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EB Pharma anuncia acuerdo de licencia para fármaco en fase de investigación, tipifarnib de Janssen Pharmaceutica, para desarrollo en hepatitis delta (HDV)
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News provided by

Eiger Bio, Inc.

Dec 23, 2014, 11:38 ET

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PALO ALTO, California, 23 de diciembre de 2014 /PRNewswire/ -- EB Pharma, LLC., subsidiaria de Eiger BioPharmaceuticals, Inc., anunció hoy que ha celebrado un acuerdo con Janssen Pharmaceutica NV, ("Janssen"), para una licencia exclusiva para tipifarnib en el campo de la virología y un análogo de segunda generación, relacionado, en etapa clínica. EB Pharma está realizando estudios clínicos en pacientes infectados con hepatitis delta (HDV) y evaluará la eficacia y tolerabilidad de tipifarnib como una potencial nueva terapia.

Logo - http://photos.prnewswire.com/prnh/20141221/165715LOGO

"Este novedoso abordaje al tratamiento de la HDV es la culminación de décadas de investigación", dijo Jeffrey Glenn, MD, PhD, Fundador Científico y Profesor Adjunto de Medicina en Stanford University. "Creo que tiene el potencial de cambiar el paradigma de tratamiento para la peor forma de hepatitis vírica humana, y ofrece nuevas esperanzas para estos pacientes".

"La HDV es la menos común, pero tiene las peores consecuencias de todas las formas de hepatitis víricas", dijo David Cory, Presidente y CEO de Eiger. "Nos emociona la licencia de tipifarnib de Janssen y estudiar una potencial nueva terapia para esta enfermedad potencialmente mortal".

Acerca de tipifarnib 
Tipifarnib es un inhibidor oral de la farnesil transferasa, una enzima implicada en la modificación de las proteínas mediante un proceso llamado prenilación, bien caracterizado, en etapa final de investigación. La HDV utiliza este proceso de células anfitrionas dentro de las células hepáticas para finalizar un paso clave en su ciclo de vida. Tipifarnib inhibe la etapa de prenilación de la replicación de HDV dentro de las células hepáticas y bloquea la capacidad del virus de multiplicarse. Dado que la prenilación es un proceso anfitrión,  fuera del control de la  HDV, y tipifarnib inhibe la prenilación, también hay una barrera teórica más elevada a la resistencia con la terapia de tipifarnib. La mutación del virus, una vía común de resistencia a los fármacos, no se estima que vaya a ser una vía potencial a la resistencia de tipifarnib por la HDV.

Tipifarnib no está aprobado para su venta para ninguna indicación.

Acerca de la HDV

La hepatitis delta es causada por infección con el virus hepatitis D (HDV), y se considera la forma más severa de hepatitis vírica en humanos. La hepatitis D ocurre solamente como una coinfección en personas con hepatitis B (HBV), da como resultado una enfermedad hepática más grave que la HBV sola, y está asociada con fibrosis hepática acelerada, cáncer de hígado y falla hepática. La HDV es una enfermedad que tiene un impacto importante sobre la salud global que afecta a cerca de 15 millones de personas en todo el mundo. La prevalencia de HDV varía en los distintos lugares del mundo. La HDV cumple los criterios para Designación de Medicamento Huérfano en Estados Unidos (menos de 200.000 personas), Europa (menos de 5 en 100.000 personas) y Japón (menos de 50.000 personas). A nivel global, la presencia de la infección de HDV se reporta en aproximadamente 4% - 6% de los portadores de hepatitis B crónica. En algunos lugares del mundo, incluso determinadas zonas en China, Rusia, Asia Central, Turquía, África y América del Sur, se han informado prevalencias tan elevadas como 40% en pacientes infectados con HBV.

Acerca de EB Pharma

EB Pharma es una subsidiaria privada de Eiger BioPharmaceuticals, Inc., centrada en la investigación, el desarrollo y la comercialización de terapias innovadoras en hepatitis vírica. La compañía se centrará en desarrollar tipifarnib para el tratamiento del virus hepatitis delta (HDV), la forma más severa de hepatitis vírica. Tipifarnib no está aprobado para la venta. Los programas de investigación de EB Pharma se centran en el descubrimiento de terapéuticas dirigidas de pequeñas moléculas y biombarcadores para tratar y monitorizar enfermedades hepáticas graves.

Inversores: Jim Shaffer, Eiger Bio, Inc., +1-919-345-4256, [email protected]

FUENTE Eiger Bio, Inc.

Related Links

http://www.eigerbio.com

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