{"id":12377,"date":"2026-11-09T11:49:01","date_gmt":"2026-11-09T11:49:01","guid":{"rendered":"https:\/\/www.merck.ca\/en\/?page_id=12377"},"modified":"2026-11-09T11:49:03","modified_gmt":"2026-11-09T11:49:03","slug":"immunology","status":"publish","type":"page","link":"https:\/\/www.merck.ca\/en\/research-and-products\/immunology\/","title":{"rendered":"Immunology"},"content":{"rendered":"\n<div id=\"mco-b2-hero-block-block_c5b44716ff784891af5b07223c5a07fe\" class=\"mco-b2-hero-block full mccberg-block\">\n    <div class=\"mco-b2-hero-block-wrapper\">\n        <div class=\"mco-b2-hero-block-image-section \">\n                            <div class=\"mco-b2-hero-block-image-container \">\n                    <picture >\n\t<source media=\"(max-width: 767px)\" data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?w=768&#038;quality=70&#038;allow_lossy=1\" srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?w=768&#038;quality=70&#038;allow_lossy=1\" >\n<source media=\"(min-width: 768px) and (max-width: 1199px)\" data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?h=768&#038;quality=80&#038;allow_lossy=1\" srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?h=768&#038;quality=80&#038;allow_lossy=1\" >\n<source media=\"(min-width: 1200px) and (max-width: 1919px)\" data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?w=1200&#038;quality=80&#038;allow_lossy=1\" srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?w=1200&#038;quality=80&#038;allow_lossy=1\" >\n<source media=\"(min-width: 1920px)\" data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?w=1920&#038;quality=80&#038;allow_lossy=1\" srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?w=1920&#038;quality=80&#038;allow_lossy=1\" >\n\t<img data-src=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/Picture-1.jpg?w=1920&#038;quality=80&#038;allow_lossy=1\" alt=\"Focused scientist with pipette\" class=\"eager \" loading=\"eager\" \/>\n<\/picture>                                    <\/div>\n                        <div class=\"mco-b2-hero-block-image-container-two\">\n                            <\/div>\n        <\/div>\n\n        <div class=\"mco-b2-hero-block-content-section\">\n            <nav class=\"breadcrumbs wrapper text-descriptive\"aria-label=\"Breadcrumbs\"><\/nav>            \n                            <h1 class=\"custom-heading block fixed-h1\"   >Immunology<\/h1>            \n                            <div class=\"mco-b2-hero-block-description\"><p>We\u2019re at the forefront of research, seeking to translate scientific discoveries into treatments for people with immune-mediated inflammatory diseases.<\/p><\/p>\n<\/div>\n            \n                            <a class=\"btn\" href=\"https:\/\/www.merckclinicaltrials.com\/?lang=en-ca\"\n                   title=\"Find a clinical trial\"\n                   target=\"_blank\"\n                                   >Find a clinical trial<\/a>\n                    <\/div>\n    <\/div>\n\n    \n<\/div>\n\n\n\n<style>\n.mccberg-block{\n        margin-top: 3rem !important;\n        margin-bottom: 1rem !important;\n}\n<\/style>\n\n\n\n<div style=\"height:1px\" aria-hidden=\"true\" id=\"focus\" class=\"wp-block-spacer\"><\/div>\n\n\n<div id=\"mco-title-block-block_9e7c7d41b1cdf987c23e97e8448fa84c\"\n\t class=\"mco-title-block mccberg-block aligncenter\"\n\t >\n\t<div class=\"wrapper\">\n\t\t<div class=\"mco-title-block-content\">\n\t\t\t\n\t\t\t<h2 class=\"custom-heading block mco-title-block-title fixed-h2\"   >Our focus on immunology research<\/h2>\t\t\t\t\t\t\t<p class=\"mco-title-block-description\"><p>We\u2019re accelerating our growing capabilities in immunology for people with certain immune disorders.<\/p>\n<\/p>\n\t\t\t\n\t\t\t\t\t<\/div>\n\t<\/div>\n<\/div>\n\n\n<div data-type=\"multiple\" itemscope itemtype=\"https:\/\/schema.org\/FAQPage\" id=\"accordion_list_block_0605cfaae4e512712edc8f457360261c\" class=\"b6-accordion-list mccberg-block\">\n    \n    <div class=\"b6-accordion-list-block-heading\">\n                            <button\n                class=\"btn tertiary b6-accordion-list-toggle-expand\"\n                data-open-text=\"Expand all\"\n                data-close-text=\"Close all\"\n                aria-label=\"Expand all\"\n            >\n                <span class=\"open-text\">Expand all<\/span>\n                <span class=\"close-text\">Close all<\/span>\n            <\/button>\n            <\/div>\n\n                        <div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" class=\"b6-accordion-list-item\">\n                <details  id=\"mcc_details_id_1\" class=\"b6-accordion-list-item-details\">\n                    <summary itemprop=\"name\"  class=\"b6-accordion-list-item-summary\">\n                        <h5 class= 'b6-accordion-list-item-summary-heading'>Inflammatory bowel disease (IBD)<\/h5>                    <\/summary>\n                    <div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"  class=\"b6-accordion-list-item-content\">\n                        <div itemprop=\"text\" ><p>Inflammatory bowel disease (IBD) is a chronic inflammatory condition affecting the digestive tract and impacting over 300,000 people in Canada. Crohn\u2019s disease and ulcerative colitis are two of the most common forms of IBD.<sup>1<\/sup><\/p>\n<\/div>\n                                            <\/div>\n                <\/details>\n                <hr \/>\n            <\/div>\n                    <div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" class=\"b6-accordion-list-item\">\n                <details  id=\"mcc_details_id_2\" class=\"b6-accordion-list-item-details\">\n                    <summary itemprop=\"name\"  class=\"b6-accordion-list-item-summary\">\n                        <h5 class= 'b6-accordion-list-item-summary-heading'>Scleroderma-associated interstitial lung disease (SSc-ILD)<\/h5>                    <\/summary>\n                    <div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"  class=\"b6-accordion-list-item-content\">\n                        <div itemprop=\"text\" ><p>Systemic sclerosis is a rare autoimmune condition that affects connective tissue in the body, typically causing the skin to thicken and tighten. The disease can impact other organs and commonly manifests as interstitial lung disease, which affects the tissue and space around the air sacs of the lungs. Interstitial lung disease caused by systemic sclerosis is known as scleroderma-associated interstitial lung disease (SSc-ILD).<\/p>\n<\/div>\n                                            <\/div>\n                <\/details>\n                <hr \/>\n            <\/div>\n                    <div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" class=\"b6-accordion-list-item\">\n                <details  id=\"mcc_details_id_3\" class=\"b6-accordion-list-item-details\">\n                    <summary itemprop=\"name\"  class=\"b6-accordion-list-item-summary\">\n                        <h5 class= 'b6-accordion-list-item-summary-heading'>Hidradenitis suppurativa (HS)<\/h5>                    <\/summary>\n                    <div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"  class=\"b6-accordion-list-item-content\">\n                        <div itemprop=\"text\" ><p>Hidradenitis suppurativa, also known as acne inversa, is a condition that causes painful skin lumps, which are often mistaken for pimples and cysts. These lumps are typically found near hair follicles around sweat glands, including the groin, breasts and armpits. The condition can worsen and cause abscesses, or pockets of pus, that can break open and form scars, and may also lead to the formation of tunnels under the skin, called sinus tracts. Hidradenitis suppurativa can have long-term impacts, including decreased mobility due to scarring and chronic intense pain.<\/p>\n<\/div>\n                                            <\/div>\n                <\/details>\n                <hr \/>\n            <\/div>\n                    <div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" class=\"b6-accordion-list-item\">\n                <details  id=\"mcc_details_id_4\" class=\"b6-accordion-list-item-details\">\n                    <summary itemprop=\"name\"  class=\"b6-accordion-list-item-summary\">\n                        <h5 class= 'b6-accordion-list-item-summary-heading'>Radiographic axial spondyloarthritis (r-axSpA)<\/h5>                    <\/summary>\n                    <div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"  class=\"b6-accordion-list-item-content\">\n                        <div itemprop=\"text\" ><p>Radiographic axial spondyloarthritis (r-axSpA) (also known as ankylosing spondylitis) is a chronic inflammatory condition that primarily affects the spine and the joints which connect the spine to the pelvis. It\u2019s characterized by persistent pain and damage that is visible on X-ray imaging. <\/p>\n<\/div>\n                                            <\/div>\n                <\/details>\n                <hr \/>\n            <\/div>\n                    <div itemscope itemprop=\"mainEntity\" itemtype=\"https:\/\/schema.org\/Question\" class=\"b6-accordion-list-item\">\n                <details  id=\"mcc_details_id_5\" class=\"b6-accordion-list-item-details\">\n                    <summary itemprop=\"name\"  class=\"b6-accordion-list-item-summary\">\n                        <h5 class= 'b6-accordion-list-item-summary-heading'>Rheumatoid arthritis (RA)<\/h5>                    <\/summary>\n                    <div itemscope itemprop=\"acceptedAnswer\" itemtype=\"https:\/\/schema.org\/Answer\"  class=\"b6-accordion-list-item-content\">\n                        <div itemprop=\"text\" ><p>Rheumatoid arthritis (RA) is a chronic autoimmune condition that primarily causes inflammation, pain, swelling and stiffness in the joints, especially in the hands, wrists and feet. It can also affect skin, eyes, mouth, heart and lungs. In Canada, close to 485,000 adults live with RA, representing 1.36% of the population aged 16 years and older.<sup>2<\/sup><\/p>\n<\/div>\n                                            <\/div>\n                <\/details>\n                <hr \/>\n            <\/div>\n            <\/div>\n\n\n\n<div id=\"mco-three-column-content-block-block_f436f507b88072596cf79b43a1edb786\"\n     class=\"mco-three-column-content-block mccberg-block\">\n\n\t        <div class=\"mco-three-column-content-heading-container\">\n            <h2 class=\"custom-heading block fixed-h2\"   >Related Links<\/h2>\n\t\t\t        <\/div>\n\t\n    <div class=\"mco-three-column-content-columns-container\">\n\n                <div class=\"mco-three-column-content-column\"\n             role=\"link\" data-href=\"https:\/\/www.merck.ca\/en\/research-and-products\/areas-of-focus\/oncology\/\" data-target=\"\" style=\"cursor: pointer;\" title=\"https:\/\/www.merck.ca\/en\/research-and-products\/areas-of-focus\/oncology\/\"aria-label=\"Link to Oncology\"        >\n                        <div class=\"mco-three-column-content-col-img-container\">\n            <figure class=\"mco-three-column-content-col-img\">\n                <picture>\n                    <source media=\"(max-width: 767px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/oncology.jpeg?resize=767%2C469&#038;quality=70&#038;allow_lossy=1\">\n                    <source media=\"(min-width: 768px) and (max-width: 1199px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/oncology.jpeg?resize=314%2C280&#038;quality=70&#038;allow_lossy=1\">\n                    <source media=\"(min-width: 1200px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/oncology.jpeg?resize=404%2C268&#038;quality=70&#038;allow_lossy=1\">\n                    <img\n                        data-src=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/oncology.jpeg?resize=404%2C268&#038;quality=70&#038;allow_lossy=1\"\n                        class=\"lazyload\"\n                        loading=\"lazy\"\n                        alt=\"Oncology\"\n                            \/>\n                <\/picture>\n                            <\/figure>\n        <\/div>\n\n                            <div class=\"mco-three-column-content-col-content-container\">\n            \n                            <h3 class=\"custom-heading block fixed-h3\"   >Oncology<\/h3>            \n                            <p class=\"mco-three-column-content-col-description\">Our teams of researchers and scientists are pushing the boundaries of cancer research to discover more effective anticancer therapies.<\/p>\n            \n                    <\/div>\n                <\/div>\n    \n                <div class=\"mco-three-column-content-column\"\n             role=\"link\" data-href=\"https:\/\/www.merck.ca\/en\/research-and-products\/infectious-diseases\/\" data-target=\"\" style=\"cursor: pointer;\" title=\"https:\/\/www.merck.ca\/en\/research-and-products\/infectious-diseases\/\"        >\n                        <div class=\"mco-three-column-content-col-img-container\">\n            <figure class=\"mco-three-column-content-col-img\">\n                <picture>\n                    <source media=\"(max-width: 767px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/infection-disease-banner.jpg?resize=767%2C469&#038;quality=70&#038;allow_lossy=1\">\n                    <source media=\"(min-width: 768px) and (max-width: 1199px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/infection-disease-banner.jpg?resize=314%2C280&#038;quality=70&#038;allow_lossy=1\">\n                    <source media=\"(min-width: 1200px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/infection-disease-banner.jpg?resize=404%2C268&#038;quality=70&#038;allow_lossy=1\">\n                    <img\n                        data-src=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/infection-disease-banner.jpg?resize=404%2C268&#038;quality=70&#038;allow_lossy=1\"\n                        class=\"lazyload\"\n                        loading=\"lazy\"\n                        alt=\"Infection disease\"\n                            \/>\n                <\/picture>\n                            <\/figure>\n        <\/div>\n\n                            <div class=\"mco-three-column-content-col-content-container\">\n            \n                            <h3 class=\"custom-heading block fixed-h3\"   >Infectious disease<\/h3>            \n                            <p class=\"mco-three-column-content-col-description\">Our focus has always been on the prevention and treatment of diseases that threaten people and communities around the world.<\/p>\n            \n                    <\/div>\n                <\/div>\n    \n                <div class=\"mco-three-column-content-column\"\n             role=\"link\" data-href=\"https:\/\/www.merck.ca\/en\/research-and-products\/vaccines\/\" data-target=\"\" style=\"cursor: pointer;\" title=\"https:\/\/www.merck.ca\/en\/research-and-products\/vaccines\/\"        >\n                        <div class=\"mco-three-column-content-col-img-container\">\n            <figure class=\"mco-three-column-content-col-img\">\n                <picture>\n                    <source media=\"(max-width: 767px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/vaccines.jpeg?resize=767%2C469&#038;quality=70&#038;allow_lossy=1\">\n                    <source media=\"(min-width: 768px) and (max-width: 1199px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/vaccines.jpeg?resize=314%2C280&#038;quality=70&#038;allow_lossy=1\">\n                    <source media=\"(min-width: 1200px)\"\n                            data-srcset=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/vaccines.jpeg?resize=404%2C268&#038;quality=70&#038;allow_lossy=1\">\n                    <img\n                        data-src=\"https:\/\/www.merck.ca\/en\/wp-content\/uploads\/sites\/20\/2026\/06\/vaccines.jpeg?resize=404%2C268&#038;quality=70&#038;allow_lossy=1\"\n                        class=\"lazyload\"\n                        loading=\"lazy\"\n                        alt=\"Vaccines\"\n                            \/>\n                <\/picture>\n                            <\/figure>\n        <\/div>\n\n                            <div class=\"mco-three-column-content-col-content-container\">\n            \n                            <h3 class=\"custom-heading block fixed-h3\"   >Vaccines<\/h3>            \n                            <p class=\"mco-three-column-content-col-description\">We\u2019ve been discovering, developing, supplying and delivering vaccines to help prevent disease for over 130 years.<\/p>\n            \n                    <\/div>\n                <\/div>\n    \n\n    <\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-8f761849 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<hr class=\"wp-block-separator has-css-opacity is-style-default\"\/>\n<\/div>\n<\/div>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:12px\"><sup>1<\/sup> <a href=\"https:\/\/crohnsandcolitis.ca\/About-Us\/Resources-Publications\/Impact-of-IBD-Report?gad_source=1&amp;gad_campaignid=1684442847&amp;gclid=Cj0KCQjwof_QBhCgARIsADaMzOci2V0JViBy6-wh3NguZmN-wNMRNNqRaz-ZfyhO35kuJEjwi_tvjWcaAskREALw_wcB\" type=\"link\" id=\"https:\/\/crohnsandcolitis.ca\/About-Us\/Resources-Publications\/Impact-of-IBD-Report?gad_source=1&amp;gad_campaignid=1684442847&amp;gclid=Cj0KCQjwof_QBhCgARIsADaMzOci2V0JViBy6-wh3NguZmN-wNMRNNqRaz-ZfyhO35kuJEjwi_tvjWcaAskREALw_wcB\" target=\"_blank\" rel=\"noreferrer noopener\">Impact of IBD in Canada Report &#8211; Crohn\u2019s and Colitis Canada<\/a><br><sup>2<\/sup> <a href=\"https:\/\/health-infobase.canada.ca\/ccdss\/data-tool\/?G=00&amp;V=27&amp;M=2\" target=\"_blank\" rel=\"noreferrer noopener\">Canadian Chronic Disease Surveillance System (CCDSS) \u2014 Canada.ca<\/a><br><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1 Impact of IBD in Canada Report &#8211; Crohn\u2019s and Colitis Canada2 Canadian Chronic Disease Surveillance System (CCDSS) \u2014 Canada.ca<\/p>\n","protected":false},"author":1277,"featured_media":0,"parent":3909,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"bdl_company_name":[],"bdl_item_external_link":[],"editor_notices":[],"footnotes":""},"class_list":["post-12377","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Immunology | Merck Canada<\/title>\n<meta name=\"description\" content=\"Advancing research in immunology to better understand and address chronic inflammatory and autoimmune diseases, including inflammatory bowel disease, rheumatoid arthritis, hidradenitis suppurativa, systemic sclerosis and axial spondyloarthritis.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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