Navigation Links


frequency at Biology News

Termites feed through good vibrations

... The artificial signal mimicked the characteristic frequency of the wooden block, so the termites were tricked ...es feeding on large blocks had this characteristic frequency plus other signals indicating the presence of other termites in that "large block", so they chose to...

The secret lives of whales

...y sounds into images just as dolphins do with high frequency sounds, and they must have remarkable acoustic memories just as we have visual memories,?says Clark. Clark concludes that he and other researchers have been thinking about whale herds at the wrong scales, which has been constrained by the limitation...

Elephants imitate truck noises, other animals

...s of this study. Spectrogram analyses of the audio frequency of the imitations were nearly perfect matches to the original sounds. Mlaika, a ten-year-old adolescent female African elephant living in Kenya among a group of semi-captive orphans, mimicked noises she heard from trucks on a highway nearly two mile...

Elephants imitate sounds as a form of social communication

...s of this study. Spectrogram analyses of the audio frequency of the imitations were nearly perfect matches to the original sounds. Mlaika, a ten-year-old adolescent female African elephant living in Kenya among a group of semi-captive orphans, mimicked noises she heard from trucks on a highway nearly two mile...

Novel ultrafast laser detection of cancer cells also may improve understanding of stem cells

...as the light wavelength of about 800 nanometers, a frequency otherwise little absorbed by the body. Because of this close match, the laser is exquisitely sensitive to subtle changes in the mitochondria size and effects of clustering. To date, the research team has found that 90 to 95 percent of light scatter g...

More>>

frequency at Biology Products

Random DNA mutagenesis Service from Yorkshire Bioscience Ltd

... to obtain a library of the mutated DNA. Mutation frequency can be set to a desired value within 1-20 mutations per kb. Number of clones 106-108. Mutations can be restricted to a desired region of a gene. 106-108 clones...

Bovine IFN gamma ELISPOT Kit from Endogen

... of cells added to the microplate. This allows the frequency of cells secreting the cytokine to be calculated. One spot is equal to one molecule-secreting cell....

Brownlee Electrophysiology Amplifier Model 410 from AutoMate Scientific, Inc

... which may have a large common-mode level and high frequency noise. Each channel consists of a high gain/low noise amplifier, an input coupling selector, a 2-pole lowpass filter, and an output offset control. A control knob sets the amplifier parameters and the values are displayed on a bright LED alphanumeric...

Mechanical Cell Strain Instrument ST-160 Microscope Mountable from B-Bridge International

...olled so you can precisely regulate the degree and frequency of the strain to produce 64 unique strain parameters. ST-160 has a narrower strain range then the ST-150. Both models are compatible with Nikon, Olympus, Leica, and Zeiss microscopes. ST-150 with 4 cm3 strain chamber...

Mechanical Cell Strain Instrument STREX ST-140-04 from B-Bridge International

...r compression. This unit allows you to control the frequency and degree of the strain to produce 64 unique strain settings. The instrument fits in a standard cell culture incubator....

More>>

frequency at Biology Technology

A Positive Selection Assay for Mutation Analysis in Big Blue Animals

...ctor phages grow as plaques at 37C. Mutant frequency is determined as the number of l cII p... selection scheme has been used to measure mutant frequency inductions in bladder tissue from mice treated with p-cresidine, with results compar...

Detect Single Nucleotide Sequence Changes with Mx4000 Molecular Beacon Allelic Discrimination Kits

...t source of human DNA diversity, with an estimated frequency of 1 in1,000 base pairs. Many of the sequence changes have been identified as the causeof monogenic disorders or are associated with a genetic predisposition tomultifactorial diseases including cancer and cardiovascular and infectiousdiseases. The se...

Big Blue Rodent Cell Cultures for Mutagenesis Studies

... number is polyploid. The spontaneous mutant frequency of this cell line is approximately 3.7 x 1... mice. This cell lineexhibits a spontaneous mutant frequency of approximately 9.28 x 10 5 . The Big Blue cell lines use the lacI gene of the Big Blue lambda shu...

High-Level Expression of Peanut Allergens Affected by Rare Codon Usage

... cognate tRNA appears directly proportional to the frequency of codonusage. 1 A subset of codons, namely AGG/AGA, AUA, CUA, CGA, and CCC, are the leastused codons in E. coli that are encoded by rare tRNAs. Recent studiessuggest that an excess of any of these codons creates problems duringtranslation, leading...

Novel PCR Enhancing Factor Improves Performance of Pfu DNA Polymerase

...ent genomic DNA, and error rates (mutation frequency per base pair per duplication) were found ... *Error rate equals mutation frequency per base pair per duplication. 1 PfuTurbo DNA Polymerase for Higher-Throughpu...

More>>

frequency at Biology Definition

Y chromosome

...es on the same chromosome, but not at the dramatic frequency apparently employed by the Y chromosome. A research team, led by David C. Page, M.D., a Howard Hughes Medical Institute investigator at the Whitehead Institute for Biomedical Research in Cambridge, Mass.; Richard K. Wilson, Ph.D., director of the Ge...

X-ray crystallography

...ally arranged molecules. Because waves of the same frequency whose peaks match reinforce each other, the signal becomes detectable. To determine a structure, one must first grow crystals of the molecule of interest using some method of crystallization . This can be a painstaking procedure for macromolecule...

Wavelength

...elength λ has an inverse relationship to frequency f , the number of peaks to pass a point in a giv...equal to the speed of the wave type divided by the frequency of the wave. When dealing with electromagnetic radiation in a vacuum, this speed is the speed of ...

Vestibular system

...esult, for typical head movements, which cover the frequency range of 0.1 Hz and 10 Hz, the deflection of the cupula is approximately proportional to the head-velocity (!). This is very useful, since the velocity of the eyes must be opposite to the velocity of the head in order to have clear vision. Central...

Thomas Hunt Morgan

...ience." The centimorgan , a unit of recombinant frequency used in gene mapping, was named in his honor. External links http://www.columbia.edu/cu/alumni/Magazine/Morgan/morgan.html Thomas Hunt Morgan Biological Sciences Building at University of Kentucky...

More>>

frequency at Biology Dictionary

Wild-type

...Wild-type flies show an activity rhythm of with a frequency of about a day (24 hours). They found mutants with faster and slower rhythms as well as broken rhythms - flies that move and rest in random spurts. Full article >>> Selective breed ing of plant s and animals has led to varieties th...

Variation

... >>> Variation . Differences in the frequency of genes and trait s among individual organ isms...icle >>> Random variation in gene frequency from one generation to another. Genetic engineering . The manipulation of an organ ism's genetic ...

Unlinked

...eful products. Full article >>> The frequency at which crossing over occurs between two chromo...2, 19, and 22. Full article >>> The frequency at which crossing over occurs between two chromosomal loci --the probability that two loci wi...

Transformation

... naked donor DNA into a cell . Transformation frequency The relative proportion of cells in a population that are trans formed in a single experiment. Full article >>> transformation In Grif?th's experiments with strain s of pneumonia bacterium, the process by which hereditary in...

Somatic hypermutation

...;>> Somatic hypermutation : A very high frequency of mutation al events that occur in specific loci , such as the variable segment s of express ed immunoglobulin genes. Full article >>> For example, the vertebrate immune system shows that the variable environment of antigens ...

More>>

frequency at Medicine News

Painkillers Do Not Shorten Dying Patients' Lives

...co-author Andrew Thorns found no difference in the frequency or type of death -- whether it was sudden, gradual or peaceful -- between the patients given more painkillers or others whose dosage was not changed....

El Ni?o cycles linked to cholera outbreaks

...found to occur every 3.7 years -- exactly the same frequency as of ENSO events between 1980 and 1998. But the c...e future until climatologists learn more about the frequency of ENSOs over the long term....

General Anesthesia Safe For Children On Ketogenic Diet Suffering From Epilepsy

...erum PH and bicarb levels. No increase in seizure frequency was observed in the perioperative period...

TIZANIDINE - New solution to chronic headache

...it seemed to work more efficiently on reducing the frequency of the most severe headaches', said Lake. Hence don’t worry migraineites !...

Analgesic abuse - cause for chronic headache in children

...aware of the possibility that increase in headache frequency might be due to abuse of even paracetamol, which is harmless. Rachel Hering-Hanit, a neurologist at the Meir General Hospital in Kfar Saba and colleagues said "They should avoid advising children to take pain medications at liberty". "If your child...

More>>

frequency at Medicine Products

Humphrey Matrix

...latest breakthrough in visual field testing. Using frequency doubling technology, the Humphrey Matrix will help you conduct a thorough visual field evaluation and assess treatment alternatives. Enhanced patient management software enables you to provide complete long-term glaucoma care for your patients, so yo...

Perimeter

...rimetry (optional). High sensitive critical fusion frequency (optional)....

Compact KTP laser

Q-switched, frequency doubled Nd:YAG laser is mounted on Haag Streit slit-lamp. The laser energy can be selected between 0.2 and 2.0 mJ. The spot size can be selected between 400 and 700 microns. Knobs for laser energy and aiming beam intensity are conveniently located on...

Looki 2TC

Multi frequency and multigate transcranial doppler including emboli detection and fitted with a monitoring module and tests for hemodynamic evaluation. Looki 2TC is suitable as well for routine diagnosis as for monitoring in operating theatres and intensive care uni...

Aaron 900

The Aaron 900 high frequency desiccator forever removes the need to go through a tedious multi-step process to change from low to high power....

More>>

frequency at Medicine Technology

Clinical Data Suggest Decreased Bleeding Risk in People With Severe Hemophilia A While Maintaining Factor VIII Levels Above One Percent

...oups respectively. Subsequent comparisonwith bleed frequency for each group found that in the one to sixyears of age group the time below 1 IU/dL while on prophylaxis wasassociated with increased incidence of traumatic and spontaneoustotal bleeds (p<0.0001). Similarly in subjects that remained ona fixed pr...

AM-Pharma Announces Positive Results of Phase IIa Clinical Trial with Alkaline Phosphatase For Ulcerative Colitis

...emission is defined as complete resolution ofstool frequency (normal stool frequency), rectal bleeding (norectal bleeding), patient's functional assessment score (generallywell), endoscopy findings (normal), and a PGA score of 0. This email and any attachments are confidential and may beprivileged or otherwis...

ACE-011 Improves Multiple Myeloma Bone Disease in a Preclinical Model

...ncer patientsliving longer with their disease, the frequency of secondaryconsequences of cancer is increasing. About ACE-011 ACE-011, a novel bone anabolic agent currently in a phase 1clinical trial, is a protein therapeutic based on the activinreceptor IIA. In numerous preclinical models of bone loss, ACE-0...

MaxCyte and Medinet to Present at the 13th Annual Meeting of the International Society for Cellular Therapy (ISCT) in Sydney, Australia

... cell. The engineered DCvaccine elicited increased frequency of antigenpeptide-specific Tcells in a 7 day in vitro stimulated culture, in directhead-to-head comparison with current manufacturing processes. Thedeveloped manufacturing methodology uses MaxCyte's proprietaryplatform technologies that have been des...

Nymox Announces NX-1207 Data to Be Presented at Upcoming U.S. Urology Meetings

...e AUA Score consists ofseven questions relating to frequency of problems with urinationsuch as urgency, startin...night tourinate (nocturia). The patient scores the frequency of eachproblem on a scale of 0 (not at all) to 5 (almost always). The resulting AUA Symptom Score ra...

More>>

frequency at Medicine Definition

Polysomnographic technician

...pnea is often an arousal, which is a change in EEG frequency often accompanied by increased EMG frequency for between 3-15 seconds. These arousals are short but often can be frequent throughout the night, c...

High Frequency Ventilation

High frequency ventilation is a type of mechanical ventilation ...Ventilation There are different flavors of High frequency ventilation . Each type has its own unique advantages and disadvantages. The types of HFV are charac...
frequency at Medicine Dictionary

Urination

...mptoms as cystitis plus severe pelvic pain and frequency of urination (sometimes more than 60 times daily...as burning and pain on urination and increased frequency of urination . Which factors can trigger cystitis ? Full article >>> Infections o...

Urinary Tract Infections

...ased vagina l lubrication, hot flashes, increased frequency of urinary tract infections , ... Full article >>> Have you had urinary tract infections in the past? Do you think that you may have one now? Is it more difficult to control your urine when you cough , sneeze , strain , or lau...

Urinary Tract Infection

...ased vagina l lubrication, hot flashes, increased frequency of urinary tract infection s , ... Full article >>> This includes those who don't benefit from treatment , have repeated urinary tract infection s , form bladder stones , develop kidney damage due to backpressure or are repeate...

Urinary Incontinence

...er a lifespan, there are gender differences in the frequency of UI. Full article >>> Urinary incontinence ( enuresis ) is a medical name for bedwetting , or the acci dental urination in children who should be developmentally able to have control of their bladder s. Girls usually have bla...

Urinary hesitancy

... urination Urinary hesitancy Increased urinary frequency or urgency Polyuria (large urine volumes) Nocturia (urinating frequently at night) Incontinence Chills ... Full article >>> Delayed onset of urination ( urinary hesitancy ) Inability to urinate ( acute urinary retention...

More>>

Other Contentssynapsissynaptonemalsyncytiumsynergidsyngamy
(Date:9/8/2008)...aser scalpels, arthroscopic,surgery, genomic resea...rinary medicine is quickly expanding into new high...e benefit; it,s improving medicine for,people, too... care for their pets to,treat diseases like diabet... according to the American Veterinary Medical Asso...
(Date:9/8/2008)...zine examines Iraq and Afghanistan veterans, strug..., Washington, DC (PRWEB) S...by veterans of the Iraq and Afghanistan wars about... addiction disorders are featured in the current i...ublication of the National Council for Community B...
(Date:9/7/2008)...f older patients successfully treated for colorect...le to detect any recurrence of cancer. The study, ... , a peer-reviewed journal of the American Cancer ...monitoring of colorectal cancer survivors could af...y curative surgery for colorectal cancer have an i...
(Date:9/7/2008)... appear to lower a man,s PSA level, the blood biom...her a man is at risk of prostate cancer. , But t.... 8 in the journal Cancer , caution that men shou... prostate cancer just yet. , "We showed that me...rin and other non-steroidal anti-inflammatory drug...
Breaking Medicine News(10 mins):Health News:High-Tech Vet Medicine Saving Lives of Pets and People 2Health News:Helping Veterans in Our Communities 2Health News:Helping Veterans in Our Communities 3Health News:Many colorectal cancer survivors do not receive recommended follow-up care 2Health News:Common painkillers lower levels of prostate cancer biomarker 2
(Date:9/8/2008)...nteractive web lesson teaches upper-level undergra...s are developed. The lesson, developed by William ... approval by the Journal of Natural Resources and...2008 issue. , Surprisingly, almost all of the he...ndom searching. Collections of chemicals from comp...
(Date:9/7/2008)... than keep the body cool. It also may prevent the ...mmon respiratory condition among trained athletes.... CHEST, the peer-reviewed journal of the American...hletes with EIA produce less sweat, tears, and sal... , Warren Lockette, MD, lead study author and a...
(Date:9/7/2008)... produce their own natural chemical cocktails, eac...pecific habitat. Comparing anti-fungals produced b...titute for Biological Studies discovered that only...ft the whole output to an entirely new product mix...bane and tobacco-specific molecules and even so-ca...
(Date:9/5/2008)...cs will convene September 7-9 at the Stockholm Cit...roinformatics field combines neuroscience and info...roaches to understanding the structure and functio...rain disorders and diseases. With a broad internat...perts from all disciplines contributing to neuroin...
Breaking Biology News(10 mins):Athletes' 'sweat and tears' linked to asthma 2Athletes' 'sweat and tears' linked to asthma 3How plants fine tune their natural chemical defenses 2How plants fine tune their natural chemical defenses 3INCF organizes the first congress dedicated to the emerging field of neuroinformatics 2Medgate Selected by NASA to Deliver Health and Safety Software Solutions 23181 1Get smart about what you eat and you might actually improve your intelligence 3878 1UC San Diego researchers identify potential new drug candidates to combat bird flu 3877 1UC San Diego researchers identify potential new drug candidates to combat bird flu 3877 2UC San Diego researchers identify potential new drug candidates to combat bird flu 3877 3UC San Diego researchers identify potential new drug candidates to combat bird flu 3877 4China Pharma Holdings Inc to Present at Collins Stewart Fourth Annual Growth Conference in New York on July 8 2008 at 2 3A00 p m EDT 6362 1China Pharma Holdings Inc to Present at Collins Stewart Fourth Annual Growth Conference in New York on July 8 2008 at 2 3A00 p m EDT 6362 2
Other TagsOther Tagsbites 2bites 3error 2error 3error 4diagnosed 2diagnosed 3diagnosed 4diagnosed 5diagnosed 6diagnosed 7diagnosed 8diagnosed 9diagnosed 10crystal 2crystal 3hit 2hit 3hit 4hit 5vivo 2vivo 3vivo 4