Core Insights - GSK announced an agreement to acquire Boston Pharmaceuticals' asset efimosfermin alfa for up to 2billion,whichisapotentialbest−in−classFGF21long−actinganalogaimedattreatingmetabolicdysfunction−relatedfattyliverdisease(MASH)[1]−TheacquisitionalignswithGSK′sfocusonimmunologyandaimstodeveloppreciseinterventionstohaltandreversediseaseprogressionbasedonadeepunderstandingoffibrosisandauto−inflammation[1]−TheFGF21targethassignificantpotentialinaddressingadvancedstagesoffattyliverdisease,supportedbydatafromhumangeneticsanddiseasephenotyping[1]MarketPerspective−SLDrepresentsasignificantunmetmedicalneed,affectingapproximately540 billion to 1trillionoverthenexttwodecadesbypreventingcomplicationssuchascirrhosisandlivercancer[2]−DomesticcompaniesarealsoleadinginFGF21targetresearch,exemplifiedbyDongyangSunshinePharmaceutical′sFGF21/GLP−1dual−specificfusionproteinHEC88473,whichsecureda938 million milestone licensing agreement with Apollo Therapeutics [2] Clinical Research and Development - HEC88473, a dual agonist of FGF21 and GLP-1, shows superior activity compared to single therapies and is expected to provide synergistic effects in glucose reduction and weight loss [3] - Clinical studies conducted by Jilin University demonstrated that HEC88473 significantly reduced liver fat content in patients with MASLD and type 2 diabetes (T2DM) after five weeks of treatment, indicating its potential as a new treatment option [3][4] - The research supports the clinical safety and efficacy of GLP-1/FGF21 dual-target agonists in treating MASLD and T2DM, showing comprehensive improvements in metabolic syndrome [3][4]