Articles

Initial intravenous immunoglobulin doses should be based on adjusted body weight in obese patients with primary immunodeficiency disorders

Immunoglobulin therapy plays a critical role in the treatment of immunodeficiency disorders as well as autoimmune and inflammatory conditions. In immunodeficient patients, there has been controversy whether in...

Authors: Rohan Ameratunga

Anaphylactic shock following castor bean contact: a case report

The castor bean plant, Ricinus communis, is known to have allergenic and toxic properties. Castor bean allergy has been described mainly as an occupational inhalation allergy in laboratory workers, in persons wor...

Authors: Y. Coattrenec, D. Jaques, P. Jandus, T. Harr and D. Spoerl

Asthma biomarkers in the age of biologics

The heterogeneous nature of asthma has been understood for decades, but the precise categorization of asthma has taken on new clinical importance in the era of specific biologic therapy. The simple categories ...

Authors: Harold Kim, Anne K. Ellis, David Fischer, Mary Noseworthy, Ron Olivenstein, Kenneth R. Chapman and Jason Lee

Adherence with epinephrine autoinjector prescriptions in primary care

The aim of this study was to estimate primary adherence for epinephrine autoinjector (EA) prescriptions in primary care practices in Manitoba, Canada.

Authors: Elissa M. Abrams, Alexander G. Singer, Lisa Lix, Alan Katz, Marina Yogendran and F. Estelle R. Simons

Response to case report: Airway autoimmune responses in severe eosinophilic asthma following low-dose Mepolizumab therapy

Authors: I. J. Pouliquen, P. Howarth, D. Austin, G. Gunn, E. Meyer, R. G. Price and E. Bradford

Adult reference intervals for IgG subclasses with Siemens immunonephelometric assays in Chinese population

To determine the adult reference intervals for the Siemens IgG subclass reagents.

Authors: Ping Li, Zhongjuan Liu, Ziyan Wu, Xiaoting Wen, Liubing Li, Shulan Zhang, Yingchun Xu and Yongzhe Li

Are food allergic consumers ready for informative precautionary allergen labelling?

Precautionary allergen labelling (PAL) has resulted in consumer confusion. Previous research has shown that interpretive labels (using graphics, symbols, or colours) are better understood than the traditional ...

Authors: Giovanni A. Zurzolo, Rachel L. Peters, Jennifer J. Koplin, Maximilian de Courten, Michael L. Mathai and Katrina J. Allen

Oral food challenge outcomes in a pediatric tertiary care center

Oral food challenges are the clinical standard for diagnosis of food allergy. Little data exist on predictors of oral challenge failure and reaction severity.

Authors: Elissa M. Abrams and Allan B. Becker

Passive blood anaphylaxis: subcutaneous immunoglobulins are a cause of ongoing passive anaphylactic reaction

Allergic, especially anaphylactic, reactions during immunoglobulin replacement therapy are rare, but their pathophysiology and classification remain ambiguous. Recent findings show positive results of skin tes...

Authors: Przemyslaw Zdziarski, Andrzej Gamian, Jacek Majda and Agnieszka Korzeniowska-Kowal

Prevalence and clinical features of adverse food reactions in Portuguese children

The prevalence of adverse food reactions (AFR) has been increasing in the western world. Clinical manifestations are diversified and it may not be possible to clinically discriminate between IgE and non-IgE me...

Authors: Arminda Jorge, Elisa Soares, Emanuel Sarinho, Felix Lorente, Jorge Gama and Luís Taborda-Barata

Serum free IgE guided dose reduction of omalizumab: a case report

Omalizumab is a human IgG1 antibody against IgE used as a therapy for sever asthmatic patients with asthma. According to the guidelines of the Global Initiative for Asthma, omalizumab is an add-on drug at trea...

Authors: Yasuhiro Gon, Reiko Ito, Shuichiro Maruoka, Kenji Mizumura, Yutaka Kozu, Hisato Hiranuma, Yuko Iida, Sotaro Shikano and Shu Hashimoto

Management of chronic spontaneous urticaria (CSU): a treat to target approach using a patient reported outcome

Treat-to-target therapy approaches are established for chronic diseases such as diabetes, hypertension, and more recently rheumatoid arthritis, resulting in improved patient outcomes. These approaches do not u...

Authors: Hermenio Lima, Melinda Gooderham, Jan Dutz, Charles Lynde, Hugo Chapdelaine, Anne Ellis, Martin Gilbert, Vincent Ho, Kim Papp, Yves Poulin and Gordon Sussman

Poor sleep is highly associated with house dust mite allergic rhinitis in adults and children

Sleep disorders are often underreported to physicians by patients with allergies. This study aimed to characterize the sleep disorders associated with respiratory allergy to house dust mites (HDM) at the time ...

Authors: Damien Leger, Bénédicte Bonnefoy, Bernard Pigearias, Bertrand de La Giclais and Antoine Chartier

Protective barrier properties of Rhinosectan^® spray (containing xyloglucan) on an organotypic 3D airway tissue model (MucilAir): results of an in vitro study

To evaluate barrier protective properties of Rhinosectan^® spray, a medical device containing xyloglucan, on nasal epithelial cells (MucilAir).

Authors: Barbara De Servi, Francesco Ranzini and Núria Piqué

Expression of intelectin-1 in bronchial epithelial cells of asthma is correlated with T-helper 2 (Type-2) related parameters and its function

Intelectin-1 (ITLN-1) is secreted by intestinal goblet cells and detectable in blood. Its expression is increased in IL-13-overexpressing mouse airways. However, its expression and function in human airways is...

Authors: Taiji Watanabe, Kazuyuki Chibana, Taichi Shiobara, Rinna Tei, Ryosuke Koike, Yusuke Nakamura, Ryo Arai, Yukiko Horigane, Yasuo Shimizu, Akihiro Takemasa, Takeshi Fukuda, Sally E. Wenzel and Yoshiki Ishii

4-month omalizumab efficacy outcomes for severe allergic asthma: the Dutch National Omalizumab in Asthma Registry

Omalizumab is licensed as add-on therapy for patients with severe allergic asthma. Response is in most studies scored by the physician’s global evaluation of treatment effectiveness (GETE). A good clinical and...

Authors: S. M. Snelder, E. J. M. Weersink and G. J. Braunstahl

Safety of 100 µg venom immunotherapy rush protocols in children compared to adults

There is a paucity of studies examining the safety of venom immunotherapy (VIT) in children. We aimed to assess the incidence of anaphylactic side effects during rush VIT in a cohort of pediatric patients and ...

Authors: Johanna Stoevesandt, Christine Hosp, Andreas Kerstan and Axel Trautmann

Erratum to: Do epinephrine auto-injectors have an unsuitable needle length in children and adolescents at risk for anaphylaxis from food allergy?

Authors: Sten Dreborg, Xia Wen, Laura Kim, Gina Tsai, Immaculate Nevis, Ryan Potts, Jack Chiu, Arunmozhi Dominic and Harold Kim

Breakthrough attacks in patients with hereditary angioedema receiving long-term prophylaxis are responsive to icatibant: findings from the Icatibant Outcome Survey

Patients with hereditary angioedema (HAE) due to C1-inhibitor deficiency (C1-INH-HAE) experience recurrent attacks of cutaneous or submucosal edema that may be frequent and severe; prophylactic treatments can ...

Authors: Werner Aberer, Marcus Maurer, Laurence Bouillet, Andrea Zanichelli, Teresa Caballero, Hilary J. Longhurst, Amandine Perrin and Irmgard Andresen

Asthma pressurised metered dose inhaler performance: propellant effect studies in delivery systems

Current pressurised metered dose asthma inhaler (pMDI) propellants are not inert pharmacologically as were previous chlorofluorocarbons, have smooth muscle relaxant‚ partial pressure effects in the lungs and i...

Authors: William F. S. Sellers

Abstracts from the 10th C1-inhibitor deficiency workshop

Authors: Alvin H. Schmaier, Marco Cicardi, Avner Reshef, Dumitru Moldovan, Attila Mócsai, Margarita López-Trascasa, Alberto López Lera, Nancy J. Brown, Anastasios E. Germenis, Rafael Filippelli-Silva, Diego A. Duarte, Renan P. Martin, Camila L. Veronez, Michel Bouvier, Michael Bader, Claudio M. Costa-Neto…

Angioedema suppressed by a combination of anti-histamine and leukotriene modifier

Angioedema without co-existent urticaria is due to a limited number of causes, including hereditary and acquired C1 esterase inhibitor deficiency, drug-induced angioedema or idiopathic histaminergic or non-his...

Authors: Brendan N. Wong and Peter Vadas

A case series evaluating the serological response of adult asthma patients to the 23-valent pneumococcal polysaccharide vaccine

Asthma is an independent risk factor for invasive pneumococcal disease; however, the immune response of adult asthma patients to pneumococcal vaccination is unknown. We explore the serologic response of patien...

Authors: C. R. Laratta, K. Williams, D. Vethanayagam, M. Ulanova and H. Vliagoftis

Maternal sensitivity and social support protect against childhood atopic dermatitis

Many studies have identified associations between qualities of maternal–child relationships and childhood asthma, but few have examined associations with childhood atopic dermatitis (AD), a common precursor to...

Authors: Nicole L. Letourneau, Anita L. Kozyrskyj, Nela Cosic, Henry N. Ntanda, Lubna Anis, Martha J. Hart, Tavis S. Campbell and Gerald F. Giesbrecht

The relationship between circulating concentrations of interleukin 17 and C reactive protein in chronic spontaneous urticaria

Up-regulation of interleukin 17 (IL-17) family cytokines and acute phase response have been observed in patients with chronic spontaneous urticaria (CSU). It has been demonstrated that IL-17 stimulates C-react...

Authors: A. Grzanka, A. Damasiewicz-Bodzek and A. Kasperska-Zajac

Visual analogue scale (VAS) as a monitoring tool for daily changes in asthma symptoms in adolescents: a prospective study

Success in asthma management hinges on patients’ competency to detect and respond to ever-changing symptom severity. Thus, it is crucial to have reliable, simple, and sustainable methods of symptom monitoring ...

Authors: Hyekyun Rhee, Michael Belyea and Jennifer Mammen

Systemic mastocytosis with KIT V560G mutation presenting as recurrent episodes of vascular collapse: response to disodium cromoglycate and disease outcome

Mastocytosis are rare diseases characterized by an accumulation of clonal mast cells (MCs) in one or multiple organs or tissues. Patients with systemic mastocytosis (SM), whose MCs frequently arbor the activat...

Authors: Iolanda Conde-Fernandes, Rita Sampaio, Filipa Moreno, José Palla-Garcia, Maria dos Anjos Teixeira, Inês Freitas, Esmeralda Neves, Maria Jara-Acevedo, Luis Escribano and Margarida Lima

Regulation of Th2 responses by different cell types expressing the interleukin-31 receptor

Interleukin-31 (IL-31) is a recently identified cytokine produced by Th2 cells that is involved in the development of atopic dermatitis-induced skin inflammation and pruritus. Its receptor, IL-31RA, is express...

Authors: Saburo Saito, Ayana Aoki, Iwao Arai, Shinya Takaishi, Haruyasu Ito, Nobutake Akiyama and Hiroshi Kiyonari

Preconception allergen sensitization can induce B10 cells in offspring: a potential main role for maternal IgG

The mechanisms through which allergies can be inhibited after preconception immunization with allergens are not fully understood. We aimed to evaluate whether maternal immunization can induce a regulatory B (B...

Authors: Marília Garcia de Oliveira, Luana de Mendonça Oliveira, Aline Aparecida de Lima Lira, Fábio da Ressureição Sgnotto, Alberto José da Silva Duarte, Maria Notomi Sato and Jefferson Russo Victor

Canadian Society of Allergy and Clinical Immunology annual scientific meeting 2016

Authors: Mohammad A. Alsayegh, Hanan Alshamali, Mousa Khadada, Amanda Ciccolini, Anne K. Ellis, Diana Quint, William Powley, Laurie Lee, Yahya Fiteih, Shairaz Baksh, Harissios Vliagoftis, Sebastien K. Gerega, Brad Millson, Katia Charland, Stephane Barakat, Xichun Sun…

Nasal nitric oxide in allergic rhinitis in children and its relationship to severity and treatment

Nasal nitrous oxide (nNO) is increased in allergic rhinitis (AR), but not in asthma, and is a non-invasive marker for inflammation in the nasal passages.

Authors: Peng-peng Wang, Gui-xiang Wang, Wen-tong Ge, Li-xing Tang, Jie Zhang and Xin Ni

Consumer preferences for food allergen labeling

Food allergen labeling is an important tool to reduce risk of exposure and prevent anaphylaxis for individuals with food allergies. Health Canada released a Canadian food allergen labeling regulation (2008) an...

Authors: Carlo A. Marra, Stephanie Harvard, Maja Grubisic, Jessica Galo, Ann Clarke, Susan Elliott and Larry D. Lynd

Efficacy and safety of setipiprant in seasonal allergic rhinitis: results from Phase 2 and Phase 3 randomized, double-blind, placebo- and active-referenced studies

Antagonism of chemoattractant receptor-homologous molecule on T-helper type-2 cells (CRTH2), a G-protein coupled receptor for prostaglandin D2, could be beneficial for treating allergic disorders. We present f...

Authors: Paul Ratner, Charles P. Andrews, Frank C. Hampel, Bruce Martin, Dale E. Mohar, Denis Bourrelly, Parisa Danaietash, Sara Mangialaio, Jasper Dingemanse, Abdel Hmissi and Jay van Bavel

Sputum cell counts to manage prednisone-dependent asthma: effects on FEV₁ and eosinophilic exacerbations

Prednisone dependence in asthma is usually described based on clinical and spirometric characteristics. It is generally believed that these patients have frequent exacerbations and lose lung function rapidly b...

Authors: Afia Aziz-Ur-Rehman, Angira Dasgupta, Melanie Kjarsgaard, Frederick E. Hargreave and Parameswaran Nair

Elevated expression of TIGIT on CD3⁺CD4⁺ T cells correlates with disease activity in systemic lupus erythematosus

It is well-known that lymphocytes play an important role in systemic lupus erythematosus (SLE). T cell immunoreceptor with Ig and immunoreceptor tyrosine-based inhibitory domains (TIGIT) is one of immunosuppre...

Authors: Qing Luo, Jianqing Ye, Lulu Zeng, Xue Li, Le Fang, Beihua Ju, Zikun Huang and Junming Li

Gene therapy for primary immune deficiencies: a Canadian perspective

The use of gene therapy (GT) for the treatment of primary immune deficiencies (PID) including severe combined immune deficiency (SCID) has progressed significantly in the recent years. In particular, long-term...

Authors: Xiaobai Xu, Chetankumar S. Tailor and Eyal Grunebaum

Dietary intake is associated with respiratory health outcomes and DNA methylation in children with asthma

Asthma is an increasingly common chronic disease among children, and data point toward a complex mechanism involving genetic, environmental and epigenetic factors. Epigenetic modifications such as DNA hypo- or...

Authors: L. Montrose, T. J. Ward, E. O. Semmens, Y. H. Cho, B. Brown and C. W. Noonan

An avoidable cause of thymoglobulin anaphylaxis

Thymoglobulin® (anti-thymocyte globulin [rabbit]) is a purified pasteurised, gamma immune globulin obtained by immunisation of rabbits with human thymocytes. Anaphylactic allergic reactions to a first injectio...

Authors: S. Brabant, A. Facon, F. Provôt, M. Labalette, B. Wallaert and C. Chenivesse

Allergic rhinitis: the eligible candidate to mite immunotherapy in the real world

As standard drug treatment of allergic rhinitis (AR) is not completely satisfactory, allergen immunotherapy (AIT) represents the only current treatment with the potential to modify the natural history. House d...

Authors: Giorgio Ciprandi, Valentina Natoli, Paola Puccinelli and Cristoforo Incorvaia

Prediction of clinical peanut allergy status among children in Hamilton, Ontario using chart review data collected during 2012–2015

Peanut sensitization does not necessarily indicate clinical peanut allergy, and uncertainty as to whether or not there is true peanut allergy can lead to increased anxiety and decreased quality of life for pat...

Authors: Elizabeth Simms, Gary Foster, Katherine Arias, Mark Larché, Tosha Freitag, Tina Walker, Susanna Goncharova, Andrea Marrin, Andreas Freitag, Manel Jordana and Susan Waserman

Prevalence of allergen sensitization in 1000 adults in Saskatchewan

The prevalence of sensitization varies geographically based on multiple environmental factors including humidity. The aim of this study was to determine the prevalence of atopy in symptomatic adults. More impo...

Authors: Stacey D. Lok, Beth E. Davis and Donald W. Cockcroft

Day-time variation of serum periostin in asthmatic adults treated with ICS/LABA and adults without asthma

We aimed to determine the effect of sampling time during the day on serum periostin levels in adult participants with and without asthma.

Authors: Rachel Caswell-Smith, Terrianne Cripps, Thom Charles, Alexander Hosking, Meghana Handigol, Cecile Holweg, John Matthews, Mark Holliday, Corentin Maillot, James Fingleton, Mark Weatherall, Richard Beasley and Irene Braithwaite

Primum non nocere—first do no harm. And then feed peanut

The Addendum Guidelines for the Prevention of Peanut Allergy in the United States—Report of the NIAID-Sponsored Expert Panel were developed to build on previous food allergy guidelines after several key studies d...

Authors: Kyla Jade Hildebrand, Elissa Michele Abrams, Timothy K. Vander Leek, Julia Elizabeth Mainwaring Upton, Douglas P. Mack, Linda Kirste, Christine McCusker and Sandeep Kapur

Atopic keratoconjunctivitis complicated by Kocuria koreensis keratitis: the first case

Patients with atopic dermatitis have a predisposition to Staphylococcus aureus and a Herpes simplex virus infection. The treatment of atopic diseases with steroid and immunosuppressive agents induces opportunisti...

Authors: Noriko Inada, Jun Shoji and Satoru Yamagami

High rate of house dust mite sensitization in a shrimp allergic southern Ontario population

Shrimp and house dust mite (HDM) allergies are common in Canadians. Often, both of these allergies occur in the same patient. This may be due to homology of tropomyosin or other potentially shared proteins. Th...

Authors: Lana Rosenfield, Michael William Tsoulis, Kirolos Milio, Meghan Schnittke and Harold Kim

Hereditary angioedema: health-related quality of life in Canadian patients as measured by the SF-36

Hereditary angioedema (HAE) is a rare but serious condition characterized by recurrent spontaneous attacks of angioedema affecting superficial tissues of upper respiratory and gastrointestinal tracts. The pote...

Authors: Nina Lakhani Jindal, Elaine Harniman, Nieves Prior, Elia Perez-Fernandez, Teresa Caballero and Stephen Betschel

Asthma and the microbiome: defining the critical window in early life

Asthma is a chronic inflammatory immune disorder of the airways affecting one in ten children in westernized countries. The geographical disparity combined with a generational rise in prevalence, emphasizes th...

Authors: Leah T. Stiemsma and Stuart E. Turvey

Airway autoimmune responses in severe eosinophilic asthma following low-dose Mepolizumab therapy

Anti-interleukin (IL)-5 monoclonal antibodies as an eosinophil-depleting strategy is well established, with Mepolizumab being the first biologic approved as an adjunct treatment for severe eosinophilic asthma.

Authors: Manali Mukherjee, Hui Fang Lim, Sruthi Thomas, Douglas Miller, Melanie Kjarsgaard, Bruce Tan, Roma Sehmi, Nader Khalidi and Parameswaran Nair

Addendum guidelines for the prevention of peanut allergy in the United States: report of the National Institute of Allergy and Infectious Diseases-sponsored expert panel

Food allergy is an important public health problem because it affects children and adults, can be severe and even life-threatening, and may be increasing in prevalence. Beginning in 2008, the National Institut...

Authors: Alkis Togias, Susan F. Cooper, Maria L. Acebal, Amal Assa’ad, James R. Baker, Lisa A. Beck, Julie Block, Carol Byrd-Bredbenner, Edmond S. Chan, Lawrence F. Eichenfield, David M. Fleischer, George J. Fuchs III, Glenn T. Furuta, Matthew J. Greenhawt, Ruchi S. Gupta, Michele Habich…

Polyethylene glycol as a cause of anaphylaxis

Polyethylene glycols (PEGs) or macrogols are polyether compounds and are widely used as additives in pharmaceuticals, cosmetics, and food.

Authors: Katharina Wylon, Sabine Dölle and Margitta Worm