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We cover science news, interesting science articles, science videos, and we post undergraduate college level course notes.

Recent Posts Tagged With 'an'

• Pharmacofiles is Moving

  Posted on Monday March 10th, 2008 at 15:40 in address, an, check, enjoys, hope, hosted, my, pharmacofiles, site, tomorrow, yet

  I hope everyone who enjoys this blog will join me at my new site. It will be hosted by google, but I do not have an address yet. Check back tomorrow for my new location. Neil...

• Microbial Defenses

  Posted on Tuesday March 4th, 2008 at 21:49 in a, aminoglycoside, an, and, antibiotic, antibiotic resistance, antibiotics, arises, attack antibiotic, bacteria, bacterium, beta lactamase

  My post two days ago served as an introduction to antibiotics and the problem of microbial resistance to treatment with antibiotics. Today’s post takes the next logical step and describes the variou...

• Naturopathic Medicine Works…Sometimes

  Posted on Sunday February 17th, 2008 at 19:30 in accumulate, active, an, and, bought, calcium, cardiac glycosides, complementary medicine, contraction, curative, dependent, digitalis

  Many of the drugs used today have their origins in naturopathy. The historical record is full of people chewing bark, boiling leaves, munching berries, or partaking of nature’s pharmacy in other way...

• Medicine from the Pacific Yew

  Posted on Thursday February 14th, 2008 at 21:24 in a, agriculture, alkaloids, an, and, began, Cancer, Cell, challenge, chemists, chemotherapy, clinical

  As discussed in the two previous posts, plants have been a source of several drugs used in the treatment of cancer. Colchicine is isolated from the autumn crocus and today is primarily used to treat g...

• Medicine from the Pit Viper

  Posted on Tuesday February 5th, 2008 at 21:53 in ace, ace inhibitors, an, and, angiotensin converting, angiotensin converting enzyme, bites, bleeding, blood, brazilian, called, capoten

  Besides its use in antivenin production, venom is not often used as a source of medicine. Often venom and other poisonous compounds from animals are more useful as experimental tools. For example, tet...

• Fire Ant Venom

  Posted on Sunday February 3rd, 2008 at 18:55 in allergic, an, anaphylactic, anaphylaxis, and, ant, ants, ants’, attack, body, brute, bursting

  I remember a scene from the movie Them of a little girl who would not talk after seeing her family killed. Under questioning by the police, she finally screamed, “Them!” “Them,” referred to gi...

• Erythropoietin as an Antidepressant

  Posted on Friday January 11th, 2008 at 07:37 in a, an, and, antidepressant, athletes, blood doping, cj, cognitive, common, condition   reference miskowiak, debilitating, emotional

  The recent release of the Mitchell Report concerning the use of steroids by baseball players has put the use of performance-enhancing substances by athletes in the spotlight. Erythropoietin is one suc...

• Gravitation: Gravitation and Circular Motion

  Posted on Wednesday November 21st, 2007 at 16:20 in a, acceleration  for, an, and, bigger, centripetal, decreases, earth, end  centripetal, force, force  f, force  if

    Consider a satellite moving in a circular orbit of radius r around a planet. The gravitational force provides the required centripetal force.   F = (GMm)/r2 = mrω2 therefore, (GM)/r2 = rω2...

• Wide Angled Views of Internals Using Tiny Probe

  Posted on Wednesday November 21st, 2007 at 14:16 in a, affords, an, and, –, blood, body, brain, capable, cylinder, deep, dramatically

  An ultrasound probe about the size of a grain of rice that could offer panoramic views from inside the human body is being tested by US researchers. They say it could be threaded through blood vessels...

• New Car Paint May Change Colors Instantly

  Posted on Tuesday November 20th, 2007 at 19:51 in a, an, and, applied, ‘paramagnetic’, body, called, car’s, change, coating, Color, color the

  One of the hardest decisions when picking a new car is choosing the right color but the day when cars will be available in multiple colors could be here sooner than you think. Scientists have develope...

• New Theory of Everything Seems Deficient

  Posted on Saturday November 17th, 2007 at 14:39 in algebraic, an, and, author, called, chosen, complicated, correspond, e8, exploring, extremely, firmly

  via Chris Lee at ArsTechnica The New Scientist must hire someone to trawl through the arXiv in the hopes of getting the science news one step ahead of everyone else. Unfortunately, its record for di...

• Supernova May Have Caused Minor Extinction on Earth

  Posted on Monday November 5th, 2007 at 19:59 in a, an, ancient, atmosphere, blast, caused, coincides, earth levels, event, exploded, exposing, extinction

  It is the oldest telescope in the world - and it lies at the bottom of the ocean. Ancient sea floor sediments have revealed that a supernova exploded during the Pliocene era and may have caused a mino...

• Fire Resistant Paint From Nanotechnology

  Posted on Monday November 5th, 2007 at 08:06 in an, applied, armour, armoured, clay, connected, create, current, date, diameter the, discs, effectively

  Researchers at the University of Warwick’s Department of Chemistry have found a way of replacing the soap used to stabilize latex emulsion paints with nanotech sized clay armour that can create ...

• Topic: Sildenafil (Viagra)

  Posted on Sunday November 4th, 2007 at 18:41 in 5, a, an, and, blood, breaks, called, cgmp, cyclic, elevating, enhancement, enzyme

  Sildenafil citrate, which has the brand name Viagra, was developed in the mid 1980s as a treatment for angina and hypertension. Early clinical trials showed that sildenafil failed to relieve angina, b...

• New Fuel Cell More Efficient

  Posted on Friday November 2nd, 2007 at 20:03 in 100 kilowatt, a, an, and, automotive, “that’s, ”, carbon supported, catalysts ” strasser’s, Cell, cell powered, cells

  HOUSTON, October 29, 2007 – The average price for all types of gasoline is holding steady around $2.95 per gallon nationwide, but the pain [...]...

• Topic: Pharmacogenetics

  Posted on Thursday November 1st, 2007 at 20:23 in a, actions, affect, altered, an, and, approach, code, concentrations, cyp2d6, cytochrome p, deletions

  Receptors, enzymes, and other proteins are involved in the body’s response to drugs. The structure and function of these proteins can be altered by mutations in the genes encoding them. Mutations in...

• Biology: Water

  Posted on Wednesday October 31st, 2007 at 05:06 in 3, a, an, aquatic, aspects, biology notes, cells b, cohesion, constituent, density, essential, heat capacity

  Water is vital for the existence of life for two reasons: (a) It is an essential constituent of living cells (b) It provides an environment for aquatic life Water has quite unusual properties due to 3...

• The Zombie Apocolypse: 5 Reasons it Could Happen

  Posted on Tuesday October 30th, 2007 at 16:58 in 5, a, an, apocalypse, awesome, cracked com, interesting science, list, posted, reasons, zombie

  Cracked.com posted an awesome list of 5 reasons a zombie apocalypse could happen. Click here to visit the list....

• Growing Eyeballs May Soon Be Possible

  Posted on Tuesday October 30th, 2007 at 08:11 in a, additional, african, an, biologist, body, caused, cells, clawed, co leader, dale, developing

  A genetic switch that gives tadpoles three eyes could allow stem-cell scientists to eventually grow human eyeballs or at least create replacement parts needed for repair jobs. If scientists could gro...

• Top 10 Deadliest Animals On Earth

  Posted on Tuesday October 23rd, 2007 at 09:51 in 10, an, awesome, deadliest, greenenvironment, interesting science, list, the

  GreenEnvironment has an awesome top 10 list of the deadliest animals on earth. See it by clicking here....

• Housewife to Debunk Theory of Relativity

  Posted on Monday October 22nd, 2007 at 18:36 in 100, 20th, an, and, attends, century, conference, dark, discovers, documents, einstein, enter

  A woman and her husband, the director, plan to film a documentary called Einstein Wrong where they challenge Einstein’s Theory of Relativity. After seeing the following trailer, it doesn’...

• Scientists Developing Artificial Nerves

  Posted on Saturday October 20th, 2007 at 11:43 in a, affected, an, and, artificial, biology news, biomaterial, cells, centre, constructed, develop, differentiated

  University of Manchester researchers have transformed fat tissue stem cells into nerve cells - and now plan to develop an artificial nerve that will bring damaged limbs and organs back to life. In a s...

• Black Holes

  Posted on Friday October 19th, 2007 at 18:26 in a, an, arises, black, bunn, called, considered, crosses, death, escape, event, FAQ

    The bright dot near the center was seen to flicker and brighten dramatically for a few minutes. Many astronomers believe this provides additional evidence that a black hole does indeed reside ...

• Chemistry: Titration

  Posted on Wednesday October 17th, 2007 at 20:42 in a, acid, acidic, added, an, and, base, Basic, called, chemistry 1 notes, compound, concentration

  Titration is the addition of an acidic solution to a basic solution or when you add a basic solution to an acidic solution. Titrations are used to determine the concentration of acids or bases in so...

• An Overview of Matrix Mechanics

  Posted on Wednesday October 17th, 2007 at 16:09 in an, and, argument, arose, born, chose, considerable, constructed, envisioned, equation, heisenberg, important

  Because of Heisenberg’s assertion regarding the commutation relation between certain variables it is obvious that the properties of particles such as position and momentum can no longer be repre...

• Some Anti-’Green’ Factoids

  Posted on Tuesday October 16th, 2007 at 13:25 in 23 percent, 30, 54, an, anti green, centers, compared, data, distance, disturbing, Driving, ecology minded

  Treehugger posted some disturbing ‘anti-green’ facts: Here’s a herd of facts and figures to keep the ecology-minded number-fumbler up to speed. Energy used in hosting one eBay auctio...

• Scientist Believes ‘Hypertime’ to be Link Between General Relativity and Quantum Theory

  Posted on Friday October 12th, 2007 at 23:02 in a, adding, allowing, an, and, Bars, dimension, dimensions, directly, entity bars, experience, extra

  Could “hypertime” help develop a theory of everything? Roger Highfield reports A scientist has put forward the bizarre suggestion that there are two dimensions of time, not the one that we...

• German Scientist Wins Chemistry Nobel Prize For Work In Surface Chemistry

  Posted on Thursday October 11th, 2007 at 13:00 in an, and, catalytic, chemicals, chemistry gerhardt, chemistry news, converters, develop, electricity later, environmentally, ertl, fitting

  by Ian Sample A German scientist whose work explained rusting iron, the vanishing ozone layer and how to make clean car exhausts celebrates his 71st birthday today as the latest wi...

• Hilary Clinton’s Plan to “End War On Science”

  Posted on Tuesday October 9th, 2007 at 15:00 in a, agenda, american, an, and, appointees, appointing, assessment, assistant, banning, Cell, commitment

  I am definitely not endorsing her but here is an excerpt from her Hillary will restore the federal government’s commitment to science by: Rescinding the ban on ethical embryonic stem cell researc...

• A Long Lost Text By Achimedes Found, Contains Some Work On Calculus

  Posted on Sunday October 7th, 2007 at 11:05 in a, accompanying, an, ancient, and, archimedes, archimedes the, archimedes the, area, argument, book, calculus

  Julie J. Rehmeyer reports: For seventy years, a prayer book moldered in the closet of a family in France, passed down from one generation to the next. Its mildewed parchment pages were stiff and conto...