Publications by authors named "Ka-Pan Lam"

Objective And Design: Although treatment for asthma control has improved a lot recently, refractory asthma is still a challenge for clinicians. Evidence revealed that anti-tumor necrosis factor (TNF)-α therapy may have potential in treating refractory asthma. Recently in an animal model, prostaglandin I(2) (PGI(2)) analogues can suppress the cardinal feature of asthma.

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Short-acting β2-adrenoreceptor agonist (SABA) is the major asthma reliever as indicated in the GINA guidelines. Regulated on activation, normal T expressed and secreted (RANTES) is a chemokine that attracts eosinophils, mast cells, and basophils toward site of allergic inflammation. Interferon γ-inducible protein (IP)-10 is a Th1-related chemokine that is also important in asthmatic inflammation and also involved in our immune defense against pathogens.

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The association between vitamin D deficiency and asthma epidemic has been recognized. Tumor necrosis factor (TNF)-alpha and chemokines play important roles in pathogenesis of asthma. However, whether vitamin D has immunoregulatory function on TNF-alpha and chemokines expression in human monocytes is still unknown.

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The hygiene hypothesis suggests that the increased prevalence of allergic diseases has resulted from a relative lack of microbial stimuli during infancy and early childhood. Children with atopic diseases have different commensal bacterial groups in the gut compared to non-atopic children, and differences are also found between countries with high and low incidence of atopic diseases. Probiotics are defined as live microorganisms that provide benefits to the health of a host by altering the host's microflora when they are administered in adequate amounts.

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As indicated in the Global Initiative for Asthma guidelines, short-acting β2-adrenoreceptor agonists (SABAs) are important relievers in asthma exacerbation. Interferon γ-inducible protein (IP)-10/CXCL 10 is a T-helper type 1 (Th1) cell-related chemokine which is important in the recruitment of Th1 cells involved in host immune defense against intracellular pathogens such as viral infection. Regulated on activation, normal T expressed and secreted (RANTES)/CCL 5 is a chemokine which plays a role in attractant of eosinophils, mast cells, and basophils toward the site of allergic inflammation.

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