Editing Spider silk (section)

====Microfluidics====
[[Microfluidics]] have the advantage of being controllable and able to test spin small volumes of unspun fibre,<ref>{{cite journal |author= Kinahan, M. E.|date= 2011 |title= Tunable Silk: Using Microfluidics to Fabricate Silk Fibers with Controllable Properties |journal= Biomacromolecules |volume= 12 |pages= 1504–11 |doi= 10.1021/bm1014624 |issue= 5 |pmid= 21438624 |pmc= 3305786|display-authors=etal}}</ref><ref>{{cite journal |author= Rammensee, S.|author2= Slotta, U.|author3= Scheibel, T.|author4= Bausch, A. R.|name-list-style= amp |date= 2008 |title= Assembly mechanism of recombinant spider silk proteins (microfluidic) |journal= Proceedings of the National Academy of Sciences of the United States of America |volume= 105 |pages= 6590–95 |doi= 10.1073/pnas.0709246105|bibcode = 2008PNAS..105.6590R |issue= 18 |pmid= 18445655 |pmc= 2373321 |doi-access= free}}</ref> but setup and development costs are high. A patent has been granted and continuously spun fibres have achieved commercial use.<ref>[http://www.spintec-engineering.de/spintec-engineering.de/Home.html Spintec Engineering GmbH] {{in lang|de}}</ref>