Amaxa Biosystems
amaxa develops and commercializes non-viral transfection technologies and leverages them for academic, industrial and clinical applications. One of amaxa's key competencies is non-viral gene transfer directly into the nucleus of primary cells and cell lines in single well as well as 96-well format.
http://www.amaxa.com/

Gene Express, Inc.
Quantitation of gene expression at the mRNA level using RT-PCR technology, in Toledo, OH, USA.
http://www.geneexpressinc.com/

Oxford Biomedica
Focuses on developing gene transfer technologies for human gene therapy, gene-based immunotherapy, and gene-based drug discovery for cancer, AIDS, neurodegenerative and cardiovascular disease.
http://www.oxfordbiomedica.co.uk

Sangamo BioSciences, Inc.
Develops and markets gene recognition technology using zinc finger DNA-binding proteins transcription factors, for controlly gene expression, cell function and in validation of drug targets at Richmond, CA.
http://www.sangamo.com/

Regulation of Gene Expression
Overview of different aspects of gene expression, including transcription, chromatin modification, and analysis of whole genomes, from Massachusetts Institute of Technology, Cambridge, Mass, USA.
http://web.wi.mit.edu/young/pub/regulation.html

Biochimica et Biophysica Acta Gene Regulatory Mechanisms
Journal for original research reports on gene regulation, gene expression and epigenetics.
http://www.elsevier.com/locate/bbagrm

Gene Net
Gene expression pattern impages and developmental gene network diagrams.
http://wwwmgs.bionet.nsc.ru/mgs/gnw/genenet/

American Society of Gene Therapy
American Society of Gene Therapy. Commited to research, education and patient care. A non-profit medical, scientific, and professional organization devoted to the research and development of therapies
http://www.asgt.org

Functional Human Gene Network
Consolidates evidence for gene-gene interactions from HPRD, BIND, Reactome, KEGG, GO, microarray co-expression and Y2H experiments. Beautiful site design.
http://www.genenetwork.nl

Lexicon Genetics Inc
Lexicon Pharmaceuticals, Inc. - Translating the human genome to fight disease... one gene at a time.
http://www.lexgen.com/