Volume 8, Number 23 June 8, 2009

Physical sciences and technology Supernovae Nanotechnology Carbon nanotubes Water on Mars Artificial intelligence Global warming Extrasolar planets Quasars Memristors Photovoltaics Quantum communication Time travel paradoxes and quantum mechanics Quantum entanglement Disruptive effects of early supernovae Quantum computing Graphene Young stars in the Arches Cluster Black holes Quantum photonics Planck telescope Large Hadron Collider Quantum cryptography Robotics Life sciences Protein folding Genomics MicroRNA and natural killer T cells Induced pluripotent stem cells Bacterial incorporation of phage DNA Rapid evolution DNA sequencing Fat metabolism using the glyoxylate shunt Extra-pair parentage Adipocyte development Artificial transcription factors Death receptors Hydrogen peroxide and the immune system Metformin and the immune system Collective cell migration RNA polymerase C. elegans somatic cell longevity Nuclear pore complexes Yeast defense against reactive oxygen species Neuroscience, psychology, and behavior Autism Oligophrenin-1 and synapse maturation Perceptual stability Progesterone and social bonding Leptin and POMC neurons Early stages of neurogenesis Brain-imaging studies Schizophrenia Health and medicine Cancer Cancer biology Cancer stem cells Parkinson's disease Anticholinergic drugs and cognitive impairment Antibiotics Cardiovascular disease Rheumatoid arthritis Obesity Diabetes Influenza and bacterial infection Avian flu Inflammatory bowel disease Influenza antivirals Tuberculosis Vaccines Malaria Alzheimer's disease Autoimmune disease Nanobiotechnology RNAi drug delivery AIDS Stem cells Antioxidants Hepatitis C Ghrelin

Physical sciences and technology

Supernovae

1. June 1, 2009 - Why You Missed the Supernova in M82
2. June 1, 2009 - Stellar Explosion Displays Massive Carbon Footprint - also here
3. June 5, 2009 - A new class of dim supernovae - also here
4. June 9, 2009 - Astronomers propose new supernova interpretation

Nanotechnology

1. June 1, 2009 - Atom Pinhole Camera Acts as a Shrinking Copy Machine
2. June 4, 2009 - New, light-driven nanomotor is simpler, more promising, scientists say - also here
3. June 4, 2009 - Nanoscale zipper cavity responds to single photons of light - also here

Carbon nanotubes

1. June 1, 2009 - Biomimetic-engineering design can replace spaghetti tangle of nanotubes in novel material - also here

Water on Mars

1. June 1, 2009 - 'Cold' Mars Could Have Harbored Liquid Water - also here

Artificial intelligence

1. June 1, 2009 - Teaching computers to recognise objects - also here

Global warming

1. June 1, 2009 - Positive Feedback Hint Between Tropical Cyclones And Global Warming

Extrasolar planets

1. June 1, 2009 - Astronomers Seek New Home Closer to Home

Quasars

1. June 2, 2009 - A Now-You-See-It, Now-You-Don't Quasar

Memristors

1. June 2, 2009 - Flexible memristor: Memory with a twist - also here

Photovoltaics

1. June 2, 2009 - Transparent solar cells

Quantum communication

1. June 2, 2009 - Ultra cold atoms help share quantum information
2. June 4, 2009 - Scientists Demonstrate All-fiber Quantum Logic

Time travel paradoxes and quantum mechanics

1. June 2, 2009 - Time Travel Beats Quantum Mechanics

Quantum entanglement

1. June 3, 2009 - The motion of two ion pairs is linked through "spooky action at a distance"
2. June 3, 2009 - Vibrating ions get entangled
3. June 3, 2009 - Physicists demonstrate quantum entanglement in mechanical system - also here
4. June 3, 2009 - Bridging the gap to quantum world
5. June 4, 2009 - Entangled mechanical oscillators
6. June 5, 2009 - Physicists Put the Quantum Into Mechanics

Disruptive effects of early supernovae

1. June 3, 2009 - First supernovae blew early galaxies apart
2. July 1, 2009 - Intense heat killed the Universe's would-be galaxies, researchers say - also here
3. July 13, 2009 - Dark Matter Helped Early Galaxies Survive "Massacre"

Quantum computing

1. June 3, 2009 - Physicists Propose New Ultracold Scheme for Scalable Quantum Information Processing

Graphene

1. June 4, 2009 - Graphene may have advantages over copper for IC interconnects at the nanoscale - also here

Young stars in the Arches Cluster

1. June 4, 2009 - Stellar family in crowded, violent neighborhood proves to be surprisingly normal - also here
2. June 4, 2009 - Crowd of Stars Surprisingly Normal

Black holes

1. June 5, 2009 - Black-Hole Missing Link Found?

Quantum photonics

1. June 5, 2009 - Manipulating light on a chip for quantum technologies - also here

Planck telescope

1. June 5, 2009 - Planck satellite manoeuvre aims at L2 arrival - also here

Large Hadron Collider

1. June 5, 2009 - Large Hadron Collider to run through the year in Higgs boson race

Quantum cryptography

1. June 5, 2009 - Supersecret Codes Made of Light Closer to Reality?

Robotics

1. June 5, 2009 - Predictive powers: a robot that reads your intention? - also here

Life sciences

Protein folding

1. June 1, 2009 - Faster protein folding achieved through nanosecond pressure jump - also here

Genomics

1. June 1, 2009 - Closing the gaps in the human genome - also here

MicroRNA and natural killer T cells

1. June 1, 2009 - New study may hold promise for future disease therapies - also here

Induced pluripotent stem cells

1. June 2, 2009 - Chinese researchers find way to make pig stem cells
2. June 2, 2009 - World first: Chinese scientists create pig stem cells - also here
3. June 2, 2009 - First pig stem cells could make 'humanised' organs
4. June 3, 2009 - Pigs offer new stem cell source
5. June 22, 2009 - Engineered Pig Stem Cells Bridge The Mouse-human Gap

Bacterial incorporation of phage DNA

1. June 2, 2009 - Researchers examine 'invading' bacteria in DNA - also here

Rapid evolution

1. June 2, 2009 - When evolution is not so slow and gradual - also here
2. June 11, 2009 - Evolution can occur in less than 10 years - also here

DNA sequencing

1. June 2, 2009 - Aluminum-oxide nanopore beats other materials for DNA analysis - also here

Fat metabolism using the glyoxylate shunt

1. June 2, 2009 - Researchers engineer metabolic pathway in mice to prevent diet-induced obesity - also here

Extra-pair parentage

1. June 3, 2009 - Biologists consider unifying framework to explain evolutionary puzzles

Adipocyte development

1. June 3, 2009 - Researchers discover pathway with implications for obesity - also here

Artificial transcription factors

1. June 3, 2009 - Small molecules mimic natural gene regulators - also here
2. June 4, 2009 - Toward new drugs that turn genes on and off

Death receptors

1. June 3, 2009 - 'Death Receptors' Designed To Kill Our Cells May Make Them Stronger

Hydrogen peroxide and the immune system

1. June 3, 2009 - Hydrogen peroxide marshals immune system - also here
2. June 6, 2009 - Natural bleach 'key to healing'

Metformin and the immune system

1. June 3, 2009 - Common diabetes drug may 'revolutionize' cancer therapies - also here
2. June 3, 2009 - 'Cancer hope' from diabetes drug

Collective cell migration

1. June 4, 2009 - How growing cells move together

RNA polymerase

1. June 5, 2009 - Researchers Reveal Structure of Key Genetic Proofreading Protein

C. elegans somatic cell longevity

1. June 7, 2009 - Recruitment of reproductive features into other cell types may underlie extended lifespan in animals - also here
2. June 8, 2009 - The Secret to Roundworm Longevity: Sex Cells

Nuclear pore complexes

1. June 7, 2009 - Research identifies 3-D structure of key nuclear pore building block - also here

Yeast defense against reactive oxygen species

1. June 7, 2009 - Yeast genes inspire anti-ageing drugs

Neuroscience, psychology, and behavior

Autism

1. June 1, 2009 - Antidepressant does not stop repetitive behaviors in autistic children
2. June 2, 2009 - Study finds antidepressant doesn't help autistic children
3. June 8, 2009 - Common Autism Medication Is Ineffective For Repetitive Behaviors, Study Finds

Oligophrenin-1 and synapse maturation

1. June 1, 2009 - Protein linked to mental retardation controls synapse maturation, plasticity - also here

Perceptual stability

1. June 2, 2009 - Discoveries shed new light on how the brain processes what the eye sees - also here

Progesterone and social bonding

1. June 2, 2009 - Why dishing does you good: study - also here

Leptin and POMC neurons

1. June 2, 2009 - How to get obese mice moving -- and cure their diabetes - also here
2. June 3, 2009 - Leptin's Role In Brain Neurocircuitry Clarified

Early stages of neurogenesis

1. June 2, 2009 - Genetic Profiling Reveals Genes Active In The Earliest Brain Circuit Construction

Brain-imaging studies

1. June 3, 2009 - People who wear rose-colored glasses see more, study shows - also here

Schizophrenia

1. June 4, 2009 - Skin Cells Provide New Knowledge About Brain Functions

Health and medicine

Cancer

1. June 1, 2009 - Cervical cancer 'surgery boost'
2. June 1, 2009 - Cervical cancer vaccine benefits older women: study
3. June 1, 2009 - Deep sedation helps doctors find more polyps: study
4. June 1, 2009 - Sanofi has winning cancer drug, but short patent
5. June 1, 2009 - Targeted drug shows promise against melanoma: study
6. June 1, 2009 - Glaxo drug delays kidney cancer progression
7. June 1, 2009 - Researchers find breast cancer gene that's blocked by blood pressure drug - also here
8. June 1, 2009 - Vaccine shows therapeutic promise against advanced melanoma - also here
9. June 1, 2009 - Wet ear wax and unpleasant body odors signal breast cancer risk - also here
10. June 1, 2009 - New therapies to treat breast, lymph cancer: studies
11. June 1, 2009 - Herceptin extends life of patients with terminal stomach cancer, study finds
12. June 1, 2009 - 1 in 8 with lung cancer show asbestos exposure, study finds
13. June 1, 2009 - New pathology tests double sensitivity to detect bile duct and pancreatic cancers - also here
14. June 1, 2009 - Vandetanib shows clinical benefit when combined with docetaxel for lung cancer - also here
15. June 1, 2009 - AstraZeneca, Merck collaborate on cancer treatment
16. June 2, 2009 - Heart drug may block breast cancer gene
17. June 2, 2009 - Stool test shows promise in detecting many cancers
18. June 2, 2009 - Skin lesion leads to more cancer types than once believed - also here
19. June 2, 2009 - Alcohol and smoking are key causes for bowel cancer - also here
20. June 2, 2009 - Radiofrequency ablation can reverse Barrett's esophagus, reduce cancer risk
21. June 2, 2009 - Improved DNA stool test could detect digestive cancers in multiple organs - also here
22. June 2, 2009 - External beam partial breast irradiation most cost-effective treatment - also here
23. June 2, 2009 - Researcher developing computer program to detect, measure brain tumors
24. June 2, 2009 - I-SPY trial offers key insights into locally advanced breast cancer
25. June 2, 2009 - Enhancing The Effects Of Platinum-based Anti-cancer Drugs
26. June 2, 2009 - Drug hope for advanced melanoma
27. June 3, 2009 - Belly fat tied to liver cancer recurrence
28. June 3, 2009 - Exercise after age 30 may curb breast cancer risk
29. June 3, 2009 - Anti-psychotic drug could fight cancer
30. June 3, 2009 - Diet may reduce risk of prostate cancer - also here
31. June 3, 2009 - Effective over-the-counter prostate cancer test kit likely in next few years
32. June 3, 2009 - Cancer Researchers Identify New Mutant Genes
33. June 3, 2009 - Oxygen + MRI might help determine cancer therapy success, researchers find
34. June 3, 2009 - Brain irradiation in lung cancer - also here
35. June 3, 2009 - FDA approves cancer treatment for dogs
36. June 4, 2009 - Researchers identify critical marker of response to gemcitabine in pancreatic cancer - also here
37. June 4, 2009 - Advance in bowel cancer test research - also here
38. June 5, 2009 - Novartis' Tasigna works in new leukaemia patients

Cancer biology

1. June 1, 2009 - Scientists identify molecular powerbrokers involved in cancer's spread - also here
2. June 1, 2009 - Stem cell protein offers a new cancer target - also here
3. June 1, 2009 - Exploiting cancer cell 'addiction' may lead to new therapies - also here
4. June 1, 2009 - Cancer researchers first to link intestinal inflammation with systemic chromosome damage - also here
5. June 1, 2009 - Researchers identify gene that regulates tumors in neuroblastoma - also here
6. June 1, 2009 - Lower levels of key protein influence tumor growth in mice, study shows - also here
7. June 3, 2009 - Scientists uncover mode of action of enzyme linked with several types of cancer - also here
8. June 4, 2009 - Study gives clues to how adrenal cancer forms - also here
9. June 7, 2009 - Link unraveled between chromosomal instability and centrosome defects in cancer cells - also here

Cancer stem cells

1. June 1, 2009 - Most common brain cancer may originate in neural stem cells - also here
2. June 1, 2009 - 'Misreading' of histone code linked to human cancer - also here
3. June 2, 2009 - Targeting breast cancer stem cells in mice
4. June 7, 2009 - A lethal cancer knocked down by one-two drug punch - also here
5. June 8, 2009 - Pathway Linked To Breast Cancer Stem Cells

Parkinson's disease

1. June 1, 2009 - Depression may indicate early Parkinson's disease
2. June 4, 2009 - Association found between Parkinson's disease and pesticide exposure in French farm workers - also here

Anticholinergic drugs and cognitive impairment

1. June 1, 2009 - Commonly used medications may produce cognitive impairment in older adults - also here

Antibiotics

1. June 1, 2009 - Newly discovered reactions from an old drug may lead to new antibiotics - also here

Cardiovascular disease

1. June 1, 2009 - Suffer stroke symptoms? Second strokes often follow within hours - also here
2. June 1, 2009 - Overweight male teens with normal blood pressures showing signs of heart damage - also here
3. June 1, 2009 - New device detects heart disease using less than one drop of blood - also here
4. June 1, 2009 - Tomato pill 'beats heart disease'
5. June 4, 2009 - Importance of preventing congestion in heart failure - also here
6. June 4, 2009 - Recognizing Signs And Symptoms Of Acute Heart Failure
7. June 4, 2009 - Obesity And Diabetes Double Risk Of Heart Failure: Patients With Both Conditions 'Very Difficult' To Treat
8. June 4, 2009 - Abbott, AstraZeneca seek cholesterol pill approval
9. June 5, 2009 - Merck heart failure drug misses goals in study
10. June 5, 2009 - Merck's heart failure drug misses trial goals
11. June 7, 2009 - Stents no better than heart drugs in diabetics
12. June 7, 2009 - Death Rates Same For Diabetes And Heart Disease Patients Receiving Drug Therapy Or Surgery
13. June 7, 2009 - Meds as good as surgery for diabetics with heart disease

Rheumatoid arthritis

1. June 1, 2009 - Genes and smoking play role in rheumatoid arthritis - also here
2. June 2, 2009 - Surgery in patients with RA is often 'too little, too late'
3. June 7, 2009 - Gum disease care 'aids arthritis'

Obesity

1. June 1, 2009 - Waist size and body mass index are risk factors for sleep disordered breathing in children

Diabetes

1. June 1, 2009 - Study: Diabetics in Asia Are Younger, Thinner
2. June 4, 2009 - Pre-conception diabetes control important
3. June 5, 2009 - Group recommends easier test to diagnose diabetes
4. June 5, 2009 - Major study clears Glaxo's Avandia of heart risk
5. June 6, 2009 - Bristol, Astra's Onglyza controls diabetes: trial
6. June 6, 2009 - Dapagliflozin controls glucose in mid-stage trial
7. June 6, 2009 - Exenatide pump controls glucose in short trial
8. June 6, 2009 - Merck's Januvia effective in combination studies - also here
9. June 6, 2009 - Once-weekly Amylin drug tops Januvia, Actos: study - also here
10. June 7, 2009 - Novo diabetes drug tops older medicine at two years - also here
11. June 7, 2008 - Glaxo's GLP-1 diabetes drug beats Byetta in test

Influenza and bacterial infection

1. June 2, 2009 - Flu causes immune system paradox

Avian flu

1. June 2, 2009 - Study: Indirect transmission can trigger influenza outbreaks in birds - also here
2. June 3, 2009 - Bird flu viruses need warm nose to set up shop

Inflammatory bowel disease

1. June 2, 2009 - Enzyme involved in inflammatory bowel disease discovered - also here

Influenza antivirals

1. June 2, 2009 - Researchers Look for Ways to Deliver a One-Two Punch to Flu Viruses

Tuberculosis

1. June 3, 2009 - Experimental drug works in resistant tuberculosis

Vaccines

1. June 3, 2009 - Metformin may help make vaccines work better: study - also here

Malaria

1. June 3, 2009 - Malaria vaccine enters phase III clinical trials

Alzheimer's disease

1. June 3, 2009 - Weekly curry 'may fight dementia'
2. June 7, 2009 - Tangled proteins may spread Alzheimer's through brain
3. June 7, 2009 - Rogue protein 'spreads in brain'
4. June 7, 2009 - Mice injected with Alzheimer's cast new light on dementia

Autoimmune disease

1. June 4, 2009 - A new lead for autoimmune disease - also here
2. June 4, 2009 - Autoinflammatory disease model reveals role for innate, not adaptive, immunity - also here
3. June 7, 2009 - New Genetic Immune Disorder In Children Discovered

Nanobiotechnology

1. June 4, 2009 - Researchers test nanoparticle to treat cardiovascular disease in mice - also here

RNAi drug delivery

1. June 4, 2009 - One step closer to turning off cancer genes with gene-silencing

AIDS

1. June 4, 2009 - 'Shock and kill' research gives new hope for HIV-1 eradication - also here

Stem cells

1. June 4, 2009 - Scientists discover new way to enhance stem cells to stimulate muscle regeneration - also here
2. June 4, 2009 - Sleuths follow lung stem cells for generations to shed light on healing - also here
3. June 5, 2009 - Stem Cells Cultured On Contact Lens Restore Sight In Patients With Blinding Corneal Disease - also here, here

Antioxidants

1. June 4, 2009 - Postwar Food Vetch Is An Important Source Of Antioxidant Activity

Hepatitis C

1. June 5, 2009 - NEJM study points to new era in hepatitis C treatment - also here

Ghrelin

1. June 6, 2009 - Fatty foods fire up hunger hormone - also here

Copyright © 2009 by Charles Daney, All Rights Reserved