Publications by authors named "K B Mathis"

Aim: Crohn's disease (CD) is regarded as a wasting disease, yet there is a growing population of CD patients with a body mass index (BMI) of 35 and above. The rate of postoperative complications is relatively high in CD patients but might be even higher in CD with morbid obesity (MO).

Methods: This was a retrospective study using a prospectively maintained database of all patients undergoing Ileocolic resection for CD between 2014 and 2021 in two referral centres, comparing postoperative complication rates according to BMI.

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Background: The incidence of rectal cancer has decreased overall, but the incidence of early-onset rectal cancer (eoRC) has increased. Early-onset rectal cancer and late-onset rectal cancer (loRC) differ due to phenotypical, genetic characteristics, and higher stage presentations in eoRC. Thus, eoRC patients undergo more aggressive neoadjuvant treatments.

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Anal Melanoma (AM) is a rare and aggressive disease lacking standardized treatment protocols. Despite advancements in medical oncology, the 5-year overall survival (OS) remains at 20%. Local surgery (LS) has gained popularity over radical surgery (RS) due to its comparable OS when negative margins are achieved.

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Hydrogels with spatial-temporal control over chemical and physical properties allow for the creation of cellular niches with controllable properties that better mimic tissue environments. Here, we present a protocol for synthesizing hydrogels incorporating photocaged oligonucleotides that can be activated with non-ultraviolet (UV) wavelengths. We detail the synthesis of bulk hydrogels and spatially defined hydrogels with different chemical functionalities that all share common photocaged DNA.

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The compressive deformation of the extruded binary Mg-Gd with gadolinium in solid solution has been studied in situ by combining synchrotron diffraction and acoustic emission techniques during compression tests. These two techniques are useful in investigating the evolution of twinning in all its stages. The extruded bars develop a fiber texture with the basal plane parallel to the extrusion direction.

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