The Briefing
Continuous newsroom coverage of clinically relevant evidence — newest first.
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CDR132L Fails to Improve Ventricular Volume After Myocardial Infarction
A phase 2 trial of the microRNA-132 inhibitor CDR132L showed no significant benefit in structural or functional endpoints at six months.
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Chronic Cocaine Use Linked to Rare Baló-Like Concentric Leukoencephalopathy
Two cases in Italy reveal a specific pattern of inflammatory demyelination that responds to steroids but requires cocaine abstinence.
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Extra-Anatomic Bypass Reduces Mortality Risk in Octogenarians with Aortoiliac Disease
A VQI analysis of 19,930 patients shows octogenarians face double the 30-day mortality risk of younger cohorts after suprainguinal bypass.
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CFTR Modulators Reduce 8-Year Mortality Risk by 7.2% in Cystic Fibrosis
A registry-based cohort study of 25,103 individuals shows a 66% reduction in the hazard of death following modulator initiation.
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Digitalis Reduces Worsening Heart Failure Events in Large Meta-Analysis
A study of 9,013 patients shows digitalis glycosides lower the risk of worsening heart failure events without affecting mortality.
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Ruxolitinib Resolves Severe Diarrhea Following BCMA-Targeted CAR T-Cell Therapy
A case series suggests JAK inhibition may mitigate the high mortality associated with immune-mediated enterocolitis in multiple myeloma.
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Arterial Netrin-4 Maintains Adult Sympathetic Neurons in Mice
Intracranial arteries provide a trophic niche that prevents age-related neuronal attrition through a non-inflammatory death pathway.
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Hierarchical Retinal Circuits Enhance Low-Contrast Detection in Mice and Humans
A dual-mode synaptic architecture using glutamate clouds and driver cells improves signal sensitivity beyond independent cell channels.
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PRECISE MRI Scoring Predicts Histological Progression in Prostate Cancer Surveillance
A multicenter study of 1,667 patients validates the PRECISE system for identifying disease progression and reducing unnecessary biopsies.
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Long-Read Sequencing Resolves Atypical Facioscapulohumeral Dystrophy Loci
High-resolution sequencing identifies complex structural variants in the 1% to 2% of patients who lack standard genetic markers.
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NXT007 Reaches Nonhemophilic Factor VIII Levels in Severe Hemophilia A
A phase 1/2 trial shows monthly subcutaneous NXT007 achieves factor activity above 40 IU/dL and eliminates bleeds at higher doses.
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Carotid Doppler Parameters Predict Return of Spontaneous Circulation During CPR
Waveform-derived metrics like velocity time integral show high predictive value for resuscitation success in emergency department patients.
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Locomotion Selectively Suppresses Hippocampal Pyramidal Cell Bursting in Mice
All-optical electrophysiology reveals that balanced excitatory and inhibitory inputs modulate gain in CA1 neurons during physical activity.
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Photon-Counting CT Improves Pulmonary Artery Visibility at Lower Radiation Doses
Ultra-high-resolution imaging increases diagnostic confidence and vascular attenuation compared to standard energy-integrating detectors.
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Selective HDAC6 Inhibition Restores Axonal Transport in Preclinical ALS Models
A brain-penetrant small molecule improves motor function and reduces TDP-43 pathology in animal and human cellular models of neurodegeneration.
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Amygdala Damage Does Not Impair Intrinsic Motivation to Empathize
Patients with focal amygdala lesions maintain a normal drive to engage in empathic encounters despite deficits in emotional recognition.
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THC Disrupts Rat Fear Memory via Sex-Specific Microglial and Receptor Pathways
In male rats, THC requires microglial recruitment and dual receptor signaling, while female effects depend on the estrous cycle and CB1.
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Gamma Knife Surgery Provides Durable Control of Vestibular Schwannoma
A 30-year study shows true tumor progression is rare after 10 years, supporting reduced imaging for patients stable at the 5-year mark.
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Child Maltreatment Linked to Systemic Homeostatic Dysregulation
Recent trauma in children may disrupt physiological stability and delay development in males rather than accelerating biological aging.
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Propofol Reduces Long-Term Water Contamination Compared to Sevoflurane
A modeling study finds sevoflurane leads to irreversible accumulation of trifluoroacetic acid while propofol residues remain biodegradable.
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Lumateperone Leads Efficacy While Aripiprazole Shows Best Acceptability in Depression
A meta-analysis of 10,962 patients quantifies the trade-offs between symptom reduction and treatment adherence for adjunctive antipsychotics.
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BRAF V600E Mutation Predicts Early Recurrence in Rathke Cleft Cysts
A retrospective analysis of 383 sellar lesions suggests BRAF-positive cysts behave like papillary craniopharyngiomas and require reclassification.
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Sleep Efficiency Improvements Drive Antidepressant Response to CBT for Insomnia
A mechanistic trial shows that objective sleep gains, not changes in brain emotional circuits, correlate with improved mood symptoms.
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Nucleus Accumbens Dopamine Regulates Multi-Option Foraging Rates in Mice
A global learning rate in the nucleus accumbens core allows for rapid value integration across six concurrent choices in large arenas.