Researchers Probe Links Between Colorectal Cancer, Bariatric Surgery and the Microbiota

Brigham investigators are examining the link between the microbiota and colorectal cancer, including exploring how bariatric surgery changes the microbiome and the impact this connection may have on the development of colorectal cancer. James Yoo, MD, and Eric G. Sheu, MD, PhD, co-lead this new research initiative.

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High Prevalence of Parenchymal Lung Diseases in Patients With Rheumatoid Arthritis

CT scan of patient with emphysema in the lungs

Tracy J. Doyle, MD, Jeffrey A. Sparks, MD, MMSc, and colleagues identified a high prevalence of undiagnosed preclinical parenchymal lung disease in a rheumatoid arthritis cohort, with important clinical implications.

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Nationwide Study Clarifies Risk Factors for Sepsis After Vertebral Fracture Repair

CT Scan of head and spine with a vertebral fracture highlighted in red

No standardized risk tool is available for predicting the risk of sepsis in patients who undergo vertebral fracture repair for traumatic spinal injury. To address this knowledge gap, Hasan A. Zaidi, MD, and colleagues explored clinical correlates of sepsis in a large nationwide U.S. cohort.

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Inquire About Lower Urinary Tract Symptoms in Patients With Endometriosis

Woman sitting on bed and holding abdomen, suffering from endometriosis pain

In the first study of its kind, Iwona Gabriel, MD, PhD, and Vatche A. Minassian, MD, MPH, of the Urogynecology Group, and colleagues found women and adolescents with surgically confirmed endometriosis are at substantially greater risk than others of having multiple lower urinary tract symptoms.

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Study Reveals Evidence of Peripheral Circadian Clocks in Humans

3D rendering of hypothalamus in brain where the suprachiasmatic nucleus is located

Brianne A. Kent, PhD, Steven W. Lockley, PhD, and colleagues hypothesize that peripheral clocks exist in humans. They report that the circadian rhythms of certain peripheral metabolic markers—lipids and liver proteins—differ from that of melatonin, a principal marker of central pacemaker activity.

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How Might ICI Therapy Lead to Checkpoint Inhibitor-associated Arthritis?

2-dimensional visualization of CD38hi CD8 T cells in checkpoint arthritis synovial fluid

Immune checkpoint inhibitor (ICI) therapies have revolutionized the treatment of advanced cancers, but they have a downside. Rheumatologist Deepak A. Rao, MD, PhD, is part of a study examining the rheumatologic manifestation of checkpoint inhibitor-associated arthritis in patients treated with a specific ICI therapy.

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Role of DNA Damage Response Genes in Prostate Cancer Similar for African Americans, European Americans

Representation of the <em>BRCA2</em> gene

Adam S. Kibel, MD, and Anna Plym, PhD, of the Division of Urology, and colleagues conducted the most comprehensive study to date on the role of inherited DNA damage response (DDR) genes in aggressive prostate cancer. They report high carrier frequency of DDR gene alterations in lethal cases irrespective of ancestry.

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Endoscopic Ultrasound–guided Gastroenterostomy Is a Viable Option for Palliation of Gastric Outlet Obstruction

Medical professional holding instrument for endoscopy with purple gloves

Ali Abbas, MD, MPH, Christopher C. Thompson, MD, MSc, and colleagues report similar technical success rates for endoscopic ultrasound–guided gastroenterostomy (EUS-GE) and surgical gastrojejunostomy, despite more advanced cancer stage and worse performance status in the EUS-GE cohort.

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New Epigenetic Clock Can Profile the Biological Age of Single Cells

3D rendering of single human cell concept

The Brigham’s Vadim N. Gladyshev, PhD, and colleagues have developed an epigenetic clock that allows predictions of biological age at the single-cell level, pointing to a new direction of aging research with applications for somatic, germline and cancer cells.

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