Ad hoc: CyBio AG: CyBio AG Announces Changes to the Executive Board

CyBio AG / Board of directors / Ad hoc: CyBio AG Announces Changes to
the Executive Board

Ad hoc announcement according to §15 WpHG processed and transmitted
by Hugin. The issuer is solely responsible for the content of this
announcement.

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Jena (Germany), August 19, 2009 - CyBio AG, Jena, Germany, (German
Stock Exchange: General Standard, ISIN Number DE005412308) announces
that Mr. Holger Wolf agreed with the Supervisory Board of the Company
to resign as Executive Board effective August 31, 2009.
Mr. Wolf leaves the Company for personal reasons.
Mr. Wolf, together with the Supervisory Board, agreed to early
terminate the contract initially running until February 28, 2010, to
enable the continuation of the required restructuring and integration
measures in terms of the majority shareholder.
The Supervisory Board thanks Mr. Wolf for his engagement.
The Supervisory Board of CyBio AG appointed Mr. Jens Adomat, member
of the Management Board of the Analytik Jena Group, as interim CyBio
Executive Board until December 31, 2009. Beforehand the Supervisory
Board of Analytik Jena AG approved Mr. Adomat's temporary dual
mandate.

Contact:
CyBio AG
Anja Keiling
Goeschwitzer Str. 40
07745 Jena
Tel.: + 49 3641.351 495
Fax: + 49 3641.351 409
E-Mail: irpr @cybio-ag.com

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CyBio AG
Göschwitzer Straße 40 Jena Germany

WKN: 541230; ISIN:
DE0005412308; Index: CDAX;
Listed: General Standard in Frankfurter Wertpapierbörse, Freiverkehr
in Bayerische Börse München,
Freiverkehr in Börse Stuttgart, Freiverkehr in Börse Berlin,
Freiverkehr in Börse Düsseldorf, Freiverkehr in Hanseatische
Wertpapierbörse zu Hamburg,
Freiverkehr in Niedersächsische Börse zu Hannover, Regulierter Markt
in Frankfurter Wertpapierbörse;
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