Amid Biosciences is a life science research product developer and manufacturer with core expertise in protein engineering, enzyme development, protein expression, and purification. The company specializes in leveraging bacterial systems such as E. coli and Bacillus subtilis, as well as yeast systems and cloning tools, to provide efficient protein expression solutions for academic, industrial, and government research. Amid Biosciences is committed to helping researchers save time and reduce costs while delivering high-quality products at competitive pricing, supporting a wide range of molecular biology and protein research applications.

■ Product Portfolio

Vicbio Biotechnology Co., Ltd. provides the full range of Amid Biosciences products.

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1. Biotinylation Tools and Streptavidin

A range of products including recombinant BirA biotin ligase, streptavidin, and fluorescent streptavidin conjugates, as well as BL21 (λDE3) pBirA strains for in vivo biotinylation and protein expression applications.

2.RAS Proteins

A comprehensive selection of recombinant KRAS proteins in both biotinylated and non-biotinylated forms, along with key biomolecules involved in KRAS regulation, supporting drug discovery and biomedical research.

3. Competent E. coli Cells

Essential tools for molecular cloning, DNA library construction, phage display, recombinant protein expression, and mutagenesis. Available in both chemically competent and electrocompetent formats, including strains designed for in vivo biotinylation.

4. Phage Display Competent Cells

High-efficiency E. coli cells optimized for phage display applications, supporting high-throughput library screening, cloning, subcloning, and protein expression. Offered in both chemical and electrocompetent formats.

5. Sphingolipid Activator Proteins (SAPs) / Saposins

Small non-enzymatic glycoproteins localized in lysosomes, used in lipid metabolism studies, drug delivery systems, and cancer research applications.

6. Inflammation-Related Proteins

A range of proteins involved in inflammatory pathways, including cytokines and soluble receptors, supporting research into inflammation mechanisms and disease development.

7. Magnetic Nanoparticles

Functionalized magnetic particles for the capture, separation, and purification of cells, proteins, antibodies, and nucleic acids, suitable for a variety of research workflows.

8. Modified Agarose Resins

Affinity chromatography resins for enzyme and antibody purification, including high-capacity aldehyde agarose beads and streptavidin agarose beads.

esearch workflows.

9. Nucleic Acid Dyes and Protein Visualization

Safe and sensitive nucleic acid gel stains such as ZicherGreen and ZicherRed, designed as alternatives to ethidium bromide for DNA and RNA detection in agarose and polyacrylamide gels.

10. Plasmids

A collection of commonly used plasmids for cloning and gene expression, including pUC18 and pUC19, which support efficient cloning of restriction enzyme-generated DNA fragments and larger inserts.

11. Proteases

Recombinant proteases such as TEV, HRV 3C, and SenP2, used for removal of affinity tags and fusion partners during protein purification workflows.

12. Protein Expression Vectors

Bacterial expression vectors designed for rapid expression in E. coli, enabling scalable and cost-effective production of recombinant proteins with high expression levels.

13. Recombinant Proteins

High-purity recombinant proteins and enzymes produced using proprietary expression and purification technologies, including streptavidin, BirA ligase, lambda protein phosphatase, HRV 3C protease, and TEV protease.

expression levels.

14. RNA Synthesis and Modification

A range of products for RNA research, including enzymes and reagents for RNA synthesis and modification, such as T7 RNA polymerase, E. coli poly(A) polymerase, T4 RNA ligase 1 and 2, and murine RNase inhibitors.

■ Product List