{"id":108800,"date":"2026-07-22T07:00:00","date_gmt":"2026-07-22T05:00:00","guid":{"rendered":"https:\/\/www.ipsen.com\/press-releases\/ipsen-finalise-lacquisition-de-memo-therapeutics-ag-ajoutant-un-actif-premier-de-sa-classe-au-portefeuille-de-maladies-rares-dipsen-3331074\/"},"modified":"2026-07-22T07:00:00","modified_gmt":"2026-07-22T05:00:00","slug":"ipsen-finalise-lacquisition-de-memo-therapeutics-ag-ajoutant-un-actif-premier-de-sa-classe-au-portefeuille-de-maladies-rares-dipsen-3331074","status":"publish","type":"press_release","link":"https:\/\/www.ipsen.com\/fr\/press-release\/ipsen-finalise-lacquisition-de-memo-therapeutics-ag-ajoutant-un-actif-premier-de-sa-classe-au-portefeuille-de-maladies-rares-dipsen-3331074\/","title":{"rendered":"Ipsen finalise l&#8217;acquisition de Memo Therapeutics AG, ajoutant un actif premier de sa classe au portefeuille de maladies rares d&#8217;Ipsen"},"content":{"rendered":"<p><b>PARIS, FRANCE, 22 JUILLET 2026<\/b> &#8211; Ipsen (Euronext: IPN; ADR: IPSEY) a annonc\u00e9 aujourd&#8217;hui avoir finalis\u00e9 l&#8217;acquisition de Memo Therapeutics AG &#8211; une soci\u00e9t\u00e9 de biotechnologie en phase avanc\u00e9e de d\u00e9veloppement &#8211; portant sur le potravitug, un anticorps monoclonal anti-polyomavirus BK.<\/p>\n<p><b>A propos de potravitug<\/b><br \/>Le potravitug est un anticorps monoclonal premier de sa classe, ciblant la r\u00e9activation du polyomavirus BK (BKPyV) chez les receveurs de greffe r\u00e9nale. Il a montr\u00e9 des r\u00e9sultats prometteurs lors d&#8217;essais cliniques, d\u00e9montrant une r\u00e9ponse antivirale significative ainsi qu&#8217;une r\u00e9solution de la n\u00e9phropathie associ\u00e9e au BKPyV. Ces r\u00e9sultats reposent sur l&#8217;essai de phase II SAFE KIDNEY II, la plus vaste \u00e9tude contr\u00f4l\u00e9e versus placebo men\u00e9e dans cette population de patients, des analyses compl\u00e9mentaires pr\u00e9sent\u00e9es lors des principaux congr\u00e8s internationaux de n\u00e9phrologie et de transplantation venant renforcer son profil clinique et les prochaines \u00e9tapes de son d\u00e9veloppement.<\/p>\n<p><b>A propos du BK polyomavirus<\/b><br \/>Le polyomavirus BK (BKPyV) est un virus courant auquel la plupart des personnes sont expos\u00e9es d\u00e8s l&#8217;enfance et qui demeure g\u00e9n\u00e9ralement inactif dans l&#8217;organisme.<sup>i<\/sup> Cependant, chez les personnes dont le syst\u00e8me immunitaire est affaibli, notamment les receveurs de greffe r\u00e9nale sous traitement anti-rejet, le virus peut se r\u00e9activer et se multiplier. Environ 90 % des receveurs de greffe r\u00e9nale sont s\u00e9ropositifs au BKPyV,<sup>ii<\/sup> et des taux \u00e9lev\u00e9s de BKPyV dans le sang touchent environ 30 % des patients au cours de la premi\u00e8re ann\u00e9e suivant la transplantation, signe d&#8217;une r\u00e9activation du virus.<sup>iii<\/sup> La r\u00e9activation du polyomavirus BK et la n\u00e9phropathie associ\u00e9e (BKVAN) peuvent avoir des cons\u00e9quences graves, notamment un risque accru de perte du greffon et la n\u00e9cessit\u00e9 d&#8217;un recours \u00e0 la dialyse ou \u00e0 une nouvelle transplantation. Il n&#8217;existe actuellement aucune th\u00e9rapie cibl\u00e9e approuv\u00e9e pour le BKPyV, et la prise en charge clinique consiste \u00e0 trouver un \u00e9quilibre entre la protection du greffon et le contr\u00f4le du BKPyV en r\u00e9duisant l&#8217;immunosuppression.<sup>iv<\/sup><sup>,v<\/sup> Plus de 100 000 transplantations r\u00e9nales sont r\u00e9alis\u00e9es chaque ann\u00e9e dans le monde, dont plus de 28 000 aux \u00c9tats-Unis, o\u00f9 plus de 90 000 patients suppl\u00e9mentaires sont en attente d&#8217;une greffe.<sup>vi<\/sup><\/p>\n<p><b>A propos d&#8217;Ipsen<\/b><br \/>Nous sommes une entreprise biopharmaceutique mondiale dont l\u2019objectif est de proposer des traitements innovants aux patients dans trois aires th\u00e9rapeutiques : l\u2019oncologie, les maladies rares et les neurosciences. Notre portefeuille de projets repose sur l\u2019innovation interne et externe et s\u2019appuie sur pr\u00e8s de 100 ans d\u2019exp\u00e9rience en d\u00e9veloppement ainsi que sur des p\u00f4les d\u2019excellence mondiaux situ\u00e9s aux \u00c9tats-Unis, en France et au Royaume-Uni. Nos \u00e9quipes pr\u00e9sentes dans plus de 40 pays et nos partenariats \u00e0 travers le monde nous permettent de proposer des m\u00e9dicaments dans plus de 100 pays.<\/p>\n<p>Ipsen est cot\u00e9 \u00e0 Paris (Euronext : IPN) et aux \u00c9tats-Unis via un programme d\u2019American Depositary Receipts (ADR de niveau I : IPSEY). Pour plus d\u2019informations, consultez <a href=\"https:\/\/www.globenewswire.com\/Tracker?data=HPTlnoGzc6BB1EeN56DaXldsdhfPuD1zQkD1nKcWVqCCOEHUkr6w6CxQoEvaUCCx98DxW0Z_tz1bGR1l-B3jsQ==\" rel=\"nofollow\" target=\"_blank\" title=\"ipsen.com\">ipsen.com<\/a>.<\/p>\n<table style=\"border-collapse: collapse;width:100%;border-collapse:collapse\">\n<tr>\n<td style=\"width:16.66%;vertical-align: top\"><b>Contacts Ipsen<\/b><\/p>\n<p>\u00a0<\/td>\n<td style=\"width:16.66%;vertical-align: top\">\u00a0<\/td>\n<td style=\"width:16.67%;vertical-align: top\">\u00a0<\/td>\n<\/tr>\n<tr>\n<td style=\"width:16.66%;vertical-align: top\"><b>Investisseurs<\/b><\/td>\n<td style=\"width:16.66%;vertical-align: top\">\u00a0<\/td>\n<td style=\"width:16.67%;vertical-align: top\">\u00a0<\/td>\n<\/tr>\n<tr>\n<td style=\"width:16.66%;vertical-align: top\"><b>Henry Wheeler<\/b><\/td>\n<td style=\"width:16.66%;vertical-align: top\"><a href=\"mailto:henry.wheeler@ipsen.com\" rel=\"nofollow\" target=\"_blank\" title=\"henry.wheeler@ipsen.com\">henry.wheeler@ipsen.com<\/a><\/td>\n<td style=\"width:16.67%;vertical-align: top\">+33 7 66 47 11 49<\/td>\n<\/tr>\n<tr>\n<td style=\"width:16.66%;vertical-align: top\"><b>Khalid Deojee<\/b><\/td>\n<td style=\"width:16.66%;vertical-align: top\"><a href=\"mailto:khalid.deojee@ipsen.com\" rel=\"nofollow\" target=\"_blank\" title=\"khalid.deojee@ipsen.com\">khalid.deojee@ipsen.com<\/a><\/td>\n<td style=\"width:16.67%;vertical-align: top\">+33 6 66 01 95 26<\/td>\n<\/tr>\n<tr>\n<td style=\"width:16.66%;vertical-align: top\">\u00a0<\/td>\n<td style=\"width:16.66%;vertical-align: top\">\u00a0<\/td>\n<td style=\"width:16.67%;vertical-align: top\">\u00a0<\/td>\n<\/tr>\n<tr>\n<td style=\"width:16.66%;vertical-align: top\"><b>M\u00e9dias<\/b><\/td>\n<td style=\"width:16.66%;vertical-align: top\">\u00a0<\/td>\n<td style=\"width:16.67%;vertical-align: top\">\u00a0<\/td>\n<\/tr>\n<tr>\n<td style=\"width:16.66%;vertical-align: top\"><b>Sally Bain<\/b><\/td>\n<td style=\"width:16.66%;vertical-align: top\"><a href=\"mailto:sally.bain@ipsen.com\" rel=\"nofollow\" target=\"_blank\" title=\"sally.bain@ipsen.com\">sally.bain@ipsen.com<\/a><\/td>\n<td style=\"width:16.67%;vertical-align: top\">+1 857 320 0517<\/td>\n<\/tr>\n<tr>\n<td style=\"width:16.66%;vertical-align: top\"><b>Anne Liontas<\/b><\/td>\n<td style=\"width:16.66%;vertical-align: top\"><a href=\"mailto:anne.liontas.ext@ipsen.com\" rel=\"nofollow\" target=\"_blank\" title=\"anne.liontas.ext@ipsen.com\">anne.liontas.ext@ipsen.com<\/a><\/td>\n<td style=\"width:16.67%;vertical-align: top\">+33 7 67 34 72 96<\/td>\n<\/tr>\n<tr>\n<td style=\"width:16.66%;vertical-align: top\">\u00a0<\/td>\n<td style=\"width:16.66%;vertical-align: top\">\u00a0<\/td>\n<td style=\"width:16.67%;vertical-align: top\">\u00a0<\/td>\n<\/tr>\n<\/table>\n<p><b>Avertissements et d\u00e9clarations prospectives<\/b><br \/>Les d\u00e9clarations prospectives, objectifs et cibles contenus dans le pr\u00e9sent document sont fond\u00e9s sur la strat\u00e9gie de la direction d\u2019Ipsen, ses opinions actuelles et ses hypoth\u00e8ses. Ces d\u00e9clarations impliquent des risques et des incertitudes, connus et inconnus, pouvant entra\u00eener des \u00e9carts significatifs entre les r\u00e9sultats, performances ou \u00e9v\u00e9nements r\u00e9els et ceux anticip\u00e9s. L\u2019ensemble des risques mentionn\u00e9s ci-dessus pourrait affecter la capacit\u00e9 future d\u2019Ipsen \u00e0 atteindre ses objectifs financiers, \u00e9tablis sur la base d\u2019hypoth\u00e8ses macro\u00e9conomiques jug\u00e9es raisonnables au regard des informations disponibles \u00e0 ce jour.<br \/>L\u2019utilisation de termes tels que \u00ab\u202fcroit\u202f\u00bb, \u00ab\u202fanticipe\u202f\u00bb ou \u00ab\u202fs\u2019attend \u00e0\u202f\u00bb, ainsi que d\u2019expressions similaires, vise \u00e0 identifier des d\u00e9clarations prospectives, y compris les attentes d\u2019Ipsen concernant des \u00e9v\u00e9nements futurs, notamment en mati\u00e8re de d\u00e9p\u00f4ts r\u00e9glementaires et de d\u00e9cisions associ\u00e9es. Par ailleurs, les objectifs d\u00e9crits dans ce document ont \u00e9t\u00e9 \u00e9labor\u00e9s sans tenir compte d\u2019hypoth\u00e8ses de croissance externe ni d\u2019\u00e9ventuelles acquisitions futures, susceptibles de modifier ces param\u00e8tres. Ces objectifs reposent sur des donn\u00e9es et des hypoth\u00e8ses consid\u00e9r\u00e9es comme raisonnables par Ipsen. Ils d\u00e9pendent de conditions ou de faits susceptibles de se produire \u00e0 l\u2019avenir et non exclusivement de donn\u00e9es historiques. Les r\u00e9sultats r\u00e9els peuvent s\u2019\u00e9carter sensiblement de ces objectifs en raison de la survenance de certains risques et incertitudes, notamment le fait qu\u2019un m\u00e9dicament prometteur en phase de d\u00e9veloppement pr\u00e9coce ou d\u2019essai clinique puisse ne jamais \u00eatre commercialis\u00e9 ou ne pas atteindre ses objectifs commerciaux, notamment pour des raisons r\u00e9glementaires ou concurrentielles. Ipsen doit faire face, ou pourrait \u00eatre amen\u00e9 \u00e0 faire face, \u00e0 la concurrence de m\u00e9dicaments g\u00e9n\u00e9riques, ce qui pourrait se traduire par une perte de parts de march\u00e9. En outre, le processus de recherche et de d\u00e9veloppement comporte plusieurs \u00e9tapes, chacune comportant un risque substantiel d\u2019\u00e9chec, pouvant contraindre Ipsen \u00e0 abandonner le d\u00e9veloppement d\u2019un m\u00e9dicament dans lequel des investissements importants ont \u00e9t\u00e9 r\u00e9alis\u00e9s. Ipsen ne peut donc garantir que les r\u00e9sultats favorables observ\u00e9s lors des \u00e9tudes pr\u00e9cliniques seront confirm\u00e9s lors des essais cliniques, ni que les r\u00e9sultats des essais cliniques seront suffisants pour d\u00e9montrer l\u2019innocuit\u00e9 et l\u2019efficacit\u00e9 du m\u00e9dicament concern\u00e9. Aucune garantie ne peut \u00eatre donn\u00e9e quant \u00e0 l\u2019obtention des autorisations r\u00e9glementaires n\u00e9cessaires ni quant au succ\u00e8s commercial du m\u00e9dicament. Si les hypoth\u00e8ses sous-jacentes se r\u00e9v\u00e8lent inexactes, ou si des risques ou incertitudes se mat\u00e9rialisent, les r\u00e9sultats r\u00e9els pourraient diff\u00e9rer sensiblement de ceux indiqu\u00e9s dans les d\u00e9clarations prospectives. D\u2019autres risques et incertitudes comprennent, sans s\u2019y limiter, les conditions g\u00e9n\u00e9rales du secteur et la concurrence ; les facteurs \u00e9conomiques globaux, notamment les fluctuations des taux d\u2019int\u00e9r\u00eat et des taux de change ; l\u2019impact de la r\u00e9glementation du secteur pharmaceutique et de la l\u00e9gislation en mati\u00e8re de sant\u00e9 ; les risques li\u00e9s \u00e0 des \u00e9volutions r\u00e9glementaires ou politiques impr\u00e9vues, telles que des modifications des r\u00e9glementations fiscales ou commerciales, y compris les mesures protectionnistes, notamment aux \u00c9tats-Unis ; les tendances mondiales visant \u00e0 contenir les co\u00fbts de sant\u00e9 ; les avanc\u00e9es technologiques et les nouveaux m\u00e9dicaments et brevets d\u00e9velopp\u00e9s par des concurrents ; les d\u00e9fis inh\u00e9rents au d\u00e9veloppement de nouveaux m\u00e9dicaments, y compris l\u2019obtention des autorisations r\u00e9glementaires ; la capacit\u00e9 d\u2019Ipsen \u00e0 anticiper avec pr\u00e9cision les conditions futures du march\u00e9 ; les difficult\u00e9s ou retards de fabrication ; l\u2019instabilit\u00e9 financi\u00e8re des \u00e9conomies internationales et les risques souverains ; la d\u00e9pendance \u00e0 l\u2019efficacit\u00e9 des brevets d\u2019Ipsen et aux autres protections de ses m\u00e9dicaments innovants ; ainsi que l\u2019exposition \u00e0 des litiges, y compris en mati\u00e8re de propri\u00e9t\u00e9 intellectuelle, et\/ou \u00e0 des actions r\u00e9glementaires. Ipsen d\u00e9pend \u00e9galement de tiers pour le d\u00e9veloppement et la commercialisation de certains de ses m\u00e9dicaments, susceptibles de g\u00e9n\u00e9rer des redevances significatives. Ces partenaires peuvent adopter des comportements susceptibles de nuire aux activit\u00e9s et aux r\u00e9sultats financiers d\u2019Ipsen. Ipsen ne peut garantir que ses partenaires rempliront leurs obligations ni qu\u2019il pourra tirer un b\u00e9n\u00e9fice de ces accords. Une d\u00e9faillance de l\u2019un des partenaires d\u2019Ipsen pourrait entra\u00eener des revenus inf\u00e9rieurs aux attentes. De telles situations pourraient avoir un impact n\u00e9gatif sur l\u2019activit\u00e9, la situation financi\u00e8re ou les performances d\u2019Ipsen. Ipsen d\u00e9cline express\u00e9ment toute obligation ou engagement de mettre \u00e0 jour ou de r\u00e9viser les d\u00e9clarations prospectives, objectifs ou estimations contenus dans le pr\u00e9sent communiqu\u00e9 de presse afin de refl\u00e9ter toute \u00e9volution des \u00e9v\u00e9nements, conditions, hypoth\u00e8ses ou circonstances sur lesquels ces d\u00e9clarations sont fond\u00e9es, sauf si la loi applicable l\u2019exige. L\u2019activit\u00e9 d\u2019Ipsen est soumise aux facteurs de risque d\u00e9crits dans ses documents d\u2019enregistrement d\u00e9pos\u00e9s aupr\u00e8s de l\u2019Autorit\u00e9 des march\u00e9s financiers. Les risques et incertitudes mentionn\u00e9s ci-dessus ne sont pas exhaustifs et le lecteur est invit\u00e9 \u00e0 consulter le Document d\u2019Enregistrement Universel le plus r\u00e9cent d\u2019Ipsen, disponible sur <a href=\"https:\/\/www.globenewswire.com\/Tracker?data=HPTlnoGzc6BB1EeN56DaXo23j-rILTG1keW-lm77ocRLLE8s-fWQBBxgEV7f0euTEM5HEoCooz158-BUTSNDcg==\" rel=\"nofollow\" target=\"_blank\" title=\"ipsen.com.\">ipsen.com.<\/a><\/p>\n<p>i\u00a0<a href=\"https:\/\/www.globenewswire.com\/Tracker?data=KPof12kOdTRfh0aoIWuesyO-mqtnEaDG6AIfY4TYv-LR3s05WqXI7OfahtEOenYrbFs99JSTZkc5KuM7a1KSb7OwaB5GHLK_VXcpK0UNp-cRBw8pa25MOcLBuUUM7m2rnHjhi49Q6fFjcClYpFb5AWPnqA53Va1rH2RndR6KDmvgwa8BC4mJNG755KaNVar9ZgaNeAshEA1Tnlq2U8FnE4B0p7iqhkzXX-yH2VCcORcl57US3LZ0A0WKLQKjP1DsPkyunnI62bXihIk2mIOIQA==\" rel=\"nofollow\" target=\"_blank\" title=\"\">https:\/\/www.kidney.org\/kidney-topics\/bk-virus-what-transplant-patients-need-to-know<\/a>\u00a0\u00a0<br \/>ii\u00a0B. Demey et al. Risk factors for BK viremia and\u00a0nephropathy after kidney transplantation: a systematic review. J Clin Virol. 2018\u00a0Dec;109:6-12. B. Demey et al. Risk factors for BK viremia and nephropathy after kidney transplantation: a systematic review. J Clin Virol. 2018\u00a0Dec;109:6-12.\u00a0<br \/>iii S. Kant et al.\u00a0BK Virus Nephropathy in Kidney Transplantation: A State-of-the-Art Review. Viruses 2022 Jul 25; 14 (8):1616<br \/>iv C.N. Kotton et al. The second international consensus guidelines on the management of BK polyomavirus in kidney transplantation. Transplantation. 2024 Sep 1;108(9):1834-1866.<br \/>v UK Guidelines:\u00a0UK Guideline on Management of Bk Polyomavirus (BKPyV) Infection and Disease Following Kidney Transplantation &#8211; British Transplantation Society\u00a0<br \/>vi K.L. Lentine et al. OPTN\/SRTS 2021 annual data report: kidney. Am. J. Transplant. 23 (2 Suppl 1) (2023). P. S21-S120<\/p>\n<p id=\"gnw_attachments_section-header\">\n    <strong>Pi\u00e8ce jointe<\/strong>\n<\/p>\n<ul id=\"gnw_attachments_section-items\">\n<li>\n        <a target=\"_blank\" href=\"https:\/\/www.globenewswire.com\/Tracker?data=QgC2qKOVvjr_jJiMkY79dwYFH20If3gt-9PzdlmolMLdPAhyOIaJuEMEtWnlItcFp8FX3zTj7S_pulkuyaH3pq91_aQ0gPZCDq8ZrHea_DKaFyFRk6rZz6qT74KOwTNfNCFewZDisL4eoj55KZx-qEylQOi2CTf_n3zdsM3wDaq2ufEfP9pj3fDYACQyrJkX\" title=\"Ipsen CP_Memo Therapeutics_22072026\" rel=\"nofollow\">Ipsen CP_Memo Therapeutics_22072026<\/a>\n      <\/li>\n<\/ul>\n<p><img decoding=\"async\" alt=\"\" src=\"https:\/\/ml-eu.globenewswire.com\/media\/M2Y3NmQwOTItYjQyNy00NDlkLWEyMGEtNmVkNGE0NjQwYjgzLTEyNjgxMTYtMjAyNi0wNy0yMi1mcg==\/tiny\/Ipsen-Pharma.png\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PARIS, FRANCE, 22 JUILLET 2026 &#8211; Ipsen (Euronext: IPN; ADR: IPSEY) a annonc\u00e9 aujourd&#8217;hui avoir finalis\u00e9 l&#8217;acquisition de Memo Therapeutics AG &#8211; une soci\u00e9t\u00e9 de biotechnologie en phase avanc\u00e9e de d\u00e9veloppement &#8211; portant sur le potravitug, un anticorps monoclonal anti-polyomavirus BK. A propos de potravitugLe potravitug est un anticorps monoclonal premier de sa classe, ciblant<\/p>\n","protected":false},"author":1,"template":"","categories":[3556,6364,3563],"tags":[],"class_list":["post-108800","press_release","type-press_release","status-publish","hentry","category-corporate-pressrelease-fr","category-regulated-info-fr","category-rare-diseases-pressrelease-fr","entry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Ipsen finalise l&#039;acquisition de Memo Therapeutics AG, ajoutant un actif premier de sa classe au portefeuille de maladies rares d&#039;Ipsen<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.ipsen.com\/fr\/press-release\/ipsen-finalise-lacquisition-de-memo-therapeutics-ag-ajoutant-un-actif-premier-de-sa-classe-au-portefeuille-de-maladies-rares-dipsen-3331074\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ipsen finalise l&#039;acquisition de Memo Therapeutics AG, ajoutant un actif premier de sa classe au portefeuille de maladies rares d&#039;Ipsen\" \/>\n<meta property=\"og:description\" content=\"PARIS, FRANCE, 22 JUILLET 2026 &#8211; Ipsen (Euronext: IPN; ADR: IPSEY) a annonc\u00e9 aujourd&#8217;hui avoir finalis\u00e9 l&#8217;acquisition de Memo Therapeutics AG &#8211; une soci\u00e9t\u00e9 de biotechnologie en phase avanc\u00e9e de d\u00e9veloppement &#8211; portant sur le potravitug, un anticorps monoclonal anti-polyomavirus BK. 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