April 2006 PMID 16564111

Needle-free vaccine delivery.

Erin L Giudice, James D Campbell

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Mentions

71
Peak: 15 in Sep 2025
across 3 sources since Jun 2021

Extended reach

7,264,459
potential audience

Total likes

69

Video views

291

Mentions per month

Jun 2021 – Oct 2025

Where it's discussed

  • X / Twitter62 posts
  • Bluesky7 posts
  • YouTube2 videos

AI synopsis

What people are saying

The overall tone emphasizes the revolutionary promise of needle-free vaccine delivery, with examples like skin stretching techniques demonstrating higher antibody responses, and innovative methods such as ultrasound and dental floss being discussed in depth. Words like 'breakthrough,' 'revolutionize,' and 'game changer' convey excitement and belief in the significant future impact of these developments.

AgreementModerate agreement

Most discussions express support or optimism about needle-free vaccine methods, citing research results, and potential benefits.

InterestHigh interest

The posts show high interest, referencing multiple innovative techniques, funding, and ongoing research efforts.

EngagementHigh engagement

Many discussions analyze mechanisms, compare methods (like skin stretching and ultrasound), or explore future applications, reflecting deep engagement.

ImpactHigh impact

The conversations highlight the transformative potential of these technologies, including increased safety, pain reduction, and wider accessibility, indicating high perceived impact.

Abstract in brief

  • The article discusses the importance of developing needlefree vaccine delivery methods to improve mass vaccination efforts, enhance safety, reduce pain, and lower costs, especially in response to global health threats such as pandemics and bioterrorism.
  • It covers various needlefree techniques, including jet injectors that deliver liquid vaccines at high speed, powder injection that may eliminate the cold chain requirement, and transcutaneous methods like patches and microneedles that stimulate both systemic and mucosal immunity.
  • Additionally, it highlights emerging innovations like mucosal immunization via oral, nasal, or aerosol routes, use of bacterial vectors, and edible vaccines from transgenic plants, all fueled by ongoing advances in understanding immune responses to improve vaccine effectiveness.]

Top posts

Most liked on X and Bluesky
CIDRAP
@cidrap.bsky.social · Bluesky

CEPI announces award to advance needle-free vaccine delivery technology The button-like device doesn't require refrigeration and could be self-administered. www.cidrap.umn.edu/p... Photo: CDC / James Gathany

Jan 8, 2025 · 13 likes · 1 share View post →
Jay Jacobsmeyer
@VTCCHokie81 · X

@TheChiefNerd All of these needle-free vaccine delivery methods sound less like life-saving medicines and more like biowarfare weapons designed to kill millions.

Jul 27, 2025 · 10 likes · 1 share · 341 followers View post →
Engineering Science, Oxford
@oxengsci · X

Research at The Institute of Biomedical Engineering is pioneering a #NeedleFree vaccine delivery method using ultrasound, which could elicit stronger immune responses with less discomfort. Learn more: https://t.co/vNjdtFvPc7 #VaccineRevolution https://t.co/G8nT1NS0YC

Mar 25, 2024 · 8 likes · 2 shares · 5,712 followers View post →
CIDRAP
@CIDRAP · X

CEPI announces award to advance needle-free vaccine delivery technology The button-like device doesn't require refrigeration and could be self-administered. https://t.co/oUzr9Uqgo7 Photo: CDC / James Gathany https://t.co/JAPtDh8Ul9

Jan 8, 2025 · 4 likes · 1 share · 40,962 followers View post →
Australian Manufacturing
@AustralianM · X

Vaxxas has secured about $90M in new funding to scale up the commercialisation and manufacturing of its needle-free vaccine delivery technology. #Biotech #Manufacturing #Vaccines https://t.co/3LJ39L25Cd

Aug 26, 2025 · 4 likes · 6,197 followers View post →
AustralianManufacturingForum
@AuManufacturing · X

Brisbane-based biotechnology company Vaxxas published new research on Wednesday showing promising results for its needle-free vaccine delivery technology. https://t.co/W3xrwmprZs

Mar 4, 2025 · 4 likes · 3 shares · 2,094 followers View post →

All mentions

Aldo Ummarino
@AUmmarino · X

RT @CancerResearch: Led by CRI scientist Dr. Elodie Segura, a study in @CellPressNews demonstrates that gently stretching the skin can acti…

Oct 18, 2025 · 2 shares · 114 followers View post →
Casey Davis
@CaseyHealthC · X

RT @CancerResearch: Led by CRI scientist Dr. Elodie Segura, a study in @CellPressNews demonstrates that gently stretching the skin can acti…

Oct 17, 2025 · 2 shares · 36 followers View post →
Cancer Research Institute
@CancerResearch · X

Led by CRI scientist Dr. Elodie Segura, a study in @CellPressNews demonstrates that gently stretching the skin can activate local immune defenses by opening hair follicles and exposing immune cells to skin microbes- enabling needle-free vaccine delivery: https://t.co/5g7NDnm5aF

Oct 16, 2025 · 3 likes · 2 shares · 30,624 followers View post →
gerdcastan
@gerdcastan · X

@Leseerlaubnis @littlewisehen 2025: scheint ein Startup zu sein, dass sich auf dem Weg zur Kommerzialisierung befindet: https://t.co/ODuze3Va9F

Sep 30, 2025 · 1 like · 1,752 followers View post →
TorontoStarts
@TorontoStarts · X

Needle-free vaccine delivery needs biocoating and oral interface talent. Toronto’s biotech and materials science chops could lead. Are we ready for this shift? #StartupYYZ https://t.co/4tP1kExoE1

Sep 30, 2025 · 17,090 followers View post →
GetNews.me
@getnews-me.bsky.social · Bluesky

A suction cup stretches skin for ~20 min at ~6 N, keeping it permeable for ~15 min; mice given a topical H1N1 lotion after stretching showed immune responses similar to injections. Read more: https://getnews.me/skin-stretching-shows-promise-as-needle-free-vaccine-delivery/ #needlesfree #skinstretch

Sep 20, 2025 View post →
DGG
@DGG7334 · X

RT @GENbio: Needle-Free Vaccine Delivery Enabled by Stretching the Skin Preclinical tests showed that compared with intramuscular #vaccine…

Sep 19, 2025 · 1 share · 113 followers View post →
PatWorld Global IP Research Services
@PatWorlddata · X

Researchers from INSERM & King’s College London have demonstrated that skin stretching — via a device that gently applies suction — can transiently open hair follicles and activate immune cells without tissue damage. https://t.co/vZ1tphF8UD #vaccine #subcutaneousinjection

Sep 19, 2025 · 261 followers View post →
Genetic Engineering & Biotechnology News
@GENbio · X

Needle-Free Vaccine Delivery Enabled by Stretching the Skin Preclinical tests showed that compared with intramuscular #vaccinedelivery, the needle-free method resulted in higher antibody levels against H1N1 flu antigen @KingsCollegeLon @Inserm #immunity https://t.co/f4KZuRx9Yy

Sep 18, 2025 · 3 likes · 1 share · 89,220 followers View post →
Amesh Adalja
@AmeshAA · X

“Just stretching the skin was more effective than delivering the same vaccine with a needle, which shows the practical relevance of this immune activation” https://t.co/wR6GN4J5EZ

Sep 18, 2025 · 35,565 followers View post →
King's Faculty of Life Sciences & Medicine
@kingsmedicine · X

Read the King's story: https://t.co/FKEcAwRepL

Sep 18, 2025 · 11,559 followers View post →
Synthetic Regeneration Laboratory at Columbia
@SynRegLab · X

RT @LabWaggoner: @CellReports Transient skin stretching induces mechano-transduction, stimulates skin immune surveillance, & hair follicle…

Sep 17, 2025 · 1 share · 483 followers View post →
Waggoner Lab
@LabWaggoner · X

@CellReports Transient skin stretching induces mechano-transduction, stimulates skin immune surveillance, & hair follicle opening, which enables needle-free vaccine delivery for antibody responses https://t.co/0e158dEjM7 @KingsCollegeLon @Inserm @psl_univ

Sep 17, 2025 · 1 like · 1 share · 11,712 followers View post →
Waggoner Lab
@labwaggoner.bsky.social · Bluesky

@cp-cellreports.bsky.social Transient skin stretching induces mechano-transduction, stimulates skin immune surveillance, & hair follicle opening, which enables needle-free vaccine delivery www.cell.com/cell-reports... @kingscollegelondon.bsky.social @inserm.fr @psl-univ.bsky.social

Sep 17, 2025 View post →
SCIENMAG
@scienmag.bsky.social · Bluesky

Needle-Free Vaccine Delivery Achieved in Mice Through Skin Stretching Technique In a breakthrough that could revolutionize vaccine administration, researchers have discovered that mechanically stretching the skin significantly enhances its permeability and activates the local immune system,…

Sep 17, 2025 View post →
inmunoes
@inmunoes · X

#Immunology Skin stretching enables needle-free vaccine delivery in mice https://t.co/uyXPUnWhtv

Sep 17, 2025 · 54 followers View post →
Science X / Phys.org
@sciencex.bsky.social · Bluesky

Skin stretching increases skin permeability and immune cell activity, enabling effective needle-free vaccine delivery in mice and suggesting potential new approaches for topical immunization. doi.org/g93xzs

Sep 17, 2025 · 2 likes View post →
Cell Press
@cellpress.bsky.social · Bluesky

Skin stretching offers a needle-free method for #vaccine delivery in mice. Next, researchers will explore whether this same effect is possible in humans. www.cell.com/cell-reports... @cp-cellreports.bsky.social @kingscollegelondon.bsky.social Stuart A. Jones @esegura-lab.bsky.social

Sep 17, 2025 · 2 likes · 1 share View post →
Raffaele Di Giacomo, PhD
@sciqst · X

@NIH Intriguing development from NIH! The potential for a needle-free vaccine delivery method is certainly exciting and could improve adoption rates. It would be interesting to learn more about the mechanism behind using dental floss as a delivery method. How is the active component

Aug 30, 2025 · 9,323 followers View post →
Ensemble Consultancy
@EnsembleDC · X

@NIH Interesting to see research exploring dental floss as a potential needle-free vaccine delivery method—definitely curious to see where this goes.

Aug 30, 2025 · 162 followers View post →
Guided Solutions
@GuidedSolutions · X

Vaxxas raised $58.4 million in a new #financinground supporting its high-density microarray patch (HD-MAP) technology. It uses an ultra-high-density array of micro projections for #vaccine delivery.

Aug 28, 2025 · 1 like · 1 share · 724 followers View post →
Australian Manufacturing
@AustralianM · X

Vaxxas has secured about $90M in new funding to scale up the commercialisation and manufacturing of its needle-free vaccine delivery technology. #Biotech #Manufacturing #Vaccines https://t.co/3LJ39L25Cd

Aug 26, 2025 · 4 likes · 6,197 followers View post →
Business News Australia
@businessnewsaus.bsky.social · Bluesky

Brisbane-based biotech Vaxxas, developer of a needle-free vaccine delivery system, has secured an $89.2 million cash injection comprising debt and equity in one of the largest financing rounds for a p

Aug 25, 2025 View post →
Grok
@grok · X

@charleszings @SaintSeyiB The "dental floss" reference likely stems from a July 2025 study in Nature Biomedical Engineering on using floss for needle-free vaccine delivery (e.g., mRNA) via gums, tested successfully in mice. Some outlets falsely claim Bill Gates funded it, but the research was

Aug 11, 2025 · 6,756,961 followers View post →
Dr Rockson Samuel
@rockzen61 · X

Could flossing one day protect against fatal diseases? Discover how dental floss is being explored as a new needle-free vaccine delivery method through the gingival sulcus. https://t.co/kNIMqttzXt

Aug 9, 2025 · 185 followers View post →
TheXRPDon
@DonnieSEvans · X

@JOKAQARMY1 - The X post discusses a study published in Nature Biomedical Engineering where researchers developed a needle-free vaccine delivery method using dental floss coated with inactivated viruses, aiming to trigger immune responses in mice by applying it to their gumlines, potentially

Aug 3, 2025 · 3,510 followers View post →
Leah A Prida
@lprida72 · X

RT @josettecaruso: @GeneralMCNews Floss as a needle-free vaccine delivery method Recent research has explored the feasibility of using dent…

Jul 27, 2025 · 1 share · 710 followers View post →
Barbara C. Hickman
@_bhickman · X

RT @VTCCHokie81: @TheChiefNerd All of these needle-free vaccine delivery methods sound less like life-saving medicines and more like biowar…

Jul 27, 2025 · 1 share · 1,389 followers View post →
Jay Jacobsmeyer
@VTCCHokie81 · X

@TheChiefNerd All of these needle-free vaccine delivery methods sound less like life-saving medicines and more like biowarfare weapons designed to kill millions.

Jul 27, 2025 · 10 likes · 1 share · 341 followers View post →
@JosetteCaruso Josette Caruso
@JosetteCaruso_ · X

@GeneralMCNews Floss as a needle-free vaccine delivery method Recent research has explored the feasibility of using dental floss as a novel, needle-free method for vaccine delivery.  How it works The method leverages the inherent permeability of the gingival sulcus, the space between the teeth https://t.co/XxxQ2mDv4T

Jul 26, 2025 · 2 likes · 1 share · 85,734 followers View post →
CheckItSherlock
@CheckItSherlock · X

@JX33_AI @HustleBitch_ ⚠️ Requires Context: The claim that Bill Gates is behind "vaccine-loaded dental floss" is exaggerated and misleading. While the Gates Foundation has funded research into needle-free vaccine delivery methods—such as nasal sprays, edible vaccines, and microneedle patches—there is

Jul 26, 2025 · 529 followers View post →
Sahyadri Startups
@sahyadristartup · X

Innovodigm Raises INR 5.5 Crore to Scale Needle-Free Vaccine Delivery Platform - Sahyadri Startups https://t.co/ecQ56VvPOJ

Jun 25, 2025 · 5 followers View post →
Peter Roberts
@PeterTRoberts · X

RT @AuManufacturing: Brisbane-based biotechnology company Vaxxas published new research on Wednesday showing promising results for its need…

Mar 5, 2025 · 3 shares · 1,534 followers View post →
Geoff Payne
@geoffrey_payne · X

RT @AuManufacturing: Brisbane-based biotechnology company Vaxxas published new research on Wednesday showing promising results for its need…

Mar 4, 2025 · 3 shares · 9,552 followers View post →
AustralianManufacturingForum
@AuManufacturing · X

Brisbane-based biotechnology company Vaxxas published new research on Wednesday showing promising results for its needle-free vaccine delivery technology. https://t.co/W3xrwmprZs

Mar 4, 2025 · 4 likes · 3 shares · 2,094 followers View post →
alignAfrica
@alignWithAfrica · X

We at alignAfrica are thrilled to have engaged in a productive discussion with the @gatesfoundation and @PharmaJet to bolster Ethiopia’s polio immunization efforts. Together, we’re advancing needle-free vaccine delivery to protect our communities. #EndPolio #VaccinesWork https://t.co/23PxhodPqO

Feb 24, 2025 · 950 followers View post →
aponia_analytics
@AponiaAnalytics · X

#CEPI announces award to advance needle-free #vaccine delivery technology | ⁦@CIDRAP⁩ #biotech ⁦@CEPIvaccines⁩ https://t.co/jGTxpZXZgi

Jan 8, 2025 · 1 like · 5,123 followers View post →
Amesh Adalja
@AmeshAA · X

“Micron Biomedical's button-like device can be applied to the skin and, when pushed, can deliver the vaccine painlessly. It doesn't require refrigeration and can be self-administered” https://t.co/Q4aobUatit

Jan 8, 2025 · 2 likes · 35,565 followers View post →
MariaBanana
@MariaIreland · X

RT @CIDRAP: CEPI announces award to advance needle-free vaccine delivery technology The button-like device doesn't require refrigeration a…

Jan 8, 2025 · 1 share · 168 followers View post →
CIDRAP
@cidrap.bsky.social · Bluesky

CEPI announces award to advance needle-free vaccine delivery technology The button-like device doesn't require refrigeration and could be self-administered. www.cidrap.umn.edu/p... Photo: CDC / James Gathany

Jan 8, 2025 · 13 likes · 1 share View post →
CIDRAP
@CIDRAP · X

CEPI announces award to advance needle-free vaccine delivery technology The button-like device doesn't require refrigeration and could be self-administered. https://t.co/oUzr9Uqgo7 Photo: CDC / James Gathany https://t.co/JAPtDh8Ul9

Jan 8, 2025 · 4 likes · 1 share · 40,962 followers View post →
maypole1688
@maypole1688 · X

RT @a_palaszczuk: This is what a needle-free vaccine looks like. Today we announced a deal with pharmaceutical company Vaxxas to manufactu…

Dec 24, 2024 · 49 shares · 538 followers View post →
Gregson Hall
@hall_gregson · X

RT @GauteNilsen: Look what happened when I searched for

Aug 22, 2024 · 2 shares · 2,269 followers View post →
Jo
@Jojones2762 · X

RT @GauteNilsen: Look what happened when I searched for

Aug 22, 2024 · 2 shares · 12,182 followers View post →
Gaute Adler Nilsen
@GauteNilsen · X

Look what happened when I searched for

Aug 22, 2024 · 1 like · 2 shares · 14,259 followers View post →
Breeauna Sagdal
@Breeauna9 · X

@4Ramusjoy Speaking of needle-free vaccine delivery. Have you seen this yet? Apparently, someone has requested regulatory clarity from APHIS on a pathway to commercialization for GM microbes within the pharmaceutical industry. Read the notice here https://t.co/SPYzA6pWTf https://t.co/wNmQEngMn4

Jul 6, 2024 · 19,073 followers View post →
Engineering Science, Oxford
@oxengsci · X

Congratulations to IBME DPhil student Joel Balkaran for winning the best short talk prize at the The Jenner Institute early career symposium! His research on needle-free vaccine delivery is driving innovation in global health. #VaccineResearch #InnovativeMedicine

Jul 4, 2024 · 2 likes · 5,712 followers View post →
Sara Keller
@sarabkeller · X

RT @oxengsci: Innovating Vaccine Delivery for a Needle-Free Future! Oxford researchers at IBME explore painless #UltrasoundTechnology to re…

Apr 30, 2024 · 1 share · 154 followers View post →
Engineering Science, Oxford
@oxengsci · X

Innovating Vaccine Delivery for a Needle-Free Future! Oxford researchers at IBME explore painless #UltrasoundTechnology to revolutionize immunisation. For #WorldImmunisationWeek, envision a safer, more effective future of immunisation. Read more ➡ https://t.co/CFXD2BKNNg https://t.co/JGGPFjvgGz

Apr 30, 2024 · 2 likes · 1 share · 5,712 followers View post →
Engineering Science, Oxford
@oxengsci · X

Innovating Vaccine Delivery for a Needle-Free Future! Oxford researchers at IBME explore painless #UltrasoundTechnology to revolutionize immunisation. For #WorldImmunisationWeek, envision a safer, more effective future of immunisation. Read more ➡ https://t.co/CFXD2BKNNg https://t.co/63g4Vl3GxV

Apr 30, 2024 · 5,712 followers View post →
Kevin
@dwyerkg · X

@MikaelaRossy @historyinmemes Needle-free vaccine delivery - PubMed Jet injectors are needle-free devices that deliver liquid vaccine through a nozzle orifice and penetrate the skin with a high-speed narrow stream. They generate improved or equivalent immune responses compared with needle and syringe.

Apr 30, 2024 · 227 followers View post →
Beyond Antibiotics: Research Programme
@AMR_Research · X

RT @oxengsci: Research at The Institute of Biomedical Engineering is pioneering a #NeedleFree vaccine delivery method using ultrasound, whi…

Mar 26, 2024 · 2 shares · 892 followers View post →
Sara Keller
@sarabkeller · X

RT @oxengsci: Research at The Institute of Biomedical Engineering is pioneering a #NeedleFree vaccine delivery method using ultrasound, whi…

Mar 25, 2024 · 2 shares · 154 followers View post →
Engineering Science, Oxford
@oxengsci · X

Research at The Institute of Biomedical Engineering is pioneering a #NeedleFree vaccine delivery method using ultrasound, which could elicit stronger immune responses with less discomfort. Learn more: https://t.co/vNjdtFvPc7 #VaccineRevolution https://t.co/G8nT1NS0YC

Mar 25, 2024 · 8 likes · 2 shares · 5,712 followers View post →
Engineering Science, Oxford
@oxengsci · X

Research at the Institute of Biomedical Engineering is pioneering a #NeedleFree vaccine delivery method using ultrasound, which could elicit stronger immune responses with less discomfort. Learn more: https://t.co/vNjdtFvPc7 #VaccineRevolution https://t.co/DCZk5ZyihR

Mar 25, 2024 · 5,712 followers View post →
shine5
@shine5girl · X

12/7/23 at Acoustics, Sydney, a doctoral researcher at the Univ. of Oxford’s Institute of Biomedical Engineering, DarcyDunn-Lawles,discussed  his research needle free vaccine delivery method using ultrasound technology. @CathrynAussie

Mar 25, 2024 · 2,075 followers View post →
Ingebingebolle
@ikkealweer · X

They think people are afraid of needles. Nope. They just don`t want that vaccine! "The Coalition for Epidemic Prep. Innovations (CEPI) is partnering with Jurata Thin Film Inc. to develop wafer-like mRNA film that can be taken under the tongue for needle-free vaccine delivery. https://t.co/RjqdOSPvzr

Jan 3, 2024 · 255 followers View post →
Mary Wallace
@Mare06220614 · X

RT @alphakuo3: Ultrasound and Other Needle Free Vaccine Delivery Systems Coming Soon. Sounds dystopian - gas based systems delivering vac…

Dec 25, 2023 · 1 share · 795 followers View post →
The Very Unhappy PA
@c36812927 · X

Will you ... Well will you! https://t.co/EHUpWrMxZg “The Coalition for Epidemic Preparedness Innovations is partnering with Jurata Thin Film Inc to develop a wafer-like mRNA film that can be stored at room temperature and taken under the tongue for needle-free vaccine delivery. https://t.co/uvPzsUrNQw

Dec 20, 2023 · 419 followers View post →
Trinity
@alphakuo3 · X

Ultrasound and Other Needle Free Vaccine Delivery Systems Coming Soon. Sounds dystopian - gas based systems delivering vaccines via a puff of air, edible vaccines... https://t.co/rpvNgCGkTN

Dec 19, 2023 · 1 like · 1 share · 1,728 followers View post →
thirtha.shetty@covance.com
@thirtha_shetty · X

An estimated quarter of adults and two-thirds of children have a strong fear of needles. Now researchers are investigating the potential of a painless, needle-free vaccine delivery by ultrasound. https://t.co/p8jJwJBBC0

Dec 18, 2023 · 3 followers View post →
Chris Heckman
@heckman_ch40892 · X

An estimated quarter of adults and two-thirds of children have a strong fear of needles. Now researchers are investigating the potential of a painless, needle-free vaccine delivery by ultrasound. https://t.co/tp9Nt8RcGM

Dec 18, 2023 · 13 followers View post →
Aditi Bhattacharyya
@tuatinnimegh · X

RT @DeeEternalOpt: Coalition for Epidemic Preparedness Innovations (CEPI) has partnered with Jurata Thin Film, Inc. (Jurata) to advance dev…

Dec 14, 2023 · 1 share · 616 followers View post →
Dee
@DeeEternalOpt · X

Coalition for Epidemic Preparedness Innovations (CEPI) has partnered with Jurata Thin Film, Inc. (Jurata) to advance development of Jurata’s thermostable under-the-tongue mRNA vaccine films as a needle-free vaccine delivery platform. https://t.co/f0KOz7J2eV https://t.co/6vwEq7pvyS

Dec 12, 2023 · 2 likes · 1 share · 4,137 followers View post →
Georgia Tech Federal Relations
@GTinDC · X

RT @CabreraAngel: My colleague Mark Prausnitz & @gatesfoundation are making needle-free vaccine delivery that is as easy and painless as st…

Dec 12, 2023 · 3 shares · 1,288 followers View post →
Stephen Fleming
@StephenFleming · X

RT @CabreraAngel: My colleague Mark Prausnitz & @gatesfoundation are making needle-free vaccine delivery that is as easy and painless as st…

Dec 12, 2023 · 3 shares · 11,810 followers View post →
Georgia Tech Office of Technology Licensing
@GaTechOTL · X

RT @CabreraAngel: My colleague Mark Prausnitz & @gatesfoundation are making needle-free vaccine delivery that is as easy and painless as st…

Dec 12, 2023 · 3 shares · 1,187 followers View post →
June Myklebust
@Darkstar7769 · X

Needle-free vaccine delivery - PubMed https://t.co/gDjATk2DVB

Aug 31, 2022 · 82 followers View post →
Jaimie Wyatt
@wyatt_jaimie · X

https://t.co/z9WQ589R6y

Jun 20, 2021 · 943 followers View post →