520659-5G默克Merck Sigma-Aldrich

The Cell Environment (including types of culture medium)

in the Sigma-Aldrich Life Science Catalogue. If powder or 10x media are purchased it is essential that the water used to reconstitute the powder or dilute the concentrated liquid is free from mineral, organic and microbial contaminants. It must also be pyrogen

The Cell Environment (including types of culture medium)

may be made from the basic ingredients this is time consuming and may predispose to contamination. For convenience most media are available as ready mixed powders or as 10x and 1x liquid media. All commonly used media are listed in the Sigma-Aldrich Life Science Catalogue

Use of a Novel 5′‐Regioselective Phosphitylating Reagent for One‐Pot Synthesis of Nucleoside 5′‐Triphosphates from Unprotected Nucleosides

: Adenosine (5a ) or 2′‐deoxyadenosine monohydrate (4a ) (Sigma‐Aldrich) Cytidine (5c ), 2′‐deoxycytidine monohydrochloride (4c ), guanosine (5g ), 2′