MOLECULAR BIOLOGY
CELL CULTURE

BiovalleyRecall      biovalley@biovalley.fr    

Cell lines, Hybridomas, Human & Mouse DNA Probes, Virus, Bacteria, Bacteriophages, Filamentous Fungi, Yeast... from  worldwide cell banks.

  1. Cell lines :
    - NIH/3T3 (Embryo, contact-inhibited, NIH Swiss mouse)
    - KB (Epidermoid carcinoma, oral, human, HeLa markers)
    - HeLa (Epithelioid carcinoma, cervix, human)
    - Hep G2 (Hepatocellular carcinoma, human)
    - HUV-EC-C (Umbilical cord, human)
    - COS-1 (Kidney, SV40 transformed, African green monkey)
    - COS-7 (Kidney, SV40 transformed, African green monkey)
    - MCF7 (Breast adenocarcinoma, pleural effusion, human)
  2. Hybridomas :
    - Hep G2 (Hepatocellular carcinoma, human)
    - Hep 3B (Hepatocellular carcinoma, human)
    - R4-6A2 (Anti murine gamma interferon)
    - DEC-205 (Anti mouse dendritic cell antigen)
    - 44aacb (AntiCD116)
    - FVIIIC 4E5 (Mouse hybridoma)
  3. Bacteria :
    - E. coli
    - Staphilococcus aureus
    - Lactobacillus sp
    - Lactobacillus casei
    - etc
  4. Human & Mouse DNA Probes (TIGR, IMAGE, Accession number ...)

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Mycoplasma Detection Kit

                  

Simply the Best Detection System Available

Developed and Manufactured by Minerva biolabs.

Mycoplasma are frequently found as contaminants in cell cultures. Studies have shown the incidence of mycoplasma contamination ranges from 5% - 87% of cell cultures examined. Unlike bacteria and fungi, contamination with mycoplasma usually does not result in turbid growth in cultures or with macroscopic alteration of the cells. However, mycoplasma contamination may cause adverse effects, such as changes in metabolism; growth; viability; DNA, RNA and protein synthesis; morphology and virus propagation etc. Thus, mycoplasma contamination in cell cultures leads to unreliable experiment results and unsafe biological products. Testing for mycoplasma is a necessary quality control to assure accurate research and reliable biotechnological products.

BENEFITS OF MYCOPLASMA DETECTION KIT

High Sensitivity - Detects as low as 1-5 fg of mycoplasma DNA that correspond to 2-5 mycoplasma per sample.

Broad Detection Range -  Commonly encountered mycoplasma contaminants can be detected: M. arginini, M. fermentans, M.gallisepticum, M. hyorhinis, M. orale, M. pirum, M. pneumoniae which account for more than 96% of mycoplasma contaminants in cell cultures. Evidence shows mycoplasma DNA in plants and insects can also be detected.

Good Specificity - No specific amplification of mammalian or bacterial DNAs tested.

Species Identification - The amplification product can be used to identify the species of mycoplasma by size determination and restriction enzyme digestion.

Speedy and Easy to Use - Provides clear, easy-to-read results in les than one day.

KIT FEATURES/CONTENTS

The  Mycoplasma Detection Kit is intended for research use only. Do not use for clinical diagnostics or to test human samples.

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Mynox® - A Mycoplasma Elimination Reagent of a new generation.

biovalley@biovalley.fr   

Mycoplasma contamination of cell cultures is a serious and widespread problem. A positive-tested culture usually had to be discarded since treatment with standard antibiotics is undesirable and an ineffective means of elimination. The mycoplasma reagent Mynox® is a novel anti-mycoplasma agent characterized by the following:

Key Features

Mynox® is the first biological reagent that eliminates mycoplasma by killing them, and not just by inhibiting growth.

Mynox® has been shown to be effective with only one treatment, where mycoplasmas are usually destroyed within one hour. In cell cultures, Mynox needs to be present only during one passage to eliminate all mycoplasma permanently.

Mynox® is not an antibiotic; its activity is based on a biophysical mechanism, so no development of resistant strains. And, when used as directed, Mynox is safe in cell cultures and virus stocks.

Mynox® is easily removed after treatment by replacing the culture medium.

Mynox® is stable, sterile, and shipped as a ready-to-use solution in phosphate-buffered saline.

Mynox® is available in package sizes of 2, 5, and 10 treatments {Cat.No. 10-0200(MYN-200)/10-0500(MYN500)/10-1000(MYN1000}, aliquoted for single applications.

Results obtained when using Mynox®

Electron micrographs showing effects of Mynox when applied to contaminated cell cultures. Left figure shows a mycoplasma contaminated cell culture before treatment. With one application of Mynox, membranes of all mycoplasma are destroyed while the tissue cell membrane is unaffected (right figure). Black arrows indicate mycoplasma, white arrows part of a tissue cell.

Protocol Mynox®

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 etoile.gif (1404 octets)EXCLUSIVEetoile.gif (1404 octets)
AquaClean / AquaClean-acryl

New Microbiocidal Additive for Water Soluble Heating Bath Fluids

AquaClean

AquaClean inhibits growth of bacteria, algae, fungi and precipitation of inorganic salts.
AquaClean shows a blue indicator color. Bacterial contamination is indicated by decoloration of the fluid.
AquaClean is free of aldehydes and azides.

Application :

Add 5 ml AquaClean to 1 liter of heating bath fluid.
Renew fluid and additive every 4 weeks.
In case the blue color of fluids has faded, renew earlier.

Reference Cond. Price (Euros)
AQ-250-50L-1 250 ml On request
AQ-250-50L-10 10 x 250 ml  

Samples request

AquaClean-acryl

Compatible with Acrylic Glass and Aluminium

AquaClean-acryl is microbiocidal additive like AquaClean but it is compatible with containers made from acrylic glass and aluminium.
AquaClean-acryl does not contain acids or aldehydes.

Référence Cond. Price (Euros)
AQA-250-50L-1 250 ml On request 
AQA-250-50L-10 10 x 250 ml  

Samples request

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Biocidal ZF        biovalley@biovalley.fr   

Spray Disinfectant for Incubators and Sterile Cabinets in Cell Culture Area

Free of Aldehydes

Biocidal ZF has been especially designed for the needs in cell culture laboratories.
It is effective against bacteria, fungi, spores (also spore forming units) and enveloped viruses.

Biocidal ZF provides a double protection

As active microbiocidal ingredients are non-volatile they protect cell cultures from microbial contamination but do not invade cell cultures via air.
Thus cell cultures are protected from toxic effects of the disinfectant itself.

Application :

Spray every 14 days after cleaning incubators and sterile bench and let dry.
Outside surfaces of cell culture flasks may also be treated. Take care that disinfectant does not have access to inside of flasks.

Active Ingredients :
Quaternary ammonium compounds - free of aldehydes

Precautions :
Avoid eyes and skin contact

Disposal :
Biologically degradable

Materials compatibility :
Universal inclusive fittings within incubators and sterile cabinets

Storage :
Room temperature

Ordering information : Biocidal ZF Spray bottle

References : ZF001 1 x 1 liter
  ZF006 6 x 1 liter

Samples request

GENE'RIC
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Molecular biology reagents :
X-Gal, IPTG (dioxan free)
Buffers, antibiotics, vitamins
DTT, X-glucuro ...

X-GAL :

Product : 5-BROMO-4-CHLORO-3-INDOLYL-ß-D-GALATOPYRANOSIDE (X-Gal)
Molecular Formula : C14H15BrClN06
Molecular Weight : 408,61
Description : Almost white powder
Melting Point : 227°-230°C
Thin Layer Chromatogram : - plate :  Silica gel 60
- spolling solution : 50 mg/ml DMF +9 ml 1propanol (5 µl/spotted)
- solvent system : Butanol/water 86 : 14 (v/v)
- detection : UV 254nm
- results : Single spot
Water Content : Less than 0,5 %
Specific Rotation : C=1 dans DMF/H20 : 1 : 1
[alpha]20 - 61,6° ± 1°
D
Infra-red Spectrum  : Authentic
Others : Assay >98%
Storage : Store at -4°C or bellow, protect from light and humidity

IPTG DIOXAN FREE :

Product : ISOPROPYL-(3-D-THIOGALACTPYRANOSIDE (IPTG)
Molecular Formula : C9H18O5S
Molecular Weight : 238,3
Description : White crystalline powder
Melting Point : 110-112°C
Thin Layer Chromatogram : - plate :  Silica gel 60
- spolling solution : 100 mg/3ml water (2µl/spotted)
- solvent system : 1-butanol/water 86:14 (v/v)
- detection : Sulphuric acid reagent + heat
- results : Single spot
Water Content : <1% (By Karl Fischer titration)
Specific Rotation : C=1 in H2O : -30,6° ± 0,5°
Assay : 99% Minimum (HPLC)
Infra-red Spectrum  : Authentic
DIOXAN Content : Not Detectable
Storage : Store at -4°C or below, protect from light and humidity

Antibiotics : amphotericin B, ampicillin, tetracycline ...
Vitamins : acide ascorbique, myo-inositol, thiamine HCl ...
Buffers : HEPES, MES, TRIS ...

biovalley@biovalley.fr   

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