Publications by authors named "Hirotaka Mano"

Atopic dermatitis (AD) is a chronic inflammatory disease characterized by eczematous skin lesions, intense pruritus, skin pain, sleep disruption, and mental health disturbances. There remains a need for a therapeutic option that delivers durable efficacy, safety, and convenient dosing across the AD patient population. This review provides an overview of AD pathogenesis driven by T-cell imbalance and describes a novel therapeutic option targeting the OX40 receptor, a costimulatory molecule expressed specifically on activated T cells.

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Atopic dermatitis (AD) is a chronic inflammatory disease affecting ~ 10% of adults and ~ 20% of children globally. Many patients with moderate-to-severe AD receiving systemic therapies, including biologics and Janus kinase (JAK) inhibitors, fail to reach or maintain treatment goals due to lack of durable response or safety/tolerability issues. Rocatinlimab is a T-cell rebalancing therapy that inhibits and reduces pathogenic T cells by targeting the OX40 receptor.

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In a randomized phase 2b trial (NCT03703102) for adult patients with moderate-to-severe atopic dermatitis (AD), treatment with the T cell rebalancing anti-OX40 receptor antibody rocatinlimab (AMG 451/KHK4083) led to significant improvements in clinical measurements versus placebo including whole-body Eczema Area and Severity Index (EASI) score. AD manifestations can impact variable anatomic regions, and involvement of the head and neck, a sensitive, hard-to-treat area, can negatively impact quality of life. In this post hoc analysis, we investigated response to rocatinlimab treatment across anatomic regions, including the head and neck.

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Article Synopsis
  • Atopic dermatitis (AD) is an inflammatory skin condition influenced by genetics, skin environment, and immune system dysfunction, particularly in T cells.
  • Rocatinlimab is a new treatment that targets the OX40 receptor on activated T cells, which play a key role in inflammatory diseases like AD.
  • In a phase 2b study, patients with moderate-to-severe AD showed significant symptom improvement when treated with rocatinlimab compared to placebo, with common side effects being fever, nasopharyngitis, and chills, indicating it may be a safe and effective option.
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Background: Sample size re-estimation (SSR) is a method used to recalculate sample size during clinical trial conduct to address a lack of adequate information and can have a significant impact on study size, duration, resources, and cost. Few studies to date have summarized the conditions and circumstances under which SSR is applied. We therefore performed a systematic review of the literature related to SSR to better understand its application in clinical trial settings.

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Background: OX40 is crucial for T-cell differentiation and memory induction. The anti-OX40 antibody, rocatinlimab inhibits the OX40 pathway. We evaluated the efficacy and safety of rocatinlimab in adults with moderate-to-severe atopic dermatitis.

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