Upm-kymmene Corporation

Timo Laaksonen

Kari Luukko

Marjo Yliperttula

Heli Paukkonen

Vili-Veli Auvinen

Tiina Hakkarainen

Markus Nuopponen

Arto Olavi Urtti

Patrick Laurén

Arto Merivaara

Petter Somersalo

Heikki Joensuu

Outi Monni

Anne Mäkelä

Piia-Riitta Karhemo

Raili Koivuniemi

Heikki Lyytikäinen

Antti Laukkanen

Harri Jukarainen

Jouni Hirvonen

Mikko Kunnari

Arto Urtti

Patrick Laurën

Mingwei Li

Prijo Kortesuo

Leena Peltonen

Ruzica Kolakovic

The present disclosure provides a method for freeze-drying cells in a hydrogel comprising nanofibrillar cellulose, the method comprising providing a hydrogel comprising nanofibrillar cellulose, providing cells, combining the cells and the hydrogel comprising nanofibrillar cellulose to form a cell system, and freeze drying the cell system to obtain dried cells in a hydrogel comprising nanofibrillar cellulose. The present disclosure also provides a freeze-dried hydrogel comprising nanofibrillar cellulose and cells.

Method for freeze-drying cells in a hydrogel comprising nanofibrillar cellulose and freeze-dried cells in an aerogel comprising nanofibrillar cellulose

The present disclosure relates to method for drying hydrogel comprising nanofibrillar cellulose, the method comprising providing a hydrogel comprising nanofibrillar cellulose, providing polyethylene glycol, providing trehalose, mixing the hydrogel, the polyethylene glycol and the trehalose to obtain a mixture, and freeze drying the mixture to obtain a dried hydrogel comprising nanofibrillar cellulose. The present disclosure relates to a freeze-dryable hydrogel comprising nanofibrillar cellulose, to a freeze-dried hydrogel comprising nanofibrillar cellulose, and to a medical hydrogel comprising nanofibrillar cellulose and one or more therapeutic agent(s).

Method for drying hydrogel comprising nanofibrillar cellulose and a dried hydrogel comprising nanofibrillar cellulose

A drug delivery system for sustained delivery of bioactive agents, the system includes a matrix including nanofibrillated cellulose derived from plant based material and at least one bioactive agent, and at least one support selected from synthetic polymers, bio compounds and natural polymers. Also, methods for the manufacture of the system and methods of using it.

Drug delivery system for sustained delivery of bioactive agents

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Espoo, Finland

Timo Laaksonen