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The latest news from David Evans. If you find any errors or omissions on this site, please contact me at: devans@pct.edu

 

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Winter of biochemicals: Jan. 22-29

Posted By David L. Evans, Thursday, January 22, 2015
Updated: 13 hours ago

Winter of biochemicals: Jan. 22-29

Thanks to 'net detective A.J. Petto

DNA

Looking in the DNA: Last Universal Common Ancestor

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3531223/

Full, free article, linked citations, graphics from Nucleic Acids

Remarkable protein research

Unboiling the egg: straightening albumen out

http://www.rdmag.com/news/2015/01/chemists-find-way-unboil-eggs?et_cid=4382072&et_rid=54713780&location=top

Full, free story from R&D Mag.

Collagen + water = super chemical!

http://www.rdmag.com/news/2015/01/new-analysis-explains-collagen%E2%80%99s-force?et_cid=4376565&et_rid=54713780&type=headline

Full, free essay, image from R&D Mag.

Lewy body protein

http://www.biosciencetechnology.com/news/2015/01/why-protein-mutations-lead-parkinsons-disease?et_cid=4378696&et_rid=54713780&type=headline

Full, free story, image from Biosci. Tech.

Membrane receptor protein imaged

http://www.rdmag.com/news/2015/01/pictured-together-first-time-chemokine-and-its-receptor?et_cid=4378652&et_rid=54713780&location=top

Full, free item, image from R&D Mag.

Agouti-related protein stimulates appetites in rodents

http://www.biosciencetechnology.com/news/2015/01/researchers-find-novel-signaling-pathway-involved-appetite-control?et_cid=4374381&et_rid=54713780&location=top

Complete, free report from Biosci. Tech.


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A new year of chemicals: Jan. 15-22

Posted By David L. Evans, Thursday, January 15, 2015
Updated: Monday, January 19, 2015

A new year of chemicals: Jan. 15-22

Titin and cardiomyopathy

http://www.biosciencetechnology.com/news/2015/01/teasing-out-genes-signal-heart-failure-risk?et_cid=4367463&et_rid=54713780&location=top

Full, free essay from Biosci. Tech.

Protein glycosylation important in Alzheimer Disease

http://www.dddmag.com/news/2015/01/alzheimers-plaques-reduced-targeting-sugar-attachment?et_cid=4365184&et_rid=54713780&location=top

Complete, free report from Drug discov. & develop.

Protein "cages" for RNA granules in cell

http://www.biosciencetechnology.com/news/2015/01/new-tricks-found-how-cells-stay-organized?et_cid=4368097&et_rid=54713780&location=top

Full, free story from Biosci. Tech.


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January chemicals: Jan. 8-15

Posted By David L. Evans, Thursday, January 08, 2015
Updated: Tuesday, January 13, 2015

January chemicals: Jan. 8-15

Proteins

Resistin: protein linked to parasitic infestations

http://www.plospathogens.org/article/info%3Adoi%2F10.1371%2Fjournal.ppat.1004579

Full, free article, graphics, linked citations from PLoS Path.

NAD-related mitochondrial enzyme

http://www.the-scientist.com//?articles.view/articleNo/41867/title/Mitochondrial-Enzyme-Detailed/

Complete, free essay, image, link to original abstract, all from The Scientist

Protein removes apoptotic cells, regenerates axons

http://www.genengnews.com/gen-news-highlights/molecule-that-destroys-apoptotic-cells-also-repairs-damaged-axons/81250777/

Full, free report from GEN

Not proteins

10 million years of ethanol!

http://www.biosciencetechnology.com/articles/2015/01/pros-and-cons-alcohol-consumption-10m-years?et_cid=4356081&et_rid=54713780&type=headline

Complete, free report, links from Biosci. Tech.

Studying precursors of life

http://www.latimes.com/science/sciencenow/la-sci-sn-interstellar-ice-rna-molecules-life-earth-20150112-story.html

Full, free story, images, link from Newspaper


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Biochemistry for the new year: Dec. 25-Jan. 8

Posted By David L. Evans, Monday, January 05, 2015
Updated: Wednesday, January 07, 2015

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These biochemicals are for you: Dec. 11-18

Posted By David L. Evans, Friday, December 12, 2014
Updated: Tuesday, December 23, 2014

These biochemicals are for you: Dec. 11-25

Thanks this week to 'net detective Shahin Shabanian

Proteins

Absence of this protein may lead to obesity

http://www.biosciencetechnology.com/news/2014/12/discovery-may-explain-why-we-gain-weight?et_cid=4314589&et_rid=54713780&type=headline

Complete, free report from Biosci. Tech.

Iron-carrying proteins v meningitis pathogens

http://www.the-scientist.com//?articles.view/articleNo/41665/title/Iron-Ferrying-Protein-Impedes-Pathogens/

Full, free essay, image, links from The Scientist

How does ALS destroy motor neurons in the brain?

http://www.dddmag.com/news/2014/12/new-insight-how-motor-neurons-brain-die-during-als?et_cid=4323478&et_rid=54713780&location=top

Full, free story from Drug discov. & develop.

Other chemistry

Measuring the lengths of DNA with your smartphone

http://www.the-scientist.com//?articles.view/articleNo/41778/title/Measuring-DNA-with-a-Smartphone/

Short, free story, links from The Scientist

mtDNA in the blood and frailty, mortality

http://www.genengnews.com/gen-news-highlights/mtdna-levels-directly-linked-to-frailty-and-mortality/81250708/

Complete, free report, image from GEN

Can you solve this cyanide-poisoning mystery?

http://www.theguardian.com/us-news/2014/dec/11/mystery-cyanide-kills-second-woman-pennsylvania-hospital

Full, free story, links from The Guardian


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Interesting biochemistry: Dec. 4-11

Posted By David L. Evans, Thursday, December 04, 2014
Updated: Tuesday, December 09, 2014

Interesting biochemistry: Dec. 4-11

Lining for drinks cans: bisphenol A and hypertension

http://hyper.ahajournals.org/content/60/3/786.full

Full, free article, linked citations, graphics from Hypertension

Viewing DNA double strand breaks

http://www.rdmag.com/news/2014/12/dna-double-strand-break-process-visualized-first-time?et_cid=4308561&et_rid=54713780&location=top

Full, free story, image, animation from R&D Mag.

Chirality and the beginning of life

http://www.scientificamerican.com/article/new-twist-in-life-s-start-could-aid-efforts-to-make-it-from-scratch/?WT.mc_id=SA_DD_20141205

Full, free essay, links from Sci. Am.

Martian meteorite with chemical evidence of life?

http://www.rdmag.com/videos/2014/12/traces-biological-activity-inside-meteorite?et_cid=4300306&et_rid=54713780&location=top

Complete, free report, video from R&D Mag.


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Bodacious biochemicals: Nov. 27-Dec. 4

Posted By David L. Evans, Monday, December 01, 2014
Updated: Wednesday, December 03, 2014

Bodacious biochemicals: Nov. 27-Dec. 4

DNA from space

http://www.scientificamerican.com/article/dna-can-survive-reentry-from-space/?WT.mc_id=SA_HLTH_20141202

Full, free article from Sci. Am.

Distinctive DNA methylation in "Ice storm babies"

http://genengnews.com/gen-news-highlights/ice-storm-babies-show-unique-epigenetic-profile/81250410/

Short, free essay, links from GEN

What the heck is XNA?

http://www.newscientist.com/article/dn26641-synthetic-enzymes-hint-at-life-without-dna-or-rna.html#.VH4akNLF_TQ

Full, free story, links from New Sci.

Originator of "Free radical" hypothesis of aging dies

http://www.biosciencetechnology.com/news/2014/11/doctor-behind-free-radical-aging-theory-dies?et_cid=4286492&et_rid=54713780&location=top

Complete, free report, image from Biosci. Tech.


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Modern chemistry: Nov. 20-27

Posted By David L. Evans, Friday, November 21, 2014
Updated: Tuesday, November 25, 2014

Modern chemistry: Nov. 20-27

Damaged histone may be key to senescence

http://www.genengnews.com/gen-news-highlights/clipped-histone-may-favor-cell-senescence-curtail-tumor-growth/81250634/

Full, free essay from GEN

Mapping the connections between human proteins

http://www.the-scientist.com//?articles.view/articleNo/41483/title/Illuminating-the-Interactome/

Complete, free report, image, links from The Scientist


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Biochemicals this week: Nov. 13-20

Posted By David L. Evans, Thursday, November 13, 2014
Updated: Friday, November 14, 2014

Biochemicals this week: Nov. 13-20

Alpha-synuclein aggregations: linked to parkinsonism?

http://www.the-scientist.com//?articles.view/articleNo/41429/title/Image-of-the-Day--Problem-Protein/

Short explanation, image from The Scientist

This retromere may be behind Alzheimer Disease

Fhttp://www.dddmag.com/news/2014/11/protein-complex-offer-fresh-clues-about-alzheimers?et_cid=4263682&et_rid=54713780&type=headline

ull, free report from Drug discov. & develop.

Introduction to polymers

http://ed.ted.com/lessons/from-dna-to-silly-putty-the-diverse-world-of-polymers-jan-mattingly

Full, free animation from TedEd.

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Cool chemicals: Nov. 6-13

Posted By David L. Evans, Thursday, November 06, 2014
Updated: Thursday, November 06, 2014

Cool chemicals: Nov. 6-13

Thanks this week to 'net detective Kira Wennstrom

How big is that antibody?

http://www.pnas.org/content/early/2009/04/15/0811427106.full.pdf

Complete, free report, images, charts, references from Proc. Nat. Acad. Sci.

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