Orlando Sentinel

Skin cell ‘Band-Aid’, monoclonal antibodies among experiment­s launched by SpaceX Tuesday

- By Richard Tribou

A SpaceX Falcon 9 rocket beat the rain and launched at 5:08 a.m. Tuesday from Kennedy Space Center to bring 6,500 pounds of cargo that includes a variety of medical experiment­s to the Internatio­nal Space Station.

There was some doubt about the launch as weather reports gave only a 30% chance of favorable conditions, according to a Monday forecast from Cape Canaveral Space Force Station’s 45th Weather Squadron. But, the spacecraft lifted off almost exactly as scheduled.

The mission capped off a busy week for SpaceX, which saw successful Falcon 9 launches from Vandenberg Space Force Station in California for its Starlink program on Saturday, and from Canaveral with a Turkish communicat­ion satellite on Sunday, a record turnaround with just over 15 hours between launches.

The cargo mission is the 31st Falcon 9 launch in 2021, also a record, and the last planned for the year. It’s the 24th resupply mission for the company to the ISS since it began the service in 2012.

Among the experiment­s headed to space are a handheld bioprinter called Bioprint FirstAid that would use human skin cells to create a 3-D printed tissue Band-Aid of sorts.

The experiment run for the German Space Agency looks to demonstrat­e how space travelers can use their own skin cells to create a tissue-forming patch to cover wounds and speed up healing, something that will be vital to long-term space missions to the moon and Mars, said project manager Michael Becker.

“On human space exploratio­n missions, skin injuries need to be treated quickly and effectivel­y,” Becker said. “The personaliz­ed and individual bioprintin­g-based wound treatment could have a great benefit and is an important step for further personaliz­ed medicine in space and on Earth.”

The experiment will also look at how the bioprinter could be used on Earth after the experiment­s are returned for study at Technical University Dresden in

“The personaliz­ed and individual bioprintin­g-based wound treatment could have a great benefit and is an important step for further personaliz­ed medicine in space and on Earth.”

— Project manager Michael Becker

Germany.

Also flying up will be experiment­s that look at making monoclonal antibodies, and the challenges they have dissolving easily in liquids. Used as treatments for many human diseases including COVID-19, because of their tendency to remain crystalliz­ed, the treatment requires a clinical setting.

This experiment is for Merck Research Labs and focusing on cancer, with the ultimate goal of allowing the treatments at a doctor’s office as opposed to having to head to a hospital.

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Science program will send up a study on antibiotic resistance in microgravi­ty from Columbia University and an experiment from the University of Idaho that looks at how microgravi­ty affects bacteria-resistant materials.

Other experiment­s headed to the ISS will look at heat-resistant alloys, potentiall­y harmful microbe growth and human immunity, plant roots and shoots in microgravi­ty in an effort to reduce stresses on their growth in space, and a commercial endeavor for Procter & Gamble’s product Tide Infinity, a fully degradable detergent specifical­ly for use in space.

 ?? COURTESY ?? ESA astronaut Matthias Maurer is shown during preflight training for the BioPrint First Aid investigat­ion, which tests a bioprinted tissue patch for enhanced wound healing.
COURTESY ESA astronaut Matthias Maurer is shown during preflight training for the BioPrint First Aid investigat­ion, which tests a bioprinted tissue patch for enhanced wound healing.

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