Brightsurf Science News & Current Events

May 31, 2015
Article concludes no reason for laughing gas to be withdrawn from operating theaters
An article on the 'Current place of nitrous oxide in clinical practice' published in the European Journal of Anaesthesiology, concludes that there is 'no clinically relevant evidence for the withdrawal of nitrous oxide.'

Discovery could improve radiotherapy for wide range of cancers
Cancer Research UK scientists have discovered how giving a class of drugs called AKT inhibitors in combination with radiotherapy might boost its effectiveness across a wide range of cancers, according to a study published in the Journal of Clinical Investigation today.

Research solves mystery of memory and mood
University of Queensland researchers have identified two types of stem cells in the hippocampus, a region of the brain crucial for learning and memory.

Risks of whole brain radiation therapy outweigh benefits for patients with limited brain metastases
Whole Brain Radiation Therapy is associated with significantly worse cognitive function than radiosurgery, and should no longer be used in the adjuvant setting after radiosurgery to treat cancer patients with brain metastases, according to a large study led by a researcher at The University of Texas MD Anderson Cancer Center.

Immunotherapy combo increases progression-free survival in advanced melanoma patients
Treating advanced melanoma patients with either a combination of the immunotherapy drugs nivolumab and ipilimumab or nivolumab alone significantly increases progression-free survival over using ipilimumab alone, according to new findings from researchers at Memorial Sloan Kettering Cancer Center simultaneously presented today at the 2015 American Society of Clinical Oncology annual meeting and published online in the New England Journal of Medicine.

50 shades of endangered: Marsupial mating habits to die for
Queensland scientists have discovered two more species of suicidally-sexed marsupials and one is already destined for the threatened list.

Preoperative statins reduce mortality in coronary artery bypass graft surgery
Research presented at this year's Euroanaesthesia exploring the protective effect of various heart medications that patients are taking before undergoing coronary artery bypass graft surgery concludes that statins reduce the risk of death by two thirds, or 67 percent, while no consistent effects were seen for other medications.

American surgery patients -- more pain medication, yet more pain!
New research presented at this year's Euroanaesthesia conference in Berlin shows that American patients undergoing orthopaedic surgery* receive more treatments for pain and that their experience of pain differs in some aspects to orthopaedic patients internationally.

Delirium can lead to longer hospitalizations and shorten the life of ICU patients
A major systematic review of published studies conducted by scientists from Brazil and USA indicates a robust association between delirium in ICU and adverse health outcomes.

Duke's poliovirus study finds that less is more
A modified poliovirus therapy that is showing promising results for patients with glioblastoma brain tumors works best at a low dosage, according to the research team at Duke's Preston Robert Tisch Brain Tumor Center where the investigational therapy is being pioneered.

Contact lens wearers note: Your eyes may get more infections because their microbiomes changed
Using high-precision genetic tests to differentiate the thousands of bacteria that make up the human microbiome, researchers at NYU Langone Medical Center suggest that they have found a possible -- and potentially surprising -- root cause of the increased frequency of certain eye infections among contact lens wearers.

Immunotherapy drug improves survival for common form of lung cancer
In a head-to-head clinical trial comparing standard chemotherapy with the immunotherapy drug nivolumab, researchers found that people with squamous-non-small cell lung cancer who received nivolumab lived, on average, 3.2 months longer than those receiving chemotherapy. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to