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dose in Biological News

Journal of Vascular and Interventional Radiology: New patient radiation safety guidelines

... a unique collection of new (such as radiation dose management) and previously published clinical ... includes 'Guidelines for Patient Radiation dose Management,' a significant new document providing ... imaging is great and the risks of radiation dose are generally negligible compared to the health ...

Gutsy germs succumb to baby broccoli

... However, the study does show that eating a daily dose of broccoli sprouts reduced by more than 40 ... In a related experiment, the team fed the same dose of broccoli sprouts for the same amount of time ... extent of the infections. "We know that a dose of a couple ounces a day of broccoli sprouts is ...

Nanoparticle toxicity doesn't get wacky at the smallest sizes

... "If you consider surface area as the dose metric, then you get similar types of responses ... is that not everyone agrees which kind of dose unit to compare. Some researchers measure the dose by total weight, some by the number of particles. ...

Fractional dose of scarce meningitis vaccine may be effective in outbreak control

... One fifth of the standard dose of a commonly used meningitis vaccine may be as ... SBA response and safety/tolerability using 1/5 dose were comparable to a full dose for three serogroups (A, Y, W135), but not a ...

Grapes may aid a bunch of heart risk factors, animal study finds

... grape powder including some that received a mild dose of a common blood-pressure drug. All the rats ... mild high blood pressure without medication. The dose of whole table grape powder that was consumed in ... were fed it through their water supply in a dose that has been previously shown to be effective in ...

Researchers create safer alternative to heparin

... synthetic heparin. Their creation is the largest dose of heparin ever created in the lab. Heparin ... of natural heparin within the cell. The dose that Linhardt and his team were able to produce ... to work with his partners to take the milligram dose that they have developed and expand it to ...

Radiation, nanotechnology, health care and more

... great interest over recent years is the radiation dose a conceptus might receive during medical exams. A ... Xu, xug2@rpi.edu ) has undertaken of CT fetal dose assessment: "A patient receives more radiation ... lungs or appendicitis. To accurately assess the dose to mother and the fetus from CT exams, we ...

Newborn vitamin A reduces infant mortality

... A single, oral dose of vitamin A, given to infants shortly after ... were randomly selected to receive a 50,000 IU dose of vitamin A, while the other half received a placebo. A 200,000 IU dose of vitamin A is recommended semi-annually for ...

More sensitive radiology monitoring in the Basque Country

... a radiological incident, Dr. Alegra took the dose rate of gamma radiation, i.e. the amount of ... Ms Alegra has chronologically ordered recorded dose rate values and shown that their evolution is ... is located), and this causes the recorded dose rate to increase, without the cause being a ...

The top 5 ways medical physics has changed health care

... accelerator beam in order to deliver a maximal dose of radiation to a tumor while minimizing the ... the United States, the AAPM issued a CT radiation dose management report in 2008, recommending ... reporting doses and educating users on the latest dose reduction technology. The report is available on ...

EMD Serono launches easypod, new electronic growth hormone injection device

... professionals to preset their patients daily dose in advance and then monitor their compliance to ... which means patients no longer have to set their dose each day. Another unique feature is the dose confirmation screen that notifies patients when ...

Bug-Zapper: A dose of radiation may help knock out malaria

... remain alive, they must be exposed to a radiation dose of at least 150 gray, but not much more. Coincidentally, this is also the dose used to delay sprouting in potatoes and onions. ... issue is ensuring a relatively uniform radiation dose regardless of where the mosquito is in the ...

Lymph nodes can be key in spreading prion infectivity

... removed within six days after a high or a medium dose of infective agent has been administered, the ... node is removed 4 weeks before infection, a high dose causes the disease while a low dose does not (over the course of the 314 day time ...

Data published in the New England Journal of Medicine support use of raxibacumab (ABthrax) for the treatment of inhalation anthrax

... anthrax disease. "The results published today showed that a single dose of raxibacumab was highly effective as a treatment for inhalation anthrax ... to animals showing clinical signs of disease caused by exposure to a dose of aerosolized anthrax spores that was approximately 200 times the median ...

Genetic factors implicated in survival gap for breast, ovarian or prostate cancer

... Hershman. Findings revealed that African-American women received similar dose intensity and cumulative dose as the Caucasian breast cancer patients, but were more likely to ...

Funxional successfully completes initial clinical trial of FX125L, an anti-inflammatory drug with a novel mechanism of action

... Chemokine Inhibitors ( BSCIs ). The Phase I, single ascending dose study was conducted in the United States. FX125L was well tolerated at all ... were observed. The pharmacokinetics of FX125L was linear over the wide dose range studied and consistent with once-daily oral dosing for patients. ...

Improved method developed to test carcinogen risk

... in their report. "The whole foundation of modern toxicology is that the dose makes the poison," said George Bailey, an OSU distinguished professor ... in toxicology, exposing 40,800 trout to what's considered an "ultra-low" dose of dibenzo-a,l-pyrene, a chemical that can cause liver cancer and is part ...

UF makes gene therapy advance in severe genetic disorder

... from a line of dogs genetically prone to the disease, received its first dose of gene therapy the day after it was born, Mah said. The dog improved at ... When the dog was 5 months old, the researchers administered another dose of gene therapy, this time using a different type of AAV. Six weeks after ...

New tool for next-generation cancer treatments using nanodiamonds

... team used the Nanofountain Probe to target and inject single cells with a dose of nanodiamonds. "This allows us to deliver a precise dose to one cell and observe its response relative to its neighbors," Ho says. ...

Glutamine supplements show promise in treating stomach ulcers

... subdivided into two more groups, with one group receiving a sham (fake) dose and the other group receiving a real dose containing H. pylori . (This resulted in four separate mouse groups: an ...

Novel antibody prevents infection by hepatitis C virus

... primates. In that study, one animal received no antibody, one a low dose of the new antibody, and one a higher dose. Then all three animals were ... antibody dosages developed HCV infections, but the animal with the higher dose was protected. Subsequently, researchers gave the high-dose of the ...

Lithium may help radiation target cancer, spare healthy tissue

... hopes that lithium treatment could provide a way to increase the radiation dose to levels that will kill the tumor cells while protecting healthy brain ... said. "So if we can protect normal tissue, we can hopefully give a higher dose to the tumor." ...

Biolex presents Locteron US Phase 2a hepatitis C data at EASL

... Locteron doses evaluated in the PLUS trial include 320 μg, the lowest dose to be evaluated in the SELECT-2 trial, and 640 μg, the highest dose of Locteron evaluated to date. All patients also received oral, ...

Ultrasound imaging now possible with a smartphone

... is no cure. The leading treatment to slow its progression is a daily dose of steroids. Patients often experience some side effects to steroids, which are dose related. These side effects include behavioral problems and weight gain. ...

Chinese slimming capsules

... the reuptake of serotonin and noradrenaline in the brain. The sibutramine dose in each capsule corresponded to twice the daily maximum dose of the prescription drug in Germany. Fifteen women and two men ...

A little java makes it easier to jive, researcher says

... including investigations considering such variables as exercise intensity, dose of caffeine, anxiety sensitivity and gender. Motl's latest published ... prior 24-hour period were given a pill. On one occasion, it contained a dose of caffeine measuring 5 milligrams per kilogram of body weight (equivalent ...

Right whale sedation enables disentanglement effort

... dose, delivered by remote syringe and needle with no success. The dose given appeared to make the animal feel less pain, but was not sedated ... attempts to approach it. On Friday, March 6, a further increase in the dose resulted in a marked switch from the expected evasiveness. An hour after ...

Scientists can predict nano drug outcome

... current clinical protocols for liposomal doxorubicin consist of a standard dose every three to four weeks, the authors wrote. No prior knowledge of tumor vessel status, especially leakiness, is taken into account for the dose scheduling. However, it is well known that the degree of tumor vasculature ...

TGen and ASU researchers find drug that could reduce risk of Alzheimer's

... a sign of accurate spatial learning and working memory. Rats given a high dose (0.3750 mg per kg of weight) of hydroxyfasudil successfully remembered more items of information than those given a low dose (0.1875 mg per kg). Both dosed groups performed significantly better than ...

New technique images tumor vessel leakiness to predict breast cancer chemotherapy outcome

... will reach the tumor, allowing physicians to personalize the dose and predict effectiveness." In some cases, one chemotherapy drug may ... are currently underway to determine if mammography can predict the optimal dose of a wide range of breast cancer chemotherapeutics. Bellamkonda and ...

NPL unveils new equipment to make cancer treatment safer

... accurate because delivering correct radiation doses is critical. If the dose is too low, the cancer may continue to grow. If it is too high, healthy ... calibrate hospital equipment against the UK's primary standard of absorbed dose using beams of ionising radiation identical to those used in hospitals. It ...

Bayhill Therapeutics and the Juvenile Diabetes Research Foundation announce research collaboration

... trial, 44 patients have thus far been randomized to four different dose cohorts of BHT-3021 (0.3 mg, 1 mg, 3 mg, or 6 mg). BHT-3021 has ... in adverse events relative to placebo. Preliminary data from the 1 mg dose cohort indicate that treatment with BHT-3021 may cause beta cell ...

Phase III data show efficacy/safety of iclaprim in patients with complicated skin infections

... Overall, iclaprim was found to be safe and well-tolerated at a dose of 0.8 mg/kg in the Phase III ASSIST trials. Adverse events were found to ... The ITT population included all patients who received at least one dose of medication; The MITT population included all patients in the ITT ...

Vitamin K does not stem BMD decline in postmenopausal women with osteopenia

... Cheung and colleagues at the University of Toronto found that a high dose daily vitamin K1 supplement did not protect against age-related bone ... of vitamin K1 on fractures and on cancer and, until these are done, high dose vitamin K1 supplementation should not be recommended for the prevention of ...

Cholesterol-lowering drugs and the effect on muscle repair and regeneration

... Key Findings The researchers found the following: There was a dose dependent decrease in the viability of the satellite cells at 1.0, 10 and ... to the availability of simvastatin in circulation from a 40 milligram dose per day used in some patients). Specifically, the higher end ...

Majority of osteoporosis patients not receiving calcium and vitamin D with treatment

... of those patients who declared they were regularly missing a supplement dose revealed this was due either to the fact that they were not convinced of ... out of the four countries, with only 13% claiming to regularly miss a dose of any supplement. This was in contrast to the UK, where almost one in ...

The pepperoni pizza hypothesis

... bladder symptoms," Klumpp explained. So, Klumpp injected a small dose of red pepper into the colon of a normal mouse. The injection didn't provoke any pain. But then he injected a small dose into a mouse with pelvic pain. The pelvic pain worsened. "We likened ...

PTC124 shows activity in cystic fibrosis; Phase 2 proof-of-concept data published in Lancet

... treatment courses of oral PTC124 therapy, the first given at a lower dose and the second given at a higher dose. Results showed that at both dose levels, treatment with PTC124 was associated with statistically ...

Slipping through cell walls, nanotubes deliver high-potency punch to cancer tumors in mice

... method has enabled the researchers to get a higher proportion of a given dose of medication into the tumor cells than is possible with the "free" ... time, it proved to still be long enough to deliver a highly effective dose inside the tumor cells. All blood vessel walls are slightly porous, but ...

Post-exercise caffeine helps muscles refuel

... have roles in muscle glucose uptake during and after exercise. Lower dose is next step In this study, the researchers used a high dose of caffeine to establish that it could help the muscles convert ingested ...
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(Date:7/23/2014)... are crucial for providing essential fatty acids and ... feeding. There has been concern that soybean-based emulsions ... due to its composition. Combination lipid emulsions based ... have been developed to address this concern. , ... that concern may be unwarranted, according to a ...
(Date:7/22/2014)... of both still images and video of artistic ... Forty-four still images were chosen from more than ... and alumni representing more than 25 different University ... 50 submissions. , Zach Donnell, a graduate student ... organizers, noted that the exhibit highlights the interplay ...
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