Bacterial strains having an outstanding ability to produce menaquinone

A strain selected from the group consisting of

• the strain deposited under the Budapest Treaty on 24 Feb. 2009 at the CNCM under number CNCM I-4128, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23476, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23477, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23478, or a variant thereof, and
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23479, or a variant thereof,
• for use in a method for treatment of the human or animal body.

Use of a strain selected from the group consisting of

• the strain of deposited under the Budapest Treaty on 24 Feb. 2009 at the CNCM under number CNCM I-4128, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23476, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23477, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23478, or a variant thereof, and
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23479, or a variant thereof,
• for preparing a product selected from the group consisting of a dietary supplement, a pharmaceutical preparation, a food preparation and a feed preparation.

A product comprising a strain selected from the group consisting of

• the strain deposited under the Budapest Treaty on 24 Feb. 2009 at the CNCM under number CNCM I-4128, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23476, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23477, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23478, or a variant thereof, and
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23479, or a variant thereof.

A method for enriching the menaquinone content of a product comprising the step of adding to said product a strain selected from the group consisting of

• the strain deposited under the Budapest Treaty on 24 Feb. 2009 at the CNCM under number CNCM I-4128, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23476, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23477, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23478, or a variant thereof, and
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23479, or a variant thereof.

A strain selected from the group consisting of

• the strain deposited under the Budapest Treaty on 24 Feb. 2009 at the CNCM under number CNCM I-4128, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23476, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23477, or a variant thereof,
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23478, or a variant thereof, and
• the strain deposited under the Budapest Treaty on 24 Mar. 2010 at the DSMZ under number DSM 23479, or a variant thereof,
• for use in a method for improving calcium fixation on the bones, maintaining or improving the bone structure and/or resistance, and/or improving the bone development.