摘要:
The invention provides an assay for identifying a bacterium capable of binding elemental heavy metal, comprising the following steps: cultivating a test bacterium in a suitable first culture medium; immersing at least a surface portion of a test too! into the first culture medium for a second predetermined period of time, said surface portion being coated by elemental heavy metal, respectively; removing said test tool from said first culture medium and optionally rinsing the test tool; contacting a second culture medium with the surface portion coated by elemental heavy metal of said test tool removed in the previous step; and identifying the test bacterium as being capable of binding elemental heavy metal from growth of the test bacterium in said second culture medium.
摘要:
The present invention relates to a cosmetic composition for the cleaning of the skin, said composition comprising or consisting of one or more compounds of formula (I) wherein represents a single bond or double bond; R1 and R2 are independently selected from H, linear or branched C1 to C4 alkyl, linear or branched C1 to C4 alkenyl, linear or branched C1 to C4 alkinyl, and linear or branched C1 to C4 alkanoyl; R4 is selected from H, linear or branched C1 to C4 alkyl, linear or branched C1 to C4 alkenyl, and linear or branched C1 to C4 alkinyl; and R3 and R5 are independently selected from H, OH and halogen, or R3 and R5 together are O to form an epoxid, wherein represents a single bond in case R3 and R5 together are O. Also provided are means and methods for the prevention or reduction of biofilm formation on an intracorporeal device and/or for the removal of biofilm from an intracorporeal device, wherein said biofilm comprises or consists of bacteria of the genus Propionibacterium. Furthermore provided is an intracorporeal device which is coated and/or loaded with one or more compounds as defined above.
摘要:
The present invention relates to a polynucleotide encoding an enzyme having carboxyl esterase [E.C. 3.1.1.1] activity, wherein the coding sequence is selected from the group consisting of (a) a polynucleotide encoding an amino acid sequence as depicted in any one of SEQ ID NOs: 2, 4, 6 and 8; (b) a polynucleotide having or comprising a nucleotide sequence encoding an enzyme, wherein the nucleic acid sequence is as shown in any one of SEQ ID NOs: 1, 3, 5 and 7; (c) a polynucleotide having or comprising a nucleotide sequence encoding a fragment or derivative of an enzyme encoded by a polynucleotide of (a) or (b), wherein in said derivative one or more amino acid residues are conservatively substituted compared to the amino acid sequence of (a); (d) a polynucleotide encoding an enzyme having carboxyl esterase activity which polynucleotide is at least 65% identical to a polynucleotide encoding an enzyme as shown in one of SEQ ID NOs: 2, 4, 6 and 8; (e) a polynucleotide having or comprising a nucleotide sequence the complementary strand of which hybridizes to a polynucleotide as defined in any one of (a) to (d); and (f) a polynucleotide having or comprising a nucleotide sequence being degenerate to the nucleotide sequence of the polynucleotide of (d) or (e); or the complementary strand of such a polynucleotide of (a) to (f) or fragments thereof useful as specific probes or primers. The present invention also relates to a host, genetically engineered with the polynucleotide of the present invention or the vector of the present invention. The present invention also relates to a polypeptide comprising the amino acid sequence encoded by a polynucleotide of the present invention or which is obtainable by the process of the present invention. Moreover, the present invention relates to a process for producing said polypeptide and for producing bacteria expressing said polypeptide. Finally, the present invention relates to a composition comprising the polynucleotide of the present invention, the vector of the present invention, the host of the present invention, the polypeptide of the present invention, the antibody of the present invention and/or one or more primers of the present invention.
摘要:
The present invention relates to a device for the isolation and/or purification of nucleic acid molecules suitable to bind and/or inactivate inhibitors of the activity of reagents or enzymes used for DNA manipulation and to separate a plurality of nucleic acid molecules with respect to their size. Moreover, the invention relates to a method for the isolation of a nucleic acid molecule comprising applying a sample to the device of the invention wherein said nucleic acid molecule preferably represents a fraction of the metagenome of a given habitat. Furthermore, the invention relates to a method for the generation of at least one gene library comprising nucleic acid molecules isolated by the method of the invention and to a nucleic acid molecule isolated by the method of the invention.
摘要:
Suggested are preparations, comprising or consisting of (a) dehydroabietic acid, a salt of dehydroabietic acid and/or an extract containing dehydroabietic acid, and (b1) at least one sweetener that is different from saccharose and/or (b2) at least one flavonoid and/or (b3) at least one inorganic salt or mineral substance used in foods and/or (b4) at least one alkaloid present in foods and/or (b5) at least one terpene present in foods.
摘要:
The present invention relates to the use of compounds which are capable of producing a cooling sensation when they are brought into contact with the human body. In particular, the present invention relates to the use of compounds modulating TRPM8, and optionally to the use of compounds selectively exhibiting agonist activity at the TRPM8 channel. Such compounds have applications in many fields, particularly in oral and personal hygiene products and foodstuffs, but also in pharmaceutical composition products, cosmetics, textile products and packaging products. The present invention further relates to products containing such compounds and to the medical use of such compounds.
摘要:
The present invention provides the use of surface active proteins, especially class I and class II hydrophobins, in topically applied pharmaceutical formulations. The invention is particularly directed to topically applied pharmaceutical products for enhancing the penetration to achieve a transungual delivery of a prophylactically and/or therapeutically effective amount of an active ingredient (drug) to a patient (including animals and humans) into and/or through a nail, of the animal or human body, in order to treat one or more of a variety of diseases or disorders. Related embodiments of the invention are also disclosed.
摘要:
The present invention relates to the use of compounds which are capable of producing a cooling sensation when they are brought into contact with the human body. In particular, the present invention relates to the use of compounds modulating TRPM8, and optionally to the use of compounds selectively exhibiting agonist activity at the TRPM8 channel. Such compounds have applications in many fields, particularly in oral and personal hygiene products and foodstuffs, but also in pharmaceutical composition products, cosmetics, textile products and packaging products. The present invention further relates to products containing such compounds and to the medical use of such compounds.
摘要:
The present invention provides a polynucleotide or a pair of polynucleotides encoding an enzyme having nitrile hydratase (NHase) [E.C. 4.2.1.84] activity. Furthermore, a vector and a host comprising the disclosed polynucleotide or pair of polynucleotides and methods for the production of the same are provided. Moreover, the invention relates to a pair of polypeptides or a fusion protein having NHase activity, an antibody specifically binding to the pair of polypeptides or fusion protein, a primer or probe, which specifically hybridizes under stringent conditions to the disclosed polynucleotide or either one of the pair of polynucleotides, a composition comprising the polynucleotide or pair of polynucleotides, the pair of polypeptides or fusion protein, the antibody and/or one or more primers or probes of the invention and a method for the production of amides comprising the enantioselective conversion of nitrites.
摘要:
The present invention is concerned with the preparation of novel nitrile hydratases. These latter are preferably obtained from nonculturable organisms by means of a PCR-based screening, in metagenome DNA libraries, using special degenerate primers.