Publications by authors named "M R Block"

Operant keypress tasks in a reinforcement-reward framework where behavior is shaped by its consequence, show lawful relationships in human preference behavior (i.e., approach/avoidance) and have been analogized to "wanting".

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Background: Understanding of the hemostatic and complement alterations associated with cardiopulmonary bypass (CPB) in pediatric patients and the impact of these alterations on outcome is limited.

Objectives: The present study prospectively characterized these alterations and their association with postoperative outcomes in pediatric CPB.

Methods: All patients aged <21 years undergoing CPB at the authors' institution between 2020 and 2021 who weighed >3 kg, were >36 weeks gestational age, and had no known prothrombotic or hemorrhagic disorders were eligible.

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Background: Isolated limb infusion and perfusion (ILI/ILP) has been a mainstay treatment for unresectable melanoma in-transit metastases (ITM), but increased use of immune checkpoint inhibitors (ICI) and intralesional therapy (talimogene laherparepvec [TVEC]) introduced several different management options. This study compares first-line ILI/ILP, ICI, and TVEC.

Methods: Retrospective review from 12 international institutions included patients treated from 1990 to 2022 with first-line ILI/ILP, ICI, or TVEC for unresectable melanoma ITM.

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Obesity in youth is an increasingly prevalent public health concern worldwide. Lifestyle interventions aim to help participants establish healthy habits and reduce obesity-related disease risk by targeting physical activity and dietary habits. Most studies assess weight loss, but biomarkers may enable more rapid and comprehensive assessment of intervention success.

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