Volume 8, Number 29 July 20, 2009

Physical sciences and technology Nanoscale optomechanics Paleoclimatology Graphene Superconductivity Nanotechnology Grid computing Global warming Quantum teleportation Black holes Gamma-ray galaxies Next-generation semiconductor electronics Nonlocality in the optics of rotating systems Lab-on-a-chip Hydrogen technology Macroscopic quantum measurements Solar cycle and climate Climate modeling Ocean circulation change Dark matter Metamaterials String theory and superconductivity Life sciences Pandemic influenza viruses DNA damage response, inflammation, cancer, and aging Novel E. coli genes Evolution of the nuclear pore complex Physical chemistry of DNA Caspases and apoptosis Atg4D, autophagy, mitochondria, and apoptosis Bacterial solitons Speciation Residual immunological sensitivity due to early stress Large intervening non-coding RNA Bioinformatics Calorie restriction, immune response, and longevity Apoptosis Pathogen recognition Staphylococcus aureus and the immune system Epigenic control of skull morphogenesis Spontaneous speciation DNA polymerase V DNA repair in archaea Genetic differences between body cell types Copy-number variations Extracellular factors in hematopoiesis Biofilms Origins of life Selenocysteine BCL6, CD4 T cells, and antibody production Stromatolites DNA repair by homologous recombination Neanderthals Mammalian Y chromosome evolution Batf, Th17 cells, and autoimmune disease DNA replication and transcription Protein acetylation switches Neuroscience, psychology, and behavior Brain-imaging studies Actin and long-term potentiation 3D brain atlas Active genes in embryonic brain development Brain plasticity Autism Anticipation and experience of pleasure Development of social cognition Dopaminergic neurons and reward information craving Glial-guided neuronal migration Fibroblast growth factor and brain development False memory Depression Schizophrenia Motor skill memory Cognitive skills and cortical modules Stress response modulation genes Health and medicine Cancer Alzheimer's disease Cognitive benefits of alcohol Flavonoids and metabolic syndrome Nerve cell regeneration AIDS Parkinson's disease Cardiovascular disease Obesity Drug discovery Multiple sclerosis Mechanism of influenza lung damage Antibiotics Adipose tissue dysfunction Cancer biology Nanobiotechnology Hepatitis B Weight gain and cognitive impairment Fructose and memory impairment Estrogen, p53, and stroke damage Inflammatory bowel disease Hepatitis C Dementia and fish consumption

Physical sciences and technology

Nanoscale optomechanics

1. July 13, 2009 - Scientists Discover Light Force with 'Push' Power - also here

Paleoclimatology

1. July 13, 2009 - Mystery mechanism drove global warming 55 million years ago
2. July 14, 2009 - Ancient Climate-Change Event Puzzles Scientists
3. July 14, 2009 - Ancient runaway warming still a mystery
4. July 14, 2009 - Global warming: Our best guess is likely wrong - also here
5. July 15, 2009 - Past warming shows gaps in climate knowledge: study
6. July 16, 2009 - 'Motion picture' of past warming paves way for snapshots of future climate change - also here

Graphene

1. July 13, 2009 - New wonder material, one-atom thick, has scientists abuzz
2. July 17, 2009 - Graphene -- the copy beats the original

Superconductivity

1. July 13, 2009 - Superconductivity: Which one of these is not like the other? - also here

Nanotechnology

1. July 13, 2009 - Scientists advance facile synthesis of nanoparticles with multiple functions - also here
2. July 17, 2009 - Controlling the electronic surface properties of a material - also here
3. July 19, 2009 - Single Molecules As Electric Conductors

Grid computing

1. July 13, 2009 - Software to unlock the power of grids - also here

Global warming

1. July 13, 2009 - Trapping Carbon Dioxide Or Switching To Nuclear Power Not Enough To Solve Global Warming Problem, Experts Say

Quantum teleportation

1. July 14, 2009 - Physicists Propose Scheme for Teleporting Light Beams

Black holes

1. July 14, 2009 - Turbulence responsible for black holes' balancing act - also here

Gamma-ray galaxies

1. July 14, 2009 - Fermi telescope finds gamma-ray galaxy surprises - also here

Next-generation semiconductor electronics

1. July 14, 2009 - IMEC shows optimizations for next-generation transistors

Nonlocality in the optics of rotating systems

1. July 15, 2009 - Researcher Investigates the Basis of Einstein's First Approximation in the Theory of Relativity - also here

Lab-on-a-chip

1. July 15, 2009 - Optical chip detects blood molecules - also here

Hydrogen technology

1. July 15, 2009 - Reversible Generation Of High Capacity Hydrogen Storage Material Demonstrated
2. July 17, 2009 - Hydrogen Technology Steams Ahead

Macroscopic quantum measurements

1. July 16, 2009 - Quantum goes massive - also here

Solar cycle and climate

1. July 16, 2009 - Solar cycle linked to global climate - also here

Climate modeling

1. July 16, 2009 - New Model Aims to Predict Quick Climate Changes

Ocean circulation change

1. July 16, 2009 - Research indicates ocean current shutdown may be gradual - also here

Dark matter

1. July 16, 2009 - Could Fermi detect dark matter within a year?

Metamaterials

1. July 16, 2009 - 'Cloak of Illusion' to disguise objects

String theory and superconductivity

1. July 19, 2009 - String theory hints at explanation for superconductivity

Life sciences

Pandemic influenza viruses

1. July 13, 2009 - Experts unearth history of pandemic flu viruses
2. July 13, 2009 - Pandemic flu viruses brew for years before going global
3. July 13, 2009 - Don't Blame Birds for 1918 Flu
4. July 13, 2009 - New flu resembles feared 1918 virus: study
5. July 13, 2009 - Swine flu shares some features with 1918 pandemic
6. July 13, 2009 - Study suggests H1N1 virus more dangerous than suspected - also here
7. July 13, 2009 - Flu strains circulate for years before becoming a pandemic
8. July 13, 2009 - Study: 1918 flu survivors seem immune to swine flu

DNA damage response, inflammation, cancer, and aging

1. July 13, 2009 - DNA-damaged cells communicate with neighbors to let them know they're in trouble - also here

Novel E. coli genes

1. July 13, 2009 - Mystery E. coli genes essential for survival of many species - also here

Evolution of the nuclear pore complex

1. July 13, 2009 - Research suggests core nuclear pore elements shared by all eukaryotes - also here

Physical chemistry of DNA

1. July 13, 2009 - Researchers unravel mystery of DNA conformation

Caspases and apoptosis

1. July 13, 2009 - Fluorescent probes may permit monitoring of chemotherapy effectiveness - also here

Atg4D, autophagy, mitochondria, and apoptosis

1. July 13, 2009 - Controlling the fate of cells

Bacterial solitons

1. July 14, 2009 - By manipulating oxygen, scientists coax bacteria into a wave - also here

Speciation

1. July 14, 2009 - Study catches two bird populations as they split into separate species - also here
2. July 17, 2009 - A global model for the origin of species independent of geographical isolation - also here

Residual immunological sensitivity due to early stress

1. July 14, 2009 - Early-life experience linked to chronic diseases later in life

Large intervening non-coding RNA

1. July 14, 2009 - LincRNAs serve as genetic air-traffic controllers - also here

Bioinformatics

1. July 14, 2009 - Reviews of microbial gene language published in special issue of Trends in Microbiology

Calorie restriction, immune response, and longevity

1. July 14, 2009 - Study of flies raises doubts about fasting leading to longer lives - also here

Apoptosis

1. July 14, 2009 - Scientists provide important insight into apoptosis or programmed cell death

Pathogen recognition

1. July 14, 2009 - Flexible neck in cell-receptor DC-SIGN targets more pathogens

Staphylococcus aureus and the immune system

1. July 14, 2009 - Researchers map how staph infections alter immune system - also here

Epigenic control of skull morphogenesis

1. July 14, 2009 - HDAC8 In The Epigenetic Control Of Skull Morhpgenesis

Spontaneous speciation

1. July 15, 2009 - Spontaneous speciation?

DNA polymerase V

1. July 15, 2009 - 'Sloppier copier' surprisingly efficient - also here

DNA repair in archaea

1. July 15, 2009 - Surprising new insights into the repair strategies of DNA - also here

Genetic differences between body cell types

1. July 15, 2009 - Study reveals major genetic differences between blood and tissue cells - also here

Copy-number variations

1. July 15, 2009 - New map of genomic variations will enable disease research - also here

Extracellular factors in hematopoiesis

1. July 15, 2009 - Environmental factors instruct lineage choice of blood progenitor cells - also here

Biofilms

1. July 15, 2009 - United we stand; divided we fall

Origins of life

1. July 15, 2009 - Lightning may have fed early life

Selenocysteine

1. July 16, 2009 - Secrets of a Life-Giving Amino Acid Revealed - also here

BCL6, CD4 T cells, and antibody production

1. July 16, 2009 - Genetic trigger for disease-fighting antibodies discovered - also here

Stromatolites

1. July 16, 2009 - Scientists say that microbial mats built 3.4-billion-year-old stromatolites - also here

DNA repair by homologous recombination

1. July 16, 2009 - New information about DNA repair mechanism could lead to better cancer drugs - also here

Neanderthals

1. July 17, 2009 - Neanderthal census reveals diversity
2. July 17, 2009 - Why Neanderthals were always an endangered species

Mammalian Y chromosome evolution

1. July 17, 2009 - Male sex chromosome losing genes by rapid evolution, study reveals - also here

Batf, Th17 cells, and autoimmune disease

1. July 17, 2009 - Gene regulates immune cells' ability to harm the body - also here

DNA replication and transcription

1. July 17, 2009 - Professor sheds light on DNA mechanisms - also here

Protein acetylation switches

1. July 17, 2009 - Scientists locate disease switches - also here

Neuroscience, psychology, and behavior

Brain-imaging studies

1. July 13, 2009 - Neuroimaging suggests that truthfulness requires no act of will for honest people - also here
2. July 13, 2009 - 'Honest Joes' and cheaters unmasked in brain scans
3. July 15, 2009 - How brain training makes multitasking easier
4. July 15, 2009 - Brain emotion circuit sparks as teen girls size up peers - also here
5. July 15, 2009 - Childhood adversity may affect processing in the brain's reward pathways - also here
6. July 15, 2009 - Who am I? Adolescents' replies depend on others - also here
7. July 16, 2009 - Multitasking ability can be improved through training
8. July 17, 2009 - In Adolescence, Girls React Differently Than Boys To Peers' Judgments
9. July 23, 2009 - Researchers find differences in how adolescent girls' and boys' brains react to peer interaction

Actin and long-term potentiation

1. July 13, 2009 - Building memories with actin - also here

3D brain atlas

1. July 13, 2009 - Elsevier Launches Official Version Of BrainNavigator

Active genes in embryonic brain development

1. July 13, 2009 - Active genes discovered in the developing mammal brain - also here

Brain plasticity

1. July 14, 2009 - Adult brain can change within seconds - also here
2. July 14, 2009 - Blindspot shows brain rewiring in an instant
3. July 15, 2009 - The Brain Adapts in a Blink to Compensate for Missing Information

Autism

1. July 14, 2009 - Autism alters how kids sense motion
2. July 15, 2009 - New genetic study of Asperger syndrome, autistic traits and empathy - also here
3. July 17, 2009 - Prompts Help Asperger's Patients Overcome Common Problem

Anticipation and experience of pleasure

1. July 15, 2009 - Experts probe brain's pleasure and desire

Development of social cognition

1. July 15, 2009 - Parts of brain involved in social cognition may be in place by age 6 - also here
2. July 15, 2009 - Study sheds light on social brain development
3. July 18, 2009 - Social Reasoning And Brain Development Are Linked In Preschoolers

Dopaminergic neurons and reward information craving

1. July 15, 2009 - Brain response to information about the future suggests that ignorance isn't bliss - also here

Glial-guided neuronal migration

1. July 15, 2009 - Scientists discover a new mechanism controlling neuronal migration - also here

Fibroblast growth factor and brain development

1. July 15, 2009 - Timing is everything: Growth factor keeps brain development on track - also here

False memory

1. July 15, 2009 - Brain wiring creates false memories

Depression

1. July 15, 2009 - Targacept's depression drug meets mid-stage trial goals

Schizophrenia

1. July 16, 2009 - Artistic tendencies linked to 'schizophrenia gene'

Motor skill memory

1. July 17, 2009 - Scientists discover why we never forget how to ride a bicycle

Cognitive skills and cortical modules

1. July 17, 2009 - The fancier the cortex, the smarter the brain? - also here

Stress response modulation genes

1. July 17, 2009 - Set Of Genes Contributes To Stress; Possible Drug-Taking Behavior Discovered

Health and medicine

Cancer

1. July 13, 2009 - Racial gap in colon cancer diagnosis, treatment
2. July 13, 2009 - Screening not only reason thyroid cancer is rising
3. July 13, 2009 - Heavy drinking may boost prostate cancer risk
4. July 13, 2009 - Preventing Prostate Cancer to Bone Metastasis
5. July 13, 2009 - Researchers identify individuals at risk for developing colon cancer - also here
6. July 13, 2009 - Asian spice could reduce breast cancer risk in women exposed to hormone replacement therapy - also here
7. July 13, 2009 - New lung cancer staging system revealed - also here
8. July 13, 2009 - Research identifies successful new treatment for Hodgkin's lymphoma, reduces long-term risks
9. July 13, 2009 - Studies Shed Light On Racial Disparities In Cancer Survival
10. July 13, 2009 - Roche's Tarceva extends lung cancer survival
11. July 14, 2009 - Roche drug blocks common cancer pathway in mice
12. July 14, 2009 - Hormone replacement therapy tied to ovarian cancer
13. July 14, 2009 - Danish study looks at link between HRT, cancer
14. July 14, 2009 - Researchers find childhood cancer risk rises with mother's age - also here
15. July 14, 2009 - Heavy, Daily Drinking Increases Risk Of High-Grade Prostate Cancer; Makes Preventive Drug Ineffective
16. July 14, 2009 - Study: Hormone therapy increases risk of ovarian cancer
17. July 14, 2009 - Study: 7 key genes predict brain cancer survival
18. July 15, 2009 - Pill camera not as effective as colonoscopy
19. July 15, 2009 - Swallowed capsule falls short for colon cancer test - also here
20. July 15, 2009 - Study identifies first molecular steps to childhood leukemia - also here
21. July 15, 2009 - DACH1 a key protein for tumor suppression in ER+ breast cancer - also here
22. July 15, 2009 - Circulating blood cells are important predictors of cancer spread in children - also here
23. July 15, 2009 - ASTRO Issues Consensus Statement On Using APBI To Treat Breast Cancer
24. July 15, 2009 - Hormone Therapy Use Associated With Increased Risk Of Ovarian Cancer
25. July 16, 2009 - Is grilling dangerous to your health?
26. July 16, 2009 - Thalidomide does not improve survival in small cell lung cancer - also here
27. July 16, 2009 - Researchers investigate high-risk populations for bladder-cancer screenings - also here
28. July 16, 2009 - Cost-effective strategy to screen second primary colorectal cancers in cancer survivors
29. July 16, 2009 - Enhancement of pancreatic cancer on dynamic CT: Does it correlate with angiogenesis and fibrosis?
30. July 16, 2009 - Thalidomide lung cancer 'failure'
31. July 17, 2009 - Successful New Treatment For Hodgkin's Lymphoma, Reduces Long-term Risks
32. July 19, 2009 - Case For Preventive Prostate Cancer Treatment Bolstered
33. July 19, 2009 - Stealthy Gene Network Makes Brain Tumors Flourish
34. July 19, 2009 - Increase In Thyroid Cancer Not Explained By Screening Alone
35. July 21, 2009 - Network Of Altered Genes Appear To Play Role In Development Of Brain Tumors

Alzheimer's disease

1. July 13, 2009 - Moderate drinking may stave off dementia
2. July 13, 2009 - Bayer says Alzheimer test shown to work in study
3. July 13, 2009 - White matter changes may predict dementia risk - also here
4. July 13, 2009 - How immune cells may help predict Alzheimer's risk? - also here
5. July 13, 2009 - New cases of Alzheimer's and dementia continue to rise, even in the 'oldest old' - also here
6. July 13, 2009 - PTSD associated with higher Alzheimer's/dementia risk; moderate alcohol consumption may lower it
7. July 13, 2009 - Number Of Patients With Dementia On The Rise
8. July 13, 2009 - A few drinks 'cuts dementia risk'
9. July 14, 2009 - New tests may help spot early-stage Alzheimer's
10. July 14, 2009 - Drug rescues memory lost to Alzheimer's disease - also here
11. July 14, 2009 - Researchers find early markers of Alzheimer's disease
12. July 14, 2009 - A 'heart healthy' diet and ongoing, moderate physical activity may protect against cognitive decline - also here
13. July 14, 2009 - Brain imaging and proteins in spinal fluid may improve Alzheimer's prediction and diagnosis - also here
14. July 14, 2009 - New study continues to refine most effective methods to predict Alzheimer's disease - also here
15. July 15, 2009 - Alzheimer's gene speeds memory declines before 60
16. July 15, 2009 - Promising Alzheimer's drug boosts toxic protein
17. July 15, 2009 - Vitamin D, curcumin may help clear amyloid plaques found in Alzheimer's disease - also here
18. July 15, 2009 - German nuns prove perfect sample for scientific study
19. July 15, 2009 - Phase 3 Alzheimer's drug increases toxic beta amyloid in the brain -- but still provides benefits - also here
20. July 15, 2009 - Memory Test And PET Scans Detect Early Signs Of Alzheimer's
21. July 16, 2009 - Could Alzheimer's drug be on horizon?
22. July 16, 2009 - Barrow researchers identify new brain receptor, possible target for Alzheimer's treatment - also here

Cognitive benefits of alcohol

1. July 13, 2009 - Regular moderate alcohol intake has cognitive benefits in older adults - also here

Flavonoids and metabolic syndrome

1. July 13, 2009 - Study finds citrus-derived flavonoid prevents obesity - also here

Nerve cell regeneration

1. July 13, 2009 - The dormant potential of damaged nerve cells

AIDS

1. July 13, 2009 - Study may explain why HIV progresses faster in women than in men with same viral load - also here
2. July 14, 2009 - Women 'naturally weaker' to HIV
3. July 16, 2009 - Gilead, J&J to develop once-daily HIV pill

Parkinson's disease

1. July 13, 2009 - New study aims at early diagnosis for ADHD and Parkinson's disease
2. July 13, 2009 - Pesticide levels in blood linked to Parkinson's disease - also here
3. July 13, 2009 - Higher education level, greater disability associated with treatment timing in Parkinson's disease - also here
4. July 14, 2009 - Researchers Suggest New Approach in Development Efforts for Parkinson's Therapeutics
5. July 17, 2009 - Novel Drug Discovery Tool Could Identify Promising New Therapies For Parkinson's Disease

Cardiovascular disease

1. July 13, 2009 - 'Broken heart syndrome' no longer a myth
2. July 13, 2009 - Novel gene found for dilated cardiomyopathy - also here
3. July 13, 2009 - Why African-Americans are at greater risk of hypertension and kidney disease - also here
4. July 14, 2009 - Lower IQ 'a heart disease risk'
5. July 15, 2009 - IQ explains some of the difference in heart disease between people of high and low socio-economic status - also here
6. July 17, 2009 - Researchers uncover genetic variants linked to blood pressure in African-Americans - also here
7. July 17, 2009 - Biomarker Of Breathing Control Abnormality Associated With Hypertension And Stroke
8. July 21, 2009 - IQ may help explain disparities in heart disease

Obesity

1. July 13, 2009 - Childhood obesity link to parents - also here

Drug discovery

1. July 13, 2009 - New method may accelerate drug discovery for difficult diseases like Parkinson's

Multiple sclerosis

1. July 13, 2009 - Smoking associated with more rapid progression of multiple sclerosis - also here
2. July 14, 2009 - Smoking may speed progress of multiple sclerosis

Mechanism of influenza lung damage

1. July 13, 2009 - Swine flu 'hits airways harder'
2. July 17, 2009 - Scientists discover how flu damages lung tissue - also here

Antibiotics

1. July 13, 2009 - New Algorithm Speeds the Hunt for Nature-Derived Antibiotics and Cancer Drugs
2. July 14, 2009 - Researchers discover new target for tailored antibiotics - also here

Adipose tissue dysfunction

1. July 14, 2009 - Researchers identify how stressed fat tissue malfunctions - also here

Cancer biology

1. July 14, 2009 - Context Is Key: Differential PI3K Signaling And Consequences For Targeted Therapy
2. July 16, 2009 - Gliomas exploit immune cells of the brain for rapid expansion - also here
3. July 16, 2009 - Targeting MMPs to halt advanced metastatic breast cancer expansion - also here

Nanobiotechnology

1. July 15, 2009 - Trojan horse for ovarian cancer -- nanoparticles turn immune system soldiers against tumor cells - also here
2. July 17, 2009 - New Method To Encapsulate Substances In Nanospheres

Hepatitis B

1. July 15, 2009 - Focusing HIV treatment helps control concurrent hepatitis B infection - also here

Weight gain and cognitive impairment

1. July 16, 2009 - Weight gain during menopause tied to brain changes

Fructose and memory impairment

1. July 16, 2009 - Researchers find that eating high levels of fructose impairs memory in rats - also here

Estrogen, p53, and stroke damage

1. July 16, 2009 - Estrogen can reduce stroke damage by inactivating protein - also here

Inflammatory bowel disease

1. July 16, 2009 - Serum bile acid profiling for inflammatory bowel disease characterization

Hepatitis C

1. July 16, 2009 - A potential targeting gene therapy for developing HCV

Dementia and fish consumption

1. July 17, 2009 - Large epidemiologic study supports brain power of fish in older people - also here

Copyright © 2009 by Charles Daney, All Rights Reserved