{"id":2,"date":"2018-11-29T15:54:57","date_gmt":"2018-11-29T15:54:57","guid":{"rendered":"https:\/\/www.bme.jhu.edu\/dolofflab\/?page_id=2"},"modified":"2024-08-10T12:51:04","modified_gmt":"2024-08-10T16:51:04","slug":"research","status":"publish","type":"page","link":"https:\/\/www.bme.jhu.edu\/dolofflab\/research\/","title":{"rendered":"Research"},"content":{"rendered":"\n<p class=\"has-text-align-left wp-block-paragraph\" style=\"font-size:24px\"><em>Current research foci<\/em> <em>are Immunoengineering and Regenerative Medicine<\/em>: utilizing systems and synthetic biology approaches to understand complex tissue dynamics and generate improved therapeutic platforms for multiple applications including <em>autoimmunity<\/em> and <em>transplantation<\/em> medicine (i.e., type 1 diabetes), <em>ophthalmology<\/em>, and <em>cancer<\/em>.<\/p>\n\n\n\n<p class=\"has-text-color wp-block-paragraph\" style=\"color:#d4d4d4\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:22px\">Modulating Host response and Biomaterial\/Medical device platforms<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:19px\">Previous work on deciphering and preventing immune-mediated host rejection of macroscale biomaterial and biomedical devices implants has enabled their expanded use in the body not only for significantly longer periods of time but also in ways not previously achievable. The ability to remove previous limitations imposed by <g class=\"gr_ gr_6 gr-alert gr_gramm gr_inline_cards gr_run_anim Grammar only-ins doubleReplace replaceWithoutSep\" id=\"6\" data-gr-id=\"6\">immunologic<\/g> attack and dense scar tissue overgrowth allows us to ask new questions aimed at improving implant design for optimizing integration with living systems at the cellular and anatomical levels. Efforts will include applications at numerous sites within the body.<\/p>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"726\" height=\"627\" src=\"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Intravital-imaging-showing-large-infiltrative-green-B-cell-pink-material-response.png\" alt=\"\" class=\"wp-image-242\" style=\"aspect-ratio:1.1576576576576576;width:1221px;height:auto\" srcset=\"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Intravital-imaging-showing-large-infiltrative-green-B-cell-pink-material-response.png 726w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Intravital-imaging-showing-large-infiltrative-green-B-cell-pink-material-response-300x259.png 300w\" sizes=\"auto, (max-width: 726px) 100vw, 726px\" \/><figcaption class=\"wp-element-caption\">Intravital imaging showing large scale infiltration by (green) immune\ncells attacking (pink) material implants during host rejection response. Immune\n\ncells can be seen leaving nearby tissues as they make their way onto and\naround device implants.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:22px\">Tissue Engineering for Autoimmunity and Transplantation<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:19px\">Systems biology approaches will be applied to <g class=\"gr_ gr_15 gr-alert gr_spell gr_inline_cards gr_run_anim ContextualSpelling ins-del\" id=\"15\" data-gr-id=\"15\">breakdown<\/g> and understand complex tissue dynamics in order to engineer improved therapeutics to treat immune-mediated inflammatory diseases or, in more severe cases, instances of major cellular deficiency following immune attack and rejection such as with autoimmune-induced type 1 diabetes. Specific preventative efforts will be placed on eliminating immune rejection of intrinsic host tissues with secondary treatment options for preventing rejection of newly designed and transplanted tissue engineering constructs for tissue replacement following disease onset. These efforts will improve regenerative medicine and reconstruction efforts following surgical resection or tissue loss through disease or chemical and physical damage.<\/p>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1360\" height=\"1024\" src=\"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Device-immune-attack-4x.jpg\" alt=\"\" class=\"wp-image-240\" style=\"aspect-ratio:1.328048780487805;width:1217px;height:auto\" srcset=\"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Device-immune-attack-4x.jpg 1360w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Device-immune-attack-4x-300x226.jpg 300w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Device-immune-attack-4x-768x578.jpg 768w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Device-immune-attack-4x-1024x771.jpg 1024w\" sizes=\"auto, (max-width: 1360px) 100vw, 1360px\" \/><figcaption class=\"wp-element-caption\">Investigation of complex cellular responses, visualizing individual\n\ncells as well as in concert with one another at the anatomical level. This\nincludes probing immune interrogation of host tissue as well as engineered\ntissue constructs introduced into the body.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" style=\"font-size:22px\">Immune modulation through Drug Delivery and Cellular Engineering<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" style=\"font-size:19px\">Development of improved (months to years) long-term drug delivery formulations will be leveraged to build upon earlier efforts in prevention of implant and tissue rejection for regenerative medicine. New applications in immune modulation will also be explored for applications in inflammatory disease and cancer. Lastly, cellular engineering will also be utilized to explore programmable synthetic biology means of long-lasting disease treatments.<\/p>\n\n\n\n<figure class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"771\" data-id=\"195\" src=\"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Co-encapsulation-of-crystal-drug-depots-stained-viable-islets-10X-1024x771.jpg\" alt=\"Image of co-encapsulation of crystal drug depots &amp; stained viable islets\" class=\"wp-image-195\" srcset=\"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Co-encapsulation-of-crystal-drug-depots-stained-viable-islets-10X-1024x771.jpg 1024w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Co-encapsulation-of-crystal-drug-depots-stained-viable-islets-10X-300x226.jpg 300w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Co-encapsulation-of-crystal-drug-depots-stained-viable-islets-10X-768x578.jpg 768w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Co-encapsulation-of-crystal-drug-depots-stained-viable-islets-10X.jpg 1360w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Co-encapsulation of crystal drug depots &amp; stained viable islets for\ntransplantation and reversal of type 1 diabetes.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"771\" data-id=\"388\" src=\"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Drug-depot-fat-soluble-4x-1024x771.jpg\" alt=\"Drug depot, fat soluble 4x\" class=\"wp-image-388\" srcset=\"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Drug-depot-fat-soluble-4x-1024x771.jpg 1024w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Drug-depot-fat-soluble-4x-300x226.jpg 300w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Drug-depot-fat-soluble-4x-768x578.jpg 768w, https:\/\/www.bme.jhu.edu\/dolofflab\/wp-content\/uploads\/2018\/12\/Drug-depot-fat-soluble-4x.jpg 1360w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Additional drug delivery depots (ie., <g class=\"gr_ gr_4 gr-alert gr_spell gr_inline_cards gr_run_anim ContextualSpelling ins-del multiReplace\" id=\"4\" data-gr-id=\"4\">fat soluble<\/g>) for purposes of extended long-term release. <\/figcaption><\/figure>\n<\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Current research foci are Immunoengineering and Regenerative Medicine: utilizing systems and synthetic biology approaches to understand complex tissue dynamics and generate improved therapeutic platforms for multiple applications including autoimmunity and transplantation medicine (i.e., type 1 diabetes), ophthalmology, and cancer. Modulating Host response and Biomaterial\/Medical device platforms Previous work on deciphering and preventing immune-mediated host rejection [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"parent":0,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2","page","type-page","status-publish","hentry"],"featured_image_src":null,"featured_image_src_square":null,"_links":{"self":[{"href":"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-json\/wp\/v2\/pages\/2","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-json\/wp\/v2\/comments?post=2"}],"version-history":[{"count":82,"href":"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-json\/wp\/v2\/pages\/2\/revisions"}],"predecessor-version":[{"id":1993,"href":"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-json\/wp\/v2\/pages\/2\/revisions\/1993"}],"wp:attachment":[{"href":"https:\/\/www.bme.jhu.edu\/dolofflab\/wp-json\/wp\/v2\/media?parent=2"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}