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Volume 8, Number 48
November 30, 2009


Physical sciences
Technology
Life sciences
Neuroscience, psychology, behavior
Health and medicine
Physical sciences

Enceladus
Water on Mars
Hydrocarbons on Titan
Large Hadron Collider
Global warming
Brown dwarfs
Earthquakes
T2K neutrino experiment
Black holes
Paleoclimatology
Galaxy mergers
Circumstellar disks and star formation
Ocean capacity to absorb CO2
Milky Way's building blocks
Blue dwarf galaxies
Oceanic crust
Eta Carinae
Ultraluminous infrared galaxies
Microquasars
Herschel telescope
Red hypergiant stars
Spinon confinement in spin ladders

Technology

Brain-computer interface
Quantum computing
Optical chips
Spintronics
Supercomputing
Nanotechnology
Graphene
Multiferroic digital memory

Life sciences

Ribosomes
Cell development in the pancreas
Leaf morphology
Induced pluripotent stem cells
Modeling bat migration
Anti-virus immune system mechanisms
Regulated errors and cellular response to stress
Bacterial immune system
Circadian rhythm and metabolism
Bacterial proteasome, transcriptome, and metabolome
Speciation and sexual selection
Oskar mRNA transport
Genomics
Eosinophils and innate immunity

Neuroscience, psychology, and behavior

Modeling working memory
Speed of word recall
Information transmission in the brain and gamma waves
Stress, epigenetic changes, and memory
Neurogenesis and diet
Comfort food and stress
Myelin formation
Brain-imaging studies
Speech perception
CO2, the amygdala, and fear
MHC proteins and synaptic plasticity
Endocannabinoid signaling
Dopamine and emotion in fruit flies
Auditory continuity illusion
Language evolution
Multilingualism and cognitive ability
Schizophrenia
Circadian rhythm
Glutamate receptor structure
Synapse formation during motor learning
Gender differences in response to danger
Regulation of neurogenesis

Health and medicine

Vitamin D
Alzheimer's disease
Gene therapy
Stem cells
Hepatitis C
Diabetes
Systems biology of insulin resistance
Cardiovascular disease
Malaria
Cancer
Cancer biology
Dementia
AIDS
Control of inflammation by bacteria
Methicillin-resistant Staphylococcus aureus
Multiple sclerosis
RNAi therapy for pachyonychia congenita
Metabolomics
Cancer vaccine
Parkinson's disease
Antibiotics
Obesity, genetics, and inflammation
Nanobiotechnology



Physical sciences and technology


Enceladus

References:
  1. November 23, 2009 - Cassini Visits a Science-Fiction World
  2. November 23, 2009 - Cassini Sends Back Images of Enceladus as Winter Nears - also here
  3. November 23, 2009 - Nasa Cassini spacecraft sends pictures of Saturn's moon
Background


Water on Mars

References:
  1. November 23, 2009 - New computer-developed map shows more extensive valley network on Mars - also here, here
  2. November 23, 2009 - New Map Bolsters Case for Ancient Ocean on Mars
  3. November 25, 2009 - Martian "Lake Michigan" Filled Crater, Minerals Hint
  4. November 26, 2009 - Gullies and Flow Features on Crater Wall
Background


Hydrocarbons on Titan

References:
  1. November 23, 2009 - Icy moon's lakes brim with hearty soup for life
  2. November 29, 2009 - Scientists explain puzzling lake asymmetry on Titan - also here
  3. November 30, 2009 - Do Titan's Lakes Migrate South for the Winter?
Background


Large Hadron Collider

References:
  1. November 23, 2009 - Big Bang machine achieves first particle collisions
  2. November 23, 2009 - Restarted LHC Sees First Collisions
  3. November 23, 2009 - LHC sees particles circulate once more
  4. November 23, 2009 - Two circulating beams bring first collisions in the LHC - also here, here
  5. November 23, 2009 - LHC speeds towards collisions
  6. November 23, 2009 - Cern's Large Hadron Collider makes first collisions
  7. November 23, 2009 - Large Hadron Collider back in operation
  8. November 23, 2009 - Large Hadron Collider sends beams in 2 directions
  9. November 24, 2009 - Success for LHC as first atom smashed
  10. November 24, 2009 - Big Bang atom smasher starts speeding proton beams
  11. November 25, 2009 - LHC begins smashing particles
Background


Global warming

References:
  1. November 23, 2009 - Is global warming unstoppable? - also here
  2. November 23, 2009 - CO2 curve ticks upward as key climate talks loom
  3. November 24, 2009 - CO2 emissions continue significant climb - also here
  4. November 24, 2009 - Global warming science alarming, say climate experts
  5. November 24, 2009 - This year 'in top five warmest'
  6. November 24, 2009 - Climate change quickens, seas feared up 2 metres
  7. November 24, 2009 - Bristlecone Pines Break 4,650-Year Growth Record
  8. November 25, 2009 - Climate changing faster than expected: scientists
  9. November 26, 2009 - NASA Satellites Detect Unexpected Ice Loss in East Antarctica
  10. November 28, 2009 - 'Permanent' Arctic ice vanishing
Background


Brown dwarfs

References:
  1. November 23, 2009 - Spitzer Telescope Observes Baby Brown Dwarf - also here
Background


Earthquakes

References:
  1. November 23, 2009 - Using new technique, scientists find 11 times more aftershocks for 2004 quake - also here
  2. November 25, 2009 - Pacific Northwest Earthquakes Could Strike Closer to Home
  3. November 25, 2009 - Small faults in Southeast Spain reduce earthquake risk of larger ones - also here
Background


T2K neutrino experiment

References:
  1. November 24, 2009 - First Neutrino Events Observed at T2K Near Detector - also here
  2. November 24, 2009 - First neutrinos for Japanese lab
Background


Black holes

References:
  1. November 24, 2009 - First black holes may have incubated in giant, starlike cocoons - also here
  2. December 8, 2009 - Monster Black Holes May Grow in Giant Star Cocoons
Background


Paleoclimatology

References:
  1. November 24, 2009 - From Greenhouse to Icehouse
  2. November 26, 2009 - Past regional cold and warm periods linked to natural climate drivers
  3. November 26, 2009 - Past climate anomalies explained
Background


Galaxy mergers

References:
  1. November 24, 2009 - 'Cosmic fruit machine' matches collisions - also here
  2. November 25, 2009 - Astronomers release galactic collision game
Background


Circumstellar disks and star formation

References:
  1. November 24, 2009 - Infrared Image of Circumstellar Disk Illuminates Massive Star Formation Process - also here
Background


Ocean capacity to absorb CO2

References:
  1. November 24, 2009 - Oceans absorbing carbon dioxide more slowly, scientist finds - also here
Background, Background


Milky Way's building blocks

References:
  1. November 25, 2009 - Cosmic "Dig" Reveals Vestiges of the Milky Way's Building Blocks - also here, here
  2. November 25, 2009 - Milky Way Grew by Swallowing Other Galaxies
  3. November 25, 2009 - Stellar Fossils from Milky Way's Past Revealed
  4. November 27, 2009 - Dust cloud hides complex star cluster
Background


Blue dwarf galaxies

References:
  1. November 25, 2009 - Universe peppered with 'blue fuzzies'
Background


Oceanic crust

References:
  1. November 25, 2009 - Oceanic crust formation is dynamic after all - also here
Background


Eta Carinae

References:
  1. November 26, 2009 - A Rogue Star Going Wild?
Background


Ultraluminous infrared galaxies

References:
  1. November 27, 2009 - The Energy Sources of Ultraluminous Galaxies
Background, Background


Microquasars

References:
  1. November 27, 2009 - Fermi Telescope Peers Deep into Microquasar - also here
Background


Herschel telescope

References:
  1. November 27, 2009 - Herschel takes a peek at the ingredients of the galaxies
Background


Red hypergiant stars

References:
  1. November 27, 2009 - Herschel telescope 'fingerprints' colossal star
Background


Spinon confinement in spin ladders

References:
  1. November 29, 2009 - Spinons -- confined like quarks - also here
  2. November 30, 2009 - Quark-like confinement seen in the lab
Background



Technology


Brain-computer interface

References:
  1. November 23, 2009 - Intel wants a chip implant in your brain
Background


Quantum computing

References:
  1. November 23, 2009 - Straightening messy correlations with a quantum comb - also here
Background


Optical chips

References:
  1. November 24, 2009 - Selling chip makers on optical computing
Background


Spintronics

References:
  1. November 25, 2009 - Spin success for silicon
  2. November 25, 2009 - A New Spin on Electronics
  3. November 25, 2009 - Spin-based electronics gets boost
  4. November 26, 2009 - Spins spotted in room-temperature silicon
  5. November 27, 2009 - Spin polarization achieved in room temperature silicon
  6. December 7, 2009 - Breakthrough in 'Spintronics' Could Lead to Energy Efficient Chips
Background


Supercomputing

References:
  1. November 25, 2009 - New computer cluster gets its grunt from games - also here
Background


Nanotechnology

References:
  1. November 26, 2009 - Nanowires key to future transistors, electronics - also here
Background


Graphene

References:
  1. November 27, 2009 - Fujitsu Develops Technology for Low-Temperature Full-Service Direct Formation of Graphene Transistors on Large-Scale Sub
Background


Multiferroic digital memory

References:
  1. November 27, 2009 - Multiferroic compounds used to produce smaller and cheaper digital memories - also here
Background



Life sciences


Ribosomes

References:
  1. November 23, 2009 - Computational microscope peers into the working ribosome - also here
Background


Cell development in the pancreas

References:
  1. November 23, 2009 - How Does Embryo's Pancreas 'Know' Which Cells Are to Produce Insulin?
Background, Background


Leaf morphology

References:
  1. November 23, 2009 - The cause behind the characteristic shape of a long leaf revealed - also here
Background


Induced pluripotent stem cells

References:
  1. November 24, 2009 - When is a stem cell really a stem cell?
Background


Modeling bat migration

References:
  1. November 24, 2009 - Researchers Reconstruct Evolution of Bat Migration With Aid of Mathematical Model
Background


Anti-virus immune system mechanisms

References:
  1. November 24, 2009 - Link Between Influenza Virus and Fever: Scientists Solve Riddle of New Mechanism in Immune System
Background


Regulated errors and cellular response to stress

References:
  1. November 25, 2009 - Cells defend themselves from viruses, bacteria with armor of protein errors - also here
Background, Background


Bacterial immune system

References:
  1. November 25, 2009 - Researchers discover biological basis of 'bacterial immune system' - also here, here
Background


Circadian rhythm and metabolism

References:
  1. November 25, 2009 - Cycles of feeding and fasting drive circadian gene expression in the liver - also here
Background, Background


Bacterial proteasome, transcriptome, and metabolome

References:
  1. November 26, 2009 - First-ever blueprint of a minimal cell is more complex than expected - also here
  2. November 26, 2009 - Single-celled life does a lot with very little
  3. November 26, 2009 - 'Simple' bacterium shows surprising complexity
  4. November 30, 2009 - There's No Such Thing as a 'Simple' Organism
Background, Background


Speciation and sexual selection

References:
  1. November 26, 2009 - Ecological speciation by sexual selection on good genes: Is speciation adaptive? - also here
Background


Oskar mRNA transport

References:
  1. November 26, 2009 - RNA on the move - also here
Background


Genomics

References:
  1. November 26, 2009 - Discovery Allows Scientists for the First Time to Annotate Genomes Experimentally
Background


Eosinophils and innate immunity

References:
  1. November 29, 2009 - New Therapy May Be Effective Against Bacterial Infections and Sepsis
Background



Neuroscience, psychology, and behavior


Modeling working memory

References:
  1. November 23, 2009 - In the Brain, Seven Is A Magic Number
Background


Speed of word recall

References:
  1. November 23, 2009 - Measured -- The time it takes us to find the words we need
Background, Background


Information transmission in the brain and gamma waves

References:
  1. November 23, 2009 - How the Brain Filters out Distracting Thoughts to Focus on a Single Bit of Information
Background


Stress, epigenetic changes, and memory

References:
  1. November 24, 2009 - Acute stress leaves epigenetic marks on the hippocampus - also here
Background, Background


Neurogenesis and diet

References:
  1. November 24, 2009 - Polyphenols and polyunsaturated fatty acids boost the birth of new neurons - also here
Background, Background


Comfort food and stress

References:
  1. November 24, 2009 - 'Comfort food' a stress killer: Australian study
Background, Background


Myelin formation

References:
  1. November 24, 2009 - Early protein processes crucial to formation and layering of myelin membrane - also here
Background


Brain-imaging studies

References:
  1. November 24, 2009 - What's my brain's motivation?
Background


Speech perception

References:
  1. November 25, 2009 - A timely touch transforms speech perception
Background, Background


CO2, the amygdala, and fear

References:
  1. November 25, 2009 - Why Suffocating Is Scary
  2. November 25, 2009 - Study sheds light on brain's fear processing center
  3. November 26, 2009 - Brain's Fear Center Is Equipped With Built-in Suffocation Sensor
Background, Background


MHC proteins and synaptic plasticity

References:
  1. November 25, 2009 - Two molecules affecting brain plasticity - also here
Background


Endocannabinoid signaling

References:
  1. November 25, 2009 - Brain's endocannabinoid signaling pathway kept in check by two enzymes
Background


Dopamine and emotion in fruit flies

References:
  1. November 25, 2009 - Scientists find emotion-like behaviors, regulated by dopamine, in fruit flies
Background, Background


Auditory continuity illusion

References:
  1. November 25, 2009 - Auditory illusion: How our brains can fill in the gaps to create continuous sound - also here
Background


Language evolution

References:
  1. November 26, 2009 - Language Evolves Through Our Own Use of It
Background


Multilingualism and cognitive ability

References:
  1. November 26, 2009 - Brains Benefit from Multilingualism
Background, Background


Schizophrenia

References:
  1. November 26, 2009 - 'Mental illness gene' discovered by Scots scientists
Background


Circadian rhythm

References:
  1. November 27, 2009 - Cell discovery clues to body clock and beating jet lag
  2. November 29, 2009 - Clue to Mystery of How Biological Clock Operates on 24-Hour Cycle
Background


Glutamate receptor structure

References:
  1. November 29, 2009 - 'Temple of the mind' unlocked
Background


Synapse formation during motor learning

References:
  1. November 29, 2009 - Study shows new brain connections form rapidly during motor learning - also here
Background


Gender differences in response to danger

References:
  1. November 29, 2009 - New study finds men and women may respond differently to danger - also here
  2. November 30, 2009 - Men and women 'respond differently to danger'
Background, Background


Regulation of neurogenesis

References:
  1. November 29, 2009 - Forming New Brain Cells: Key Regulatory Peptide Discovered
Background



Health and medicine


Vitamin D

References:
  1. November 23, 2009 - Multiple health concerns surface as winter, vitamin D deficiences arrive - also here
Background


Alzheimer's disease

References:
  1. November 23, 2009 - Upending textbook science on Alzheimer's disease - also here
  2. November 27, 2009 - New Cause for Alzheimer's Disease?
Background


Gene therapy

References:
  1. November 23, 2009 - Gene therapy improves vision
Background


Stem cells

References:
  1. November 23, 2009 - New research shows versatility of amniotic fluid stem cells - also here
  2. November 23, 2009 - New discovery about the formation of new brain cells
  3. November 26, 2009 - Physician-scientist proves stem cells heal lungs of newborn animals - also here
  4. November 27, 2009 - Umbilical Cord Blood Stem Cell Transplant May Help Lung, Heart Disorders
Background


Hepatitis C

References:
  1. November 23, 2009 - Multitasking may be Achilles heel for hepatitis C - also here
Background


Diabetes

References:
  1. November 23, 2009 - Diabetics show alarming increase in morbid obesity - also here
  2. November 24, 2009 - Molecule discovered that makes obese people develop diabetes - also here
  3. November 24, 2009 - Diabetes surgery summit consensus lays foundation for new field of medicine - also here
  4. November 25, 2009 - Cancer drug preserves insulin cells in diabetes
Background


Systems biology of insulin resistance

References:
  1. November 23, 2009 - Systems biology approach provides insulin resistance insights - also here
Background, Background


Cardiovascular disease

References:
  1. November 23, 2009 - Moderate-to-heavy exercise may reduce risk of stroke for men - also here
  2. November 23, 2009 - Abnormal cholesterol levels may raise risk of heart failure
  3. November 23, 2009 - Stable plaque or heart attack plaque? Researcher builds new MEMS sensor to tell which is which
  4. November 23, 2009 - Invention will help speed development of drug treatments for heart failure
  5. November 23, 2009 - Gene implicated in stress-induced high blood pressure - also here
  6. November 23, 2009 - Unfair Treatment on the Job? Silence Harmful
  7. November 24, 2009 - Selenium supplementation may boost cholesterol
  8. November 24, 2009 - High salt intake directly linked to stroke and cardiovascular disease - also here
  9. November 24, 2009 - Plasma levels of GGT and ALB and their genetic correlations with cardiovascular risk factors
  10. November 24, 2009 - Bottling up work woes increases heart risk: study
  11. November 24, 2009 - Speak up: study shows stifling anger at work can kill
  12. November 24, 2009 - "Covert" coping with job conflict ups heart risk
  13. November 24, 2009 - Stifled Anger at Work Doubles Men's Risk for Heart Attack
  14. November 24, 2009 - IV drug treatment for out-of-hospital cardiac arrest may not improve long-term survival - also here
  15. November 24, 2009 - Beta-Blockers Can Have Helpful, or Harmful, Effect on Heart
  16. November 24, 2009 - Heart attack risk 'raised by bottling-up anger'
  17. November 25, 2009 - Study Finds Eating Fruits and Vegetables Lowers Risks of Heart Disease
  18. November 25, 2009 - Physicians Explore Link Between Vitamin D Deficiency and Hypertension
  19. November 25, 2009 - New genetic cause of cardiac failure discovered - also here
  20. November 25, 2009 - Daily salt intake allowances 'were set too high'
Background


Malaria

References:
  1. November 23, 2009 - Measuring and modeling blood flow in malaria - also here
Background


Cancer

References:
  1. November 23, 2009 - Racial disparity in colon cancer survival not easily explained, researchers say - also here
  2. November 23, 2009 - Arsenic biomethylation required for oxidative DNA damage - also here
  3. November 24, 2009 - Fertility drugs may pose some uterine cancer risk
  4. November 24, 2009 - Powerful new test detects 15 of cancers
  5. November 24, 2009 - Gene increases effectiveness of drugs used to fight cancer and allows reduction in dosage
  6. November 24, 2009 - Protein from pregnancy hormone may prevent breast cancer - also here
  7. November 24, 2009 - Scientists discover soy component may be key to fighting colon cancer - also here
  8. November 24, 2009 - New device enables early detection of cancerous skin tumors - also here
  9. November 25, 2009 - Cancer or inflammation? New pancreas test tells
  10. November 25, 2009 - The tall and short of diseases
  11. November 25, 2009 - Researchers identify proteins in lung cancer cells that may provide potential drug targets - also here
  12. November 25, 2009 - Etiologic factors of gastric cardiac adenocarcinoma among men in Taiwan
  13. November 25, 2009 - Heparanase-specific shRNA: A novel therapeutic strategy in human gastric cancer
  14. November 25, 2009 - Estrogen receptor-alpha, breast cancer patients and tamoxifen response - also here
  15. November 26, 2009 - Research sheds light on workings of anti-cancer drug - also here
  16. November 26, 2009 - Rectal cancer tumour destroyed by ultrasound is a first
  17. November 27, 2009 - New tools for prediction of disease progression in acute childhood leukemia - also here
  18. November 29, 2009 - Discerning pancreatic cancer from pancreatitis
Background


Cancer biology

References:
  1. November 23, 2009 - Tissue tension regulates tumor progression
  2. November 24, 2009 - Serotonin Made in Breast Cancer Cells, Researchers Show
  3. November 25, 2009 - Crosstalk between critical cell-signaling pathways holds clues to tumor invasion and metastasis - also here
  4. November 25, 2009 - Genetic Abnormality in Tumor-Associated Endothelial Cells
  5. November 25, 2009 - Gene offers bowel cancer 'shield'
  6. November 26, 2009 - Scientists reveal 'protector' gene behind 50-fold increase in number of bowel tumours
Background


Dementia

References:
  1. November 23, 2009 - Fat around the middle increases the risk of dementia - also here
Background


AIDS

References:
  1. November 23, 2009 - Vaccine quest boosted by HIV that infects monkeys
  2. November 24, 2009 - Why circumcision reduces HIV risk - also here
  3. November 25, 2009 - Tailor-made HIV/AIDS treatment closer to reality - also here
  4. November 26, 2009 - Timely and continuous HIV care extends survival
  5. November 29, 2009 - WHO issues new recommendations for HIV patients
Background


Control of inflammation by bacteria

References:
  1. November 23, 2009 - Friendly bacteria keep your skin's defences in check
Background, Background


Methicillin-resistant Staphylococcus aureus

References:
  1. November 24, 2009 - Drug-resistant bacteria on increase in U.S.: study
  2. November 24, 2009 - New study finds MRSA on the rise in hospital outpatients - also here
  3. November 26, 2009 - Plasma produces KO cocktail for MRSA - also here
  4. November 26, 2009 - Device spells doom for superbugs
  5. November 26, 2009 - Plasmas have healing powers
Background


Multiple sclerosis

References:
  1. November 24, 2009 - Factors from common human bacteria may trigger multiple sclerosis - also here
  2. November 24, 2009 - High unexpressed anger in MS patients linked to nervous system damage, not disease severity - also here
  3. November 24, 2009 - MS progress slowed by giving birth, Belgian doctors say
  4. November 27, 2009 - Multiple sclerosis 'blood blockage theory' tested
Background


RNAi therapy for pachyonychia congenita

References:
  1. November 24, 2009 - Discovery leads to effective treatment of painful skin condition
Background


Metabolomics

References:
  1. November 24, 2009 - Metobolomics uncovers key indicators of nonalcoholic fatty liver disease - also here
Background


Cancer vaccine

References:
  1. November 25, 2009 - A cancer vaccine -- that works?
  2. November 25, 2009 - Implant-based cancer vaccine is first to eliminate tumors in mice - also here
  3. November 26, 2009 - Cancer vaccine implant 'can attack and kill tumours'
Background, Background


Parkinson's disease

References:
  1. November 25, 2009 - Hormone ghrelin can boost resistance to Parkinson's disease - also here
Background


Antibiotics

References:
  1. November 26, 2009 - New Imagining Technique Could Lead to Better Antibiotics and Cancer Drugs
Background


Obesity, genetics, and inflammation

References:
  1. November 28, 2009 - Obese Patients' Reaction to Diet Can Be Predicted, Study Finds
Background, Background


Nanobiotechnology

References:
  1. November 29, 2009 - Tiny magnetic discs could kill cancer cells: study - also here, here
  2. November 30, 2009 - Nanodiscs cause cancer cell death
  3. December 7, 2009 - Attacking tumours with tiny discs
Background


Copyright © 2009 by Charles Daney, All Rights Reserved