Dr. Angela Rasmussen

@angie_rasmussen517k followers

Virologist. Co-EIC Vaccine. Jeopardy! loser. "Disreputable vaccine cheerleader." 🇺🇸in🇨🇦. Opinions mine. she/her

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1Apr 21, '25So this interview lasted 2 hours so this “you’re scaring me” part might seem like an overreaction or fearmongering to someone without that context. There’s a lot of evidence to sup40.5×4M12k2.1k4.1k
2Aug 28, '25Scientist here. Mitochondria do not present challenges to faces, movements, or social connections. Maybe those kids just don’t like you because you’re staring at them like a creep 30.5×3M70k11k1.5k
3Feb 15, '25You guys the Vice President of the United States just blew off the Chancellor of Germany to meet with Nazis instead. Does it need to be more fucking clear to Americans what kind of23.6×2.3M65k13k2.6k
4Dec 17, '24This is a lie. And it’s an abhorrent lie because the goal of this lie is to prevent polio vaccination and kill even more people.23.1×2.3M44k5.1k1.4k
5Jul 15, '23Enzymes like furin are not differentially compatible with different ethnicities. Jewish or Chinese protease consensus sequences are not a thing in biochemistry, but they are in rac16.9×1.7M8.5k1.9k249
6Mar 15, '20Virologist here. You don't know if you are carrying a virus if you haven't been tested. You can expose others by being close to them or touching shared surfaces, such as by eating 15.3×035k6.8k251
7Feb 14, '25Giving infectious disease research a break, as promised by the MAHA agenda. Let's break down what exactly this Executive Order is *really* saying. Fortunately, I speak fluent anti-12.9×1.3M13k3.2k4k
8Apr 13, '21For perspective, here are some numbers: 1 in 1,000,000: J&J vaccine 1 in 3,000: oral contraceptives 1 in 5: hospitalized COVID-19 patients As someone who got the J&J vaccin12×024k6.4k433
9Oct 11, '25I don’t know who needs to hear this but the CDC is being eviscerated right now. America is not going to have any kind of outbreak response capacity after tonight. Americans’ health12×1.2M24k6.8k1.6k
10Oct 17, '25Cannot believe I just searched “teenage sperm count” on PubMed to confirm my suspicion that nowhere near enough adolescent semen research has occurred in any era to support this cl11.8×1.2M38k4.3k1.4k
11Jun 4, '24People asking why this is factually incorrect…I’m at a conference today so am pressed for time but I’ll quickly address each of the 5 “key points.” Bottom line: You can dress up un11.7×1.2M3.6k1k1.4k
12Jul 26, '22Where did the pandemic begin? Was it from nature or a lab? Since the start, this fundamental question has gone unanswered. Until now. Out in @ScienceMagazine: SARS-CoV-2 emerged in8.0×010k4k2.8k
13Feb 2, '25On Data Purge Eve, many people stayed up late to save the CDC website. @charles_gaba downloaded the whole thing. 👑 A group of us are working to make these preserved data an access7.9×776k18k5.4k5.4k
14Sep 19, '24Two years ago, we demonstrated that the SARS-CoV-2 pandemic likely began at the Huanan Market via zoonosis resulting from the wildlife trade. Many unanswered questions remained abo7.5×738k2.1k663785
15Nov 30, '24Rabies virus is the most lethal virus you can get. Neuroinvasive rabies is a death sentence. I cannot stress this enough: if you have any physical contact with a bat—especially a b7.0×687k11k2.1k601
16Dec 22, '21All immunity is natural, because your immune system is natural. It is acquired either through infection or vaccination. Infection has more side effects, many of which are very bad 6.6×015k2.8k275
17Feb 14, '25I wasn’t planning on discussing this publicly (it’s nobody’s business) but after this bullshit MAHA EO, fuck it, it’s personal story time. Let’s talk safe meds. I lost ~75 pounds t6.5×643k3.7k281643
18Apr 26, '20Yesterday I tweeted criticism of Trump, and I dropped a F bomb. Some have complained in the replies about how this vulgar display of uncontrolled emotion, as well as me expressing 6.4×015k2k80
19Mar 5, '25Well my old friend Jay Bhattacharya is having his Senate confirmation hearing today so time for a quick refresher on who this guy is. A mass infection proponent who never met a con5.5×542k3k678453
20Apr 28, '21Они обалдели! The Sputnik V vaccine Ad5 vector is evidently replication competent. The makers apparently neglected to delete E1, so getting this vaccine means being infected with l5.3×05.7k2.8k973
21Jan 23, '21This is not correct. SARS-CoV-2 is nothing like influenza virus from a virological or evolutionary standpoint. A short thread on some big differences:4.7×08.1k2.3k943
22Jun 26, '20I've been reluctant to criticize Dr. Deborah Birx because she's the only woman in an overwhelmingly male #coronavirus task force and she has a long history of doing critical work t4.1×07.8k2.1k100
23Jan 24, '21So maybe Dr. Birx should explain why she didn’t set the record straight when she saw this. Of course she won’t, because she was more committed to keeping her job than actually doin4.0×08.5k1.7k89
24Dec 12, '20One more reason why I’m thrilled to be moving to Canada!!!3.9×010k95043
25Mar 8, '25I don’t see how anyone can look at this Orwellian forbidden words list and think this is free speech3.8×377k17k3.8k1.2k
26Jan 22, '25No study section...no grant reviews No grant reviews...no grants awarded No grants awarded...no research No research...no functional NIH And if your salary was funded by NIH, no pa3.7×366k4.1k1.1k436
27Jan 27, '25This is bad news. It suggests reassortment of circulating H5N1 viruses with viruses containing N9 NA. Although this indicates reassortment with avian viruses, it's still bad. Reass3.6×356k4.4k1.1k747
28Dec 18, '24My replies are perpetually full of anti-vaxxers these days telling me about polio vaccines. Not shockingly, most of what they are saying is wrong. Luckily, I trained with @profvrr 3.5×344k3.8k867712
29Jul 15, '21We hear often about how delta is more transmissible, but we don't hear much about why that's the case or how that impacts exposure risk. A new study by Li and colleagues is out on 3.4×04k2k898
30Jul 23, '21If Sha’Carri Richardson loses her earned spot at the Olympics for using legal cannabis because it is a personal choice that’s theoretically endangers her, then these 100 athletes s3.3×07.3k1.6k78
31Jan 11, '22I keep getting asked if SARS-CoV-2 is endemic yet. Record-busting case counts are not endemicity.3.2×06k1.6k324
32Jan 30, '25Out today in @ForeignPolicy: I wrote about what will happen if there is an H5N1 pandemic with Robert F Kennedy, Jr. in charge of safeguarding the health of Americans. If RFK Jr is 3.1×305k3.2k934433
33Apr 26, '20As a virologist, my professional opinion of this tweet is fuck off, you cowardly, fragile, gaslighting liar whose own repeated extolling of inaccuracies have directly gotten people2.8×06.1k1.3k36
34Jan 20, '22I predict that the people who are making predictions about the “end” of the pandemic will be wrong just like they have been every other time they’ve wrongly predicted the end of th2.8×06.3k1k127
35Nov 2, '21PSA: the Moderna vaccine doesn’t contain luciferase. And luciferase isn’t named after Lucifer 😈…it’s a common biological reporter that produces light which can be measured. Lucife2.8×05.2k1.4k162
36Jan 25, '21Great news. The Moderna vaccine elicits antibody responses that neutralize the emerging variants. The vaccines still work.2.7×06.1k1.2k64
37Apr 9, '25Great idea, Americans are going to LOVE not being able to afford their essential medications.2.6×257k6.6k1.1k110
38Jan 5, '22Stop this "flurona" BS. Co-infections of circulating respiratory viruses happen all the time. Co-infections of influenza and SARS-CoV-2 were reported in early 2020. This is almost 2.6×05.3k1.4k86
39Oct 7, '20Good lord. Former CDC Director Bill Foege sent current CDC Director Robert Redfield a letter and it is five pages of scathing fire.2.5×03.8k1.7k274
40Feb 2, '25I’m American and have always been a reliable USA-chanting patriot. I have lived in Canada for almost 4 years now and while it’s lovely here and I’ve been so kindly welcomed, I have2.4×242k8.9k83566
41May 31, '20Another awful “both sides” armchair epidemiologist take. Mass gatherings facilitate #COVID19 transmission, whether it’s a giant pool party or a protest against racist violence and 2.3×04.8k1.3k56
42Mar 28, '20This graph has been making the rounds today on the effect of masks at reducing #SARSCoV2 #HCoV19 #COVID19 #coronavirus transmission. There's a lot more going on here than mask/no m2.3×03.1k1.5k251
43Apr 13, '21👇🏻Exactly. 6 cases out of 7 million doses. This is an extremely rare (less than 1 in a million) “safety signal.” Its normal for FDA to investigate, and to pause while it does out2.2×04.5k1k78
44Jun 27, '21This is a huge story. An Australian virologist at WIV in late 2019 notes: -no sick employees at WIV -best-practice biosafety protocols in place -did not witness GoF work which she'2.2×03.2k1.2k431
45Dec 30, '21Many. Hepatitis B vaccine. Rotavirus vaccine. Inactivated polio vaccine. No vaccine is 100% effective, and many are imperfect at preventing transmission, but these vaccines are ver2.1×04.7k951108
46Apr 14, '22Lots of anecdotes about people getting COVID at in-person conferences. I went to one last week in Boston and next week am going to one in Portugal. Both require negative testing fo2.1×03.5k717662
47Sep 25, '20Alex Berenson is accusing me of using "a red-flag libel word" because I said he lied on FoxNews about #COVID19. He demands I provide evidence of these lies (though lol—he didn't ta2.1×03.4k934216
48Sep 8, '20Something has really been bothering me a lot and it's the notion that there is a scientific debate about whether aerosol transmission of #SARSCoV2 #COVID19 #coronavirus occurs. I d2.0×03.8k1k223
49Jun 28, '23RSV wasn’t caused by vaccine research. HIV didn’t emerge from polio vaccines. Nobody knew flu was caused by a virus in 1918, much less leaked it from a vaccine lab. Gain of functio2.0×195k2.7k61452
50Jan 20, '25Never thought I would see the day when Tony Fauci, a lifelong public servant who built NIAID into the global standard for supporting infectious disease research under both parties'2.0×195k4.8k746118
51Oct 16, '22If your emu (or any bird) has avian influenza, do not kiss it. Do not cuddle with it. Do not touch it. Bird flu is extremely dangerous to humans and other animals. And it sounds ha2.0×04.9k520129
52Feb 26, '22Despite complaints that there's no evidence supporting a natural zoonotic origin for SARS-CoV-2 vs a lab leak, some of us never stopped looking for evidence of either. Along with s1.9×02.8k888586
53Oct 18, '21Yes, Colin Powell died of a breakthrough infection. That is why boosters are recommended for people at high risk for severe COVID-19. Yes, that means vaccines aren’t 100% effective1.9×04.4k65151
54Jun 21, '20Over 115,000 people are dead because of this pandemic and the President reduced it to a racist joke.1.8×03.2k1.2k26
55Jun 3, '20So...about that pandemic that's still going on. #COVID19 patients who are currently in the ICU were not infected at BLM protests. They were infected several weeks ago, right around1.8×02.5k1.6k53
56Jul 8, '20Unfortunately, this is not very surprising. Neurological sequelae following viral infection is not uncommon.1.8×02.7k1.3k108
57Apr 26, '21PSA: Vaccines do not "promote mutations. Mutations occur when a virus replicates. The COVID-19 vaccines are very protective and significantly reduce infections. Including against v1.8×03.5k1k63
58Feb 3, '21...except every single virologist, evolutionary biologist, and ID epidemiologist in the world.1.7×04k70418
59May 5, '20This type of reporting on #SARSCoV2 #COVID19 #coronavirus makes my blood boil. There is no evidence that the dominant strain is such because it is "more contagious"1.7×02.5k957175
60Jul 22, '21There you have it in @NEJM. Pfizer is ~90% effective against delta. AstraZeneca is ~70%. This is similar to effectiveness against other variants, including alpha. Vaccines work, ev1.7×02.8k1.1k144
61Dec 27, '20Hold up. The accidental low dose in the AstraZeneca trial was because Oxford insisted that NANODROP was more accurate than qPCR?! Ahahahahahahahahahahahaha1.7×03.2k489197
62Apr 23, '25Scientists haven’t been “frankly scared to ask the question”. There are 1000s of studies in the peer-reviewed literature showing no link between autism & the MMR vaccine. Progr1.7×164k4.3k956168
63May 13, '22If you think SARS-CoV-2 is manageable because it’s now something more akin to seasonal influenza, a reminder: Typically around 30,000 people die of seasonal flu in the US per year.1.6×03.1k912117
64Oct 12, '20This is a really important point. We achieve "herd immunity" through vaccination, not natural infection. We have NEVER used herd immunity via naturally acquired infection as a publ1.6×02.9k1k77
65Dec 12, '22New Twitter might be hardcore but it’s got nothing on reality. “The booing got louder as Musk wandered around onstage with a microphone in hand. Musk started pacing and waving, cle1.6×03.3k74795
66Jan 25, '22The primary purpose of vaccines is to prevent disease. The vaccines do this. The vaccines don’t prevent transmission entirely but they do significantly reduce it. With a booster, V1.6×02.9k763219
67Oct 25, '20Proponents of natural herd immunity never seem to spend much time on this part of it: what happens when there are so many COVID cases in a given community that health care has to b1.6×02.6k95829
68Oct 29, '21I’ll never give another interview to a Newsweek reporter for putting this fearmongering, anti-vaccine crap on its cover1.5×03.8k42928
69Feb 14, '21This is eugenics and it is revolting.1.5×02.8k93343
70Jan 12, '22This article is one of the dumbest things I’ve ever read and for the WSJ Opinion Page, that’s some rarefied bullshit air to breathe. Let’s start with the authors’ facile, incorrect1.5×02.5k768319
71Jul 6, '21Good morning, still no evidence that vaccines don't work very well against the variants. Delta, epsilon, lambda, whatever. Vaccines work and continue to work. Get vaccinated.1.5×03.5k60426
73Oct 25, '20Ffs. I usually leave this to the physicians to debunk since I’m not a clinician but for the record: nobody makes extra money by saying people died from COVID vs anything else. Not 1.5×02.9k72352
74Feb 8, '21This is great news. The Pfizer vaccine reduces viral loads, increasing evidence that vaccines protect against infection as well as disease. This is not unexpected but important to 1.5×02.8k859116
76Mar 29, '21Kids are not immune to SARS-CoV-2. Reaching the herd immunity threshold doesn’t just mean vaccinating adults. It means vaccinating everyone, including kids. Dr. @jeremyfaust and I 1.4×02.4k78296
77May 4, '20I am a virologist, not an epidemiologist, but even so, I know that severely ill #COVID19 patients are not going to miraculously stop dying on May 15th. Economic advisors should not1.4×02.7k87943
79Jul 6, '20Fun fact: plague is endemic around the world, including in the US. A "level III early warning" is the second-lowest biological threat level. Plague is treatable with antibiotics. T1.4×02.5k83643
80Mar 8, '25The US steps down from leading the world in public health, so Canada is stepping up. Vaccination saves lives and Canada is showing the world their value. I'm not very proud to be a1.4×135k4.2k76243
81Mar 14, '25The thing that upsets me more than anything about the attacks on science is the elimination of an entire generation of scientists. It’s not just destroying our present, it’s destro1.4×135k4.5k1.2k134
83Mar 21, '22When a new variant emerges, don’t believe people who say we didn’t see it coming. It’s coming.1.3×02.7k72166
85Nov 15, '20Action shot of droplet transmission1.3×02.6k59330
86Feb 8, '21I’m with Dr. Fauci on this. The benefits of single dose are minimal compared to what the data supports regarding the risks.1.3×02.8k60333
87Dec 27, '20It amazes me how people have more faith in actual virologists, vaccinologists, immunologists, epidemiologists, & infectious disease specialists than they do the innate hubris o1.3×03.2k40426
88Aug 30, '20What’s the word I’m looking for to describe authorization of a vaccine that hasn’t completed phase 3 trials thus isn’t supported by safety and efficacy data? Oh, right. Unethical.1.3×02.3k79125
89Dec 28, '21Once again, @CDCgov outdoes itself by taking what might be a reasonable policy (test to leave isolation) and removing the part that makes it reasonable (the testing part). This is 1.2×02.5k56685
90Oct 13, '20When we hear that a trial has been stopped because a participant has gotten sick without explanation and the DSMB needs to investigate, that means the clinical trial process is wor1.2×02.8k52521
91Feb 6, '21I’m burned out. I need a break. Badly. So I ran away to the fake Bavarian town in the mountains and am now drinking wine outdoors with my spouse around our personal fire pit and I’1.2×03.5k5847
92Oct 3, '20Amy Coney Barrett has already been detrimental to public health before even having a single confirmation hearing.1.2×02.9k4847
93Dec 18, '21If you have symptoms of COVID-19, for example a dry cough, I advise that you do not go testify to Congress about how masks are unnecessary while maskless.1.1×02.4k54561
94Dec 17, '24Keep saying it, Peter. Even if people don’t listen, it’s the truth and you should never be silent about that.1.0×103k3k63847
95Sep 4, '25I feel like the Acting CDC Director should not refer to mRNA vaccines as “gene-altering therapeutics” because 1. they are not and 2. it demonstrates that the head of our national p1.0×99k4.2k81593
96Jun 7, '21I have strong opinions. Sometimes I express them with profanity. I'm not perfect and I don't pretend to be. But I'm also a human being and I don't deserve to be stalked and threate1.0×02.6k15328
97Jun 19, '25Isn't American science incredible? 2 doses/year. No detectable viral load. No disease progression. No transmission. Lencapivir can prevent millions of infections & save million0.9×91k3.5k684130
98Nov 30, '20Since vaccines don’t kill ~2% of people who take them, I’m gonna go ahead and say they provide “superior” immunity.0.9×02.3k26013
99Jan 24, '21On Tuesday, my >65 year old parents will be getting their first vaccine shot and my 22-year-old stepson, who works in a clinical setting, will be getting his second. They have d0.9×02.4k1368
100Mar 10, '22Dude in the row in front of me kept pulling his mask down despite being asked by flight attendant multiple times to keep his nose covered. She got fed up and told him it’s a $5K fi0.9×02.6k966
101Oct 17, '20It’s my 4th wedding anniversary. We normally go out or take a fabulous trip but not this year, so we splurged on some beautiful steaks and opened a nice bottle of wine. Sat down an0.8×02.4k317

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