Naturally occurring lung CD4+ CD25+ T cell regulation of airway allergic responses depends on IL-10 induction of TGF-β

…, N Miyahara, S Matsubara, T Koya… - The Journal of …, 2007 - journals.aai.org
Peripheral tolerance to allergens is mediated in large part by the naturally occurring lung
CD4+ CD25+ T cells, but their effects on allergen-induced airway responsiveness have not …

Characteristics of eosinophilic and non-eosinophilic asthma during treatment with inhaled corticosteroids

T Furukawa, T Sakagami, T Koya, T Hasegawa… - Journal of …, 2015 - Taylor & Francis
Objective: Eosinophilic inflammation in the respiratory tract is a hallmark of bronchial asthma.
In naïve cases, the inflammatory profile is associated with disease severity and reactivity to …

Leukotriene B4 receptor-1 is essential for allergen-mediated recruitment of CD8+ T cells and airway hyperresponsiveness

…, S Miyahara, C Taube, A Joetham, T Koya… - The Journal of …, 2005 - journals.aai.org
Recent studies in both human and rodents have indicated that in addition to CD4+ T cells,
CD8+ T cells play an important role in allergic inflammation. We previously demonstrated that …

IL-10–treated dendritic cells decrease airway hyperresponsiveness and airway inflammation in mice

T Koya, H Matsuda, K Takeda, S Matsubara… - Journal of allergy and …, 2007 - Elsevier
BACKGROUND: IL-10 affects dendritic cell (DC) function, but the effects on airway
hyperresponsiveness (AHR) and inflammation are not defined. OBJECTIVE: We sought to determine …

Requirement for Leukotriene B4 Receptor 1 in Allergen-induced Airway Hyperresponsiveness

…, S Miyahara, S Matsubara, T Koya… - American journal of …, 2005 - atsjournals.org
Rationale: Leukotriene B 4 (LTB 4 ) is a rapidly synthesized, early leukocyte chemoattractant
that signals via its cell surface receptor, leukotriene B 4 receptor 1 (BLT1), to attract and …

Anti-interferon-γ autoantibody in a patient with disseminated Mycobacterium avium complex

T Koya, C Tsubata, H Kagamu, K Koyama… - Journal of infection and …, 2009 - Elsevier
We report the case of a 44-year-old woman with disseminated Mycobacterium avium complex
(MAC) infection involving multiple bone lesions despite a normal healthy status until 6 …

Clinical significance of interferon-γ neutralizing autoantibodies against disseminated nontuberculous mycobacterial disease

…, H Moro, N Aoki, S Watanabe, T Koya… - Clinical Infectious …, 2018 - academic.oup.com
Background Interferon-γ neutralizing autoantibodies (nIFNγ-autoAbs) are reported in patients
with disseminated nontuberculous mycobacteria (NTM) infection and may function by …

Depletion of radio-resistant regulatory T cells enhances antitumor immunity during recovery from lymphopenia

…, J Koshio, K Ichikawa, K Nozaki, T Koya… - Blood, The Journal …, 2012 - ashpublications.org
Cytotoxic lymphodepletion therapies augment antitumor immune responses. The generation
and therapeutic efficacy of antitumor effector T cells (T E s) are enhanced during recovery …

Syk activation in dendritic cells is essential for airway hyperresponsiveness and inflammation

S Matsubara, T Koya, K Takeda, A Joetham… - American journal of …, 2006 - atsjournals.org
We evaluated the role of Syk, using an inhibitor, on allergen-induced airway hyperresponsiveness
(AHR) and airway inflammation in a system shown to be B cell– and mast cell–…

Leukotriene B4 receptor 1 expression on dendritic cells is required for the development of Th2 responses and allergen-induced airway hyperresponsiveness

…, H Matsuda, S Miyahara, K Takeda, T Koya… - The Journal of …, 2008 - journals.aai.org
Dendritic cells (DC) are important APCs that control allergen-induced airway responses by
interacting directly with T cells. Leukotriene B 4 (LTB 4), interacting with its high-affinity …