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Motion mitigation for scanned protons

Gating and rescanning improve dose delivery for lung cancer patients treated with scanned proton therapy, but their efficacy is patient-specific.

FES helps stroke patients move again

Functional electrical stimulation could help restore voluntary motion control in stroke patients.

Alpha therapy targets metastatic disease

Targeted alpha therapy could play an important role in treating disseminated, chemoresistant and radioresistant metastatic disease.

In brief: research round-up

Recent developments in optogenetics, drug delivery, radiation safety and more.

Sky-high bioscience

Toronto's CN Tower provided a scenic venue for the launch of Biomedical Physics & Engineering Express and the IOP biosciences portfolio.

DTI-MRI sheds light on concussion symptoms

Diffusion-tensor MRI reveals distinct injury patterns in the brain of people with concussion-related depression symptoms.

Biophotonics: seeing the light

Photonics technologies have a significant role to play in biology and medicine.

Microbeams reduce skin injury

Proton and X-ray microbeams reduce skin injury during radiotherapy delivery.

Radiotherapy needs preclinical research

Small-animal radiotherapy research could help optimize the design of clinical radiotherapy trials.

An easy-to-use foetal heartbeat monitor

An array of optically pumped magnetometers could replace expensive SQUIDs for detecting abnormal foetal heart rhythms.

Piezoelectric patch measures skin elasticity

Skin-like patch containing microscopic piezoelectric devices could be used to assess a variety of cutaneous diseases.

DCE-MRI predicts breast tumour response

Dynamic contrast-enhanced MRI proves an excellent early predictor of response to neoadjuvant chemotherapy for breast cancer.

Ed Egelman: talking biophysics

Ed Egelman, president of the Biophysical Society, discusses research careers and future developments in biophysics.

CMOS sensors offer small-field dosimetry

CMOS active pixel sensors could provide a potential solution for dosimetry of small photon fields.

Polymer device could help treat diabetes

A biocompatible cell-encapsulation device could be used in cell replacement therapy to treat diseases like diabetes.

DTI-MRI may reveal chemo side effects

Diffusion-tensor MRI may demonstrate the side effects of chemotherapy in children treated for a type of glioma.

Algorithm improves proton range estimates

A modified pencil-beam algorithm improves estimates of proton range in low-density tissue.

Can EIT diagnose pulmonary embolism?

Electrical impedance tomography could provide a radiation-free, first-stop diagnosis for pulmonary embolism.

Is MR guidance feasible for protons?

Simulations reveal that pencil-beam scanning is perfectly suited for MRI-guided proton therapy.

Dosimeter eyes low-energy brachytherapy

Lithium formate EPR dosimeter proves an ideal candidate for dose measurements around low-energy electronic brachytherapy sources.