs, With Microelectrodes On (Not In) Brain

Earthquakes

1. July 6, 2009 - Scientists: Silent tremors may foretell next Big One
2. July 9, 2009 - Tremors on southern San Andreas Fault may mean increased quake risk - also here

Paleoclimatology

1. July 6, 2009 - Ancient Drought And Rapid Cooling Drastically Altered Climate
2. July 9, 2009 - Arctic climate under greenhouse conditions in the Late Cretaceous

Size of extra dimensions

1. July 7, 2009 - Capping the length of extra dimensions

Quantum motors

1. July 7, 2009 - Could a quantum motor do work?

Quantum computing

1. July 7, 2009 - Physicists find way to control individual bits in quantum computers - also here

Denser magnetic memory

1. July 7, 2009 - Creating Denser Magnetic Memory

Nanotechnology

1. July 7, 2009 - Light-absorbing nanowires may make better solar panels

Centaurus A black hole

1. July 7, 2009 - Astronomers reveal a 'blue whale of space'
2. July 13, 2009 - Astronomers map 'blue whale' of space

Star-forming regions

1. July 7, 2009 - New portrait of Omega Nebula's glistening watercolors

Fullerenes

1. July 7, 2009 - Remote-control closed system invented for inserting radio-active atoms inside fullerenes - also here

Photovoltaics

1. July 7, 2009 - Low-cost solution processing method developed for CIGS-based solar cells - also here
2. July 9, 2009 - Nanopillars Promise Cheap, Efficient, Flexible Solar Cells - also here
3. July 20, 2009 - 'Nanopillars' make good photovoltaics

Extrasolar planets

1. July 7, 2009 - Exoplanet pairs may be masquerading as singles
2. July 9, 2009 - Noisy star masks planet's true size

Graphene

1. July 8, 2009 - Graphene gains nearly perfect liquid status
2. July 9, 2009 - Graphene's versatility promises new applications - also here

Carbon nanotubes

1. July 8, 2009 - DNA sorts carbon nanotubes
2. July 8, 2009 - Researchers enlist DNA to bring carbon nanotubes' promise closer to reality - also here
3. July 9, 2009 - DNA sorts carbon nanotubes

Alternative theories of gravity

1. July 8, 2009 - Phantom menace to dark matter theory

Mapping star spots

1. July 9, 2009 - Mapping a Star's Spots by Exoplanet Transits

Earliest stars

1. July 9, 2009 - Simulations reveal that some of the first stars had partners
2. July 9, 2009 - Simulations Illuminate Universe's First Twin Stars - also here
3. July 9, 2009 - First Stars Might Have Had Twins
4. July 10, 2009 - Universe's first stars may have been twins

Hypercompact stellar systems

1. July 9, 2009 - Living fossils hold record of 'supermassive' kick - also here
2. July 10, 2009 - New Type of Cosmic Object to Be Revealed?

Quantum random walk

1. July 9, 2009 - Physicists take first step towards super-fast search algorithms for quantum computers - also here
2. July 9, 2009 - Ultracold atom takes a quantum walk
3. July 10, 2009 - Take a Walk on the Quantum Side

Positron-origin of gamma-rays

1. July 9, 2009 - Astrophysicists solve mystery in Milky Way galaxy - also here
2. July 13, 2009 - Antimatter Annihilation Causes Milky Way Mystery
3. July 22, 2009 - Integral satellite disproves dark matter origin for mystery radiation - also here

Galaxy collisions

1. July 9, 2009 - A Galaxy Collision in Action - also here

Herschel telescope

1. July 10, 2009 - Herschel first images promise bright future - also here
2. July 10, 2009 - Herschel Telescope Snaps Its First Pictures
3. July 10, 2009 - Herschel shows breadth of vision

Magnetic field reversals in stars

1. July 11, 2009 - Star's magnetic flips down to gassy neighbour

Life sciences

Developmental noise and evolution

1. July 6, 2009 - Spores spill evolution's secrets

Parasites and the evolution of sex

1. July 6, 2009 - Study finds role for parasites in evolution of sex - also here

Earliest tetrapods

1. July 6, 2009 - Ancient fossils shed light on anatomical changes accompanying evolution of first land vertebrates - also here

Evolution of joint parenting

1. July 6, 2009 - Battle of the sexes benefits offspring, says research - also here

Mitosis

1. July 6, 2009 - New research shows key player in mitosis not required for chromosome alignment

Sperm cells from stem cells

1. July 7, 2009 - Sperm-like cells made from human embryonic stem cells
2. July 7, 2009 - Scientists claim sperm 'first'
3. July 7, 2009 - Are lab-grown human sperm the real thing?
4. July 8, 2009 - Human sperm created from stem cells
5. July 8, 2009 - Human sperm created from embryonic stem cells - also here
6. July 8, 2009 - 'Synthetic sperm' from stem cells raises hope for male infertility
7. July 8, 2009 - British scientists claim to create human sperm

Bacterial communication

1. July 7, 2009 - Finding the constant in bacterial communication - also here
2. July 10, 2009 - A Matter of Density, Not Quantity: Individual Bacterial Cells are Capable of Quorum Sensing when Confined in Small Volume - also here

Induced pluripotent stem cells

1. July 7, 2009 - Playing it safe - also here

Cholesterol-regulating genes

1. July 7, 2009 - Scientists identify cholesterol-regulating genes - also here

Protein self-organization

1. July 7, 2009 - How E. coli grows its 'nose' - also here

Rapamycin and lifespan extension

1. July 8, 2009 - Tests raise life extension hopes
2. July 8, 2009 - Immune drug boosts lifespan
3. July 8, 2009 - Fountain of Youth on Easter Island?
4. July 8, 2009 - Cancer Drug Delays Aging in Mice
5. July 8, 2009 - A pill for longer life?
6. July 8, 2009 - Easter Island compound extends lifespan of old mice - also here, here
7. July 8, 2009 - Transplant drug helps mice live longer
8. July 8, 2009 - Antibiotic Delayed Aging in Experiments With Mice
9. July 9, 2009 - Rapamycin extends life in mice, raising hopes of life-prolonging drug for humans
10. July 9, 2009 - What Does Life-Extending Drug Mean for Humans?
11. July 9, 2009 - New clues in search for elixir of youth
12. July 10, 2009 - Longevity pill on the horizon?

Early proliferation of plant life

1. July 8, 2009 - When Earth greened over
2. July 8, 2009 - Explosive growth of life on Earth fueled by early greening of planet - also here
3. July 8, 2009 - Was ancient Earth a green planet?

Circadian rhythm and blood pressure

1. July 8, 2009 - Sleep-wake genes also vary blood pressure

Signals of early methanogens

1. July 8, 2009 - Looking for signs of early life

Calorie restriction and aging

1. July 9, 2009 - Low-calorie diet slows aging in monkeys
2. July 9, 2009 - New clues in search for elixir of youth
3. July 9, 2009 - Caloric restriction extends life in monkeys, study finds
4. July 9, 2009 - Calorie-Counting Monkeys Live Longer
5. July 9, 2009 - Experimental Diet a Fountain of Youth for Monkeys
6. July 9, 2009 - Reduced diet thwarts aging, disease in monkeys - also here
7. July 9, 2009 - Proof mounts on restricted diet
8. July 9, 2009 - Monkeys live longer on low-cal diet; would humans?
9. July 10, 2009 - Fewer calories slows aging in monkeys, a clue for humans

Methane-consuming bacteria

1. July 9, 2009 - Methane-eating microbes can use iron and manganese oxides to 'breathe' - also here

Developmental biology of turtles

1. July 9, 2009 - The Turtle's Shell: "A Weird Case of Origami"
2. August 1, 2009 - Evolutionary development study describes a critical fold that sends the reptile off on its own

The thymus and aging

1. July 10, 2009 - Scientists identify enzyme important in aging - also here

Telomeres

1. July 10, 2009 - Telomeres resemble DNA fragile sites - also here

Microbial genomics

1. July 10, 2009 - Exploring standards to advance microbial genomics - also here

Neuroscience, psychology, and behavior

Artificial neurons

1. July 6, 2009 - One step closer to an artificial nerve cell

Autism

1. July 6, 2009 - New study pinpoints difference in the way children with autism learn new behaviors - also here
2. July 10, 2009 - Laughter Differs In Children With Autism

Depression, CREB, and BDNF

1. July 6, 2009 - Psychotherapy Of Depression Changes Biological Parameters?

Cytokines and seizures

1. July 6, 2009 - Brain's immune system may cause chronic seizures - also here

Fear

1. July 7, 2009 - Finding fear: Neuroscientists locate where it is stored in the brain - also here

THC and morphine dependence

1. July 7, 2009 - The surprising effect of cannabis on morphine dependence - also here

Monkey recognition of grammar

1. July 8, 2009 - Monkeys Recognize Poor Grammar
2. July 8, 2009 - Monkeys recognise 'bad grammar'
3. July 8, 2009 - Monkeys have a memory for grammar
4. July 9, 2009 - Monkeys display verbal skills

Erythropoietin and cognitive function

1. July 8, 2009 - Erythropoietin boosts brainpower - also here

Brain representation of second languages

1. July 8, 2009 - Do bilingual persons have distinct language areas in the brain? - also here

Paternal investment in children

1. July 8, 2009 - Fathers Spend More Time With Children Who Resemble Them, Study Suggests

Neurogenesis

1. July 9, 2009 - Newborn brain cells show the way - also here

Evolution of cooperation

1. July 9, 2009 - 'Invisible hand' guides evolution of cooperative turn-taking, research shows - also here

Male ejaculation strategy

1. July 9, 2009 - Spread your sperm the smart way - also here
2. July 10, 2009 - Women longing for a baby advised to opt for ugly men

Schizophrenia

1. July 9, 2009 - Dips and Swells of Your Brain May Reveal Early Mental Disorders - also here
2. July 12, 2009 - Study: Clozapine may have saved schizophrenics
3. July 13, 2009 - Study may prompt rethink on schizophrenia drugs

Health and medicine

Cardiovascular disease

1. July 6, 2009 - Keeping blood sugar in check good for the heart
2. July 6, 2009 - Component of vegetable protein may be linked to lower blood pressure - also here
3. July 6, 2009 - Atrial fibrillation linked to increased hospitalization in heart failure patients - also here
4. July 7, 2009 - Intensive management can improve blood pressure in non-adherent hypertensive patients - also here
5. July 8, 2009 - Blood pressure targets: Aiming lower offers no benefit - also here
6. July 8, 2009 - New heart disease risk score outperforms existing test
7. July 8, 2009 - New heart disease risk score should be recommended in the UK, say experts - also here
8. July 9, 2009 - Oral/body inflammatory connection explained - also here
9. July 10, 2009 - Blood vessel bends and branches put the brakes on statins
10. July 12, 2009 - Slow blood flow 'hampers statins'

Influenza antivirals

1. July 6, 2009 - A New Way of Treating the Flu

Alzheimer's disease

1. July 6, 2009 - Alzheimer's research pinpoints antibodies that may prevent disease - also here
2. July 6, 2009 - Researchers find possible environmental causes for Alzheimer's, diabetes
3. July 7, 2009 - Delirium Presentation Predicts Mortality, Study Finds
4. July 8, 2009 - Better language skills may keep Alzheimer's at bay
5. July 8, 2009 - Nun Brains Show Language Skills Predict Future Alzheimer's Risk
6. July 8, 2009 - Language skills in your twenties may predict risk of dementia decades later - also here
7. July 8, 2009 - Inflammation may trigger Alzheimer's disease - also here
8. July 8, 2009 - Most neuropsychological tests don't tell Alzheimer's disease from vascular dementia - also here
9. July 8, 2009 - Language 'predicts dementia risk'
10. July 10, 2009 - Chemicals found in fruit and veg offer dementia hope - also here
11. July 11, 2009 - Study using structural MRI may help accurately diagnose dementia patients - also here
12. July 12, 2009 - Bayer says Alzheimer test shown to work in study
13. July 12, 2009 - Omega-3 no match for Alzheimer's, study finds - also here
14. July 12, 2009 - Results from trials of DHA in Alzheimer's disease and age-related cognitive decline - also here
15. July 12, 2009 - Researchers find new Alzheimer's disease treatment promising - also here
16. July 12, 2009 - Doctors talk frankly about what encourages and impedes early diagnosis of Alzheimer's - also here
17. July 12, 2009 - Gene May Help Predict Timing of Alzheimer's Onset
18. July 13, 2009 - Genetic Discovery May Determine Alzheimer's Disease Risk and Age of Disease Onset

Cancer biology

1. July 6, 2009 - Carbohydrate acts as tumor suppressor - also here
2. July 6, 2009 - The 2 faces of Mdmx: Why some tumors don't respond to radiation and chemotherapy - also here
3. July 6, 2009 - Mice with skin condition help scientists understand tumor growth - also here
4. July 6, 2009 - Understanding the anticancer effects of vitamin D3 - also here
5. July 6, 2009 - Ready for relapse: Molecule helps breast cancer cells to survive in the bone marrow
6. July 7, 2009 - 'Normal' cells far from cancer give nanosignals of trouble - also here
7. July 7, 2009 - Protein can help cells or cause cancer, researcher finds - also here
8. July 7, 2009 - Cancer Researchers Link DICER1 Gene Mutation To Rare Childhood Cancer
9. July 9, 2009 - Systems biology recommended as a clinical approach to cancer
10. July 9, 2009 - Expression of Myoglobin in Human Cancers
11. July 9, 2009 - Genetic Key To Breast Cancer's Ability To Survive And Spread Identified

Cancer stem cells

1. July 6, 2009 - New discovery points to a new treatment avenue for acute myeloid leukemia - also here

Cancer

1. July 6, 2009 - Researchers create prostate cancer 'homing device' for drug delivery - also here
2. July 6, 2009 - Researchers identify genes that cause melanoma
3. July 6, 2009 - Dogs, humans, put heads together to find cure for brain cancer - also here
4. July 6, 2009 - DNA Variations Linked To Brain Tumors
5. July 7, 2009 - Hormones may tie caffeine to cancer risk
6. July 7, 2009 - Diet, smoking, exercise key in colon cancer risk
7. July 7, 2009 - Cancer Does Discriminate
8. July 7, 2009 - Why are African-Americans less likely to survive certain cancers? - also here
9. July 7, 2009 - New study bolsters case for preventive prostate cancer treatment
10. July 7, 2009 - Study shows endoscopic surgery as effective open surgery for nasal cancer - also here
11. July 8, 2009 - Roche's Avastin drug shrinks ear-nerve tumors
12. July 8, 2009 - Possible drug target found for one of the most aggressive breast cancers - also here
13. July 8, 2009 - Blacks With Equal Care Still More Likely to Die of Some Cancers
14. July 9, 2009 - Breast cancer risk lower in migraine sufferers
15. July 9, 2009 - Link between migraines and reduced breast cancer risk confirmed in follow-up study - also here
16. July 9, 2009 - Scientists link elevated insulin to increased breast cancer risk - also here
17. July 9, 2009 - Capturing cell 'fingerprints' to advance cancer screening
18. July 9, 2009 - Two reproductive factors are important predictors of death from ovarian cancer - also here
19. July 9, 2009 - Better tools needed to detect ovarian cancer, report concludes
20. July 10, 2009 - "Glycemic load" of diet tied to breast cancer risk
21. July 10, 2009 - Breast cancer screening may fuel over-diagnosis
22. July 10, 2009 - Environmental manganese good in trace amounts but can correlate to cancer rates - also here
23. July 10, 2009 - Third of breast cancer 'harmless'
24. July 13, 2009 - Genes for skin cancer identified
25. July 19, 2009 - Moles And Melanoma: Genetic Links To Skin Cancer Found

BMI and cognitive decline

1. July 6, 2009 - Overweight individuals have greater risk of reduced memory and thinking skills in late life - also here

Psoriasis

1. July 6, 2009 - Psoriasis-like Inflammation: Crucial Role For The Protein CCR6

Multiple sclerosis

1. July 6, 2009 - New Control System Of The Body Discovered

Health effects of nitrates

1. July 6, 2009 - Nitrates May Be Environmental Trigger For Alzheimer's, Diabetes And Parkinson's Disease

Diabetes

1. July 7, 2009 - Two dietary oils, two sets of benefits for older women with diabetes - also here
2. July 8, 2009 - Pluronic L-81 is a potential anti-diabetic drug?
3. July 9, 2009 - New Role Discovered for Molecule Important in Development of Endocrine System - also here
4. July 10, 2009 - Liver cells could be reprogrammed as insulin factories

PEDF, dyslipidemia, and insulin resistance

1. July 7, 2009 - New culprit behind obesity's ill metabolic consequences - also here
2. July 8, 2009 - Link between obesity and diabetes discovered - also here
3. July 11, 2009 - Obesity health risk cause 'found'

AIDS

1. July 7, 2009 - HIV-1 damages gut antibody producing immune cells within days of infection - also here

Adiponectin and diabetes

1. July 7, 2009 - Higher levels of a certain protein associated with lower risk of type 2 diabetes - also here

Malaria

1. July 7, 2009 - Continued Vigilance Against Drug-resistance Malaria Is Needed

Acetic acid and fat metabolism

1. July 7, 2009 - New Evidence That Vinegar May Be Natural Fat-fighter

Stem cells

1. July 8, 2009 - Stem cells' 'suspended' state preserved by key step, scientists report - also here, here
2. July 9, 2009 - Research may hold key to maintaining embryonic stem cells in lab - here

Parkinson's disease

1. July 8, 2009 - Hitting cell hot spot could help thwart Parkinson's disease - also here

Obesity

1. July 8, 2009 - Scientists suggest linkages between obesity and oral bacterial infection - also here
2. July 9, 2009 - Anti-obesity product safe in mid-stage study
3. July 9, 2009 - Amylin obesity treatment trial fails to impress - also here
4. July 12, 2009 - Obesity 'link to same-sex parent'

Rheumatoid arthritis

1. July 8, 2009 - Improving Care Of Patients Suffering From Rheumatic Diseases
2. July 9, 2009 - Rigel says arthritis drug shows progress

Health effects of carbohydrates

1. July 9, 2009 - Diets bad for teeth are also bad for the body - also here

Tuberculosis

1. July 9, 2009 - One secret to how TB sticks with you - also here

Inflammatory bowel disease

1. July 9, 2009 - Toward an explanation for Crohn's disease? - also here
2. July 9, 2009 - Novel genetic finding offers new avenue for future Crohn's disease treatment - also here

Celiac disease

1. July 10, 2009 - Cases of celiac disease up dramatically: report

Copyright © 2009 by Charles Daney, All Rights Reserved