UTEX Terminology

Terminology used at UTEX

What does the term "axenic" mean?
The term 'axenic' means a unialgal culture that is free of bacterial and/or fungal contamination based on UTEX's testing protocol (See How do...
Thu, Feb 2, 2017 at 12:31 PM
What does the term "xenic" mean?
The term 'xenic' means a unialgal culture that may contain bacterial and/or fungal contamination based on UTEX's testing protocol (See How do...
Thu, Feb 2, 2017 at 12:31 PM
What does the term "unialgal" mean?
The term "unialgal" means there is only one (1) type of algae present in the culture.
Thu, Feb 2, 2017 at 12:32 PM
What is an Algae Express strain?
Algae Express strains are the most frequently ordered cultures at UTEX. We maintain multiple copies for next day shipment and these are the only strains tha...
Tue, Feb 6, 2018 at 3:17 PM
What does it mean when an algal strain is an "artificial diploid" of another strain?
This means that someone artificially induced polyploid cells -- cells with duplicate copies of their chromosome complement. UTEX has some of these strains i...
Thu, Feb 2, 2017 at 12:33 PM
What does "+NH4" mean?
This refers to our algal culture media and means that the media has a pinch of NH4MgPO4·6H2O added. E.g.: Soilwater: GR+ Medium vs. Soilwater: GR+/NH4 Medium
Thu, Feb 2, 2017 at 12:36 PM
What does "-N" mean?
This refers to our BG-11 media that is made without nitrogen and is used by nitrogen fixing algae strains. BG-11(-N) Medium
Thu, Feb 2, 2017 at 12:37 PM
What does "+Si" or "+Sodium Metasilicate" mean?
This refers to media that has been made with additional silicate added. Silicate is necessary to culture diatoms or other organisms that have a silica requi...
Thu, Feb 2, 2017 at 12:38 PM