Open Lab Starter Kit Small Laser V2 - An #OpenSource #FabLab produced #LaserCutter:

- 40 W CO2 #laser cutter
- materials: plywood, acrylics & MFD
- cutting area of 400 mm x 600 mm
- #ATtiny / #Teensy -controlled

https://doi.org/10.1016/j.ohx.2025.e00664
#OLSK #DIYbio #lab #instruments #Maker #hackerspace #DIYtech #DIY

#PocketPotentiostat: #OpenSource framework for a #potentiostat, #galvanostat & #electrochemical #impedance #spectrometer:

- #voltammetry & #chronoamperometry (pA-0.1 A & ±12 V)
- #chronopotentiometry
- #EIS bandwidth: 0.1-1 MHz

https://doi.org/10.1021/acs.jchemed.1c00228
#DIYbio #electrochemistry #lab #instruments #science #research #STEM #MINT #education

#PUDELstat: An improved modular low-cost #OpenSource #potentiostat / #galvanostat for #electrochemical laboratories:

-#Arduino / #GUI -controlled
-requires #LabVIEW
-cost ~ US $40

https://doi.org/10.1021/acs.jchemed.3c01044
#DIYbio #chemistry #electrochemistry #lab #instruments #voltammetry

Fabrication & validation of an affordable #OpenSource #DIY coaxial #3D #extrusion #bioprinter:

-based on #Ender3D Pro, #Python / #GCode
-2 #syringe #pump #extruders
-coaxial nozzle print head
-cost < $600

https://doi.org/10.1038/s41598-025-06478-9
#DIYbio #lab #bioprinting #instruments #hydrogel #tissue #engineering

A modular hand-held #OpenSource #fluorescent #camera unit for #wound #imaging:

-custom #3Dprinted housing
-based on #RaspberryPi & #ArduCam 21MP
-3 independent #LED channels

https://doi.org/10.1038/s42003-025-08423-y
#DIYbio #lab #instruments #fluorescence #microscope #microscopy #NO #pH #ML

#FluoroBox: A #3Dprinted portable #smartphone-based #OpenSource #fluorescence #spectrometer: Universal design for #DIY experiments in #education:
https://doi.org/10.1021/acs.jchemed.4c01173
#DIYbio #DIYchem #chemistry #lab #instruments #MINT #STEM #teaching #school #Schule

Bio-On-Magnetic-Beads (BOMB): #OpenSource platform for high-throughput #nucleic acid #extraction & manipulation:

-synthesis of functionalised #MagneticBeads
-HT #purification of #RNA & #DNA from a range of #bacterial, #animal, #plant, #environmental & #synthetic sources
-bead-based protocol for #bisulfite conversion & size selection of DNA & RNA fragments

Article: https://doi.org/10.1371/journal.pbio.3000107
Web: https://bomb.bio/
#DIYbio #DIYchem #chemistry #magnetic #lab #instruments

#BrightEyesTTM: #OpenSource #FPGA-based multi-channel time-tagging module (#TTM) for democratising single-photon (SP) #microscopy:

-parallel multiple #SP event tagging precision: 30 ps
-multiple synchronisation event precision: 4 ns
-requires #LabVIEW
-cost ~$3000

Article: https://doi.org/10.1038/s41467-022-35064-0
Web: https://brighteyes-ttm.readthedocs.io/en/latest/
GitHub: https://github.com/VicidominiLab/BrightEyes-TTM
#DIYbio #lab #instruments #LSM #FLISM #FLFS #fluorescence #spectroscopy #imaging #Python

Lovely early morning walk #dog #DogsOfMastodon #foxredlab #lab #labrador

Our Biology Quiz is now live!
How many can you guess right?
https://youknowwhatblog.com/quizzes/biology-quiz-questions/
.
#pubquiz #pubtrivia #quiz #trivia #triviaquestions #fact #facts #didyouknow #youknowwhat #hard #hardmode #challenge #biology #science #lab #scientist #biodiversity

One of my students drew catcetone #cat #acetone #chemistry #lablife #lab

Design, fabrication & optical characterization of a low-cost #OpenSource #SpinCoater:

- #microfluidics & lab-on-a-chip device fabrication
- based on an old hard drive
- #Arduino-controlled
- cost: $30

https://doi.org/10.1021/acs.jchemed.9b00013
#DIYbio #DIYchem #lab #instruments #nanotechnology #thinfilm #LoC #PDMS #chemistry

#MSLASpheroidStamp: #OpenSource 3D #cell #spheroids for everyone:

-#3Dprinted molds/stamps
-time-lapse #confocal #microscopy of spheroids
-#cytotoxicity screens

Preprint: https://doi.org/10.1101/2024.05.12.593682
GitHub: https://github.com/arteys/MSLASpheroidStamp
#DIYbio #lab #instruments #MSLA #3Dprinting #bioprinting #imaging

The envelope, please. And the winning caption is . . .
My Entry in The New Yorker Cartoon Caption Contest #946 attemptedbloggery.blogspot.com/2025/05/my-ent… #LonnieMillsap #Dog #Lab #TheNewYorker #Cartoon #CaptionContestv

The FDA allowed into the United States at least 150 drugs or their ingredients made at banned factories that were found to have mold, foul water, dirty labs or fraudulent testing protocols.

Key takeaways of our investigation:
https://www.propublica.org/article/fda-drug-safety-foreign-manufacturers-takeaways?utm_source=mastodon&utm_medium=social&utm_campaign=mastodon-post

I voted obediently.
My Entry in The New Yorker Cartoon Caption Contest #946 attemptedbloggery.blogspot.com/2025/05/my-ent… #LonnieMillsap #Dog #Lab #TheNewYorker #Cartoon #CaptionContest

#OpenSLS update: Generation of model #tissues with #dendritic #vascular networks via sacrificial #laser-sintered #carbohydrate templates: https://rdcu.be/b5tHy

Hardware designs: https://github.com/MillerLabFTW/OpenSLS
-R4: specialty powders for biomaterials research
-R3: nylon & wax #SLS

-#Python add-on for #Blender to generate bifurcating vascular structures
#DIYbio #OpenSource #lab #3Dprinting #bioprinter #laser #hydrogel #instruments