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This complex diagram highlights the presence of HIV in the spike protein, as identified by Luc Montagnier, a leading virologist and Nobel Prize winner for discovering HIV. Montagnier's research indicates that 18 RNA fragments in the spike protein match those of HIV and simian immunodeficiency virus (SIV). Notably, information about his former academic position has been removed from the internet, similar to the erasure of details regarding Zhang Li's work. Montagnier's findings emphasize the connection between HIV and the spike protein, reinforcing his authority on the subject.

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Dr. Hotez explains that while vaccines are often described as miraculous, the development was not a four-month process but a seventeen-year effort dating back to the post-SARS period. After SARS emerged in 2003, researchers identified the spike protein as the virus’s soft underbelly and began experimental vaccine development. When the COVID-19 sequence was released in January, the coronavirus community quickly concluded that a vaccine could be made, and attention turned to which technology would be fastest and most enduring. All vaccines discussed (AstraZeneca, Pfizer, Moderna, J&J, and the one being scaled in India) target the spike protein. He emphasizes that this was a deliberate long-term program, not a rushed push. Nicole notes the broader context of vaccine safety, particularly on a day when a vaccine-skeptical witness testified before the Senate Homeland Security Committee. Dr. Hotez clarifies that the virus behind the current pandemic comes from a family of coronaviruses scientists have studied for a long time, and that once specifics emerged, researchers could finalize the vaccine approach. He reiterates the importance of reassurance about safety in light of public skepticism. Dr. Hotez highlights the role of the NIH and the National Institute of Allergy and Infectious Diseases, led by Tony Fauci, and Francis Collins at NIH, in launching a major coronavirus program beginning in 2003. This funding enabled the development of some of the first prototype vaccines, illustrating a deliberate US government and NIH investment to advance vaccine research. He notes the ongoing need to assess rollout and production robustness, as this technology is brand new, and additional vaccines will be necessary to vaccinate populations. Looking ahead, the conversation acknowledges that the United States will require four or five different vaccines to achieve broad vaccination coverage, rather than relying solely on the two mRNA vaccines. The UK has begun vaccinations, marking an initial step, with plans to scale in the United States in the coming days. The discussion underscores a long road ahead to ensure scalable production, distribution, and multiple vaccine options to meet demand.

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Many viruses use a 2-step authentication process to enter cells, involving binding to a receptor and spike protein cleavage. Virologists have been adding furin cleavage sites to viruses since 1992, increasing their virulence. SARS-CoV-2, which likely originated from nature, contains unique furin cleavage site codons not typical in coronaviruses. This suggests a low probability of natural origin.

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We isolated coronaviruses from animals in the past to understand their threat to other species by culturing them on different cell types. This process, known as gain of function, involves enriching mutants that can infect new species. The speaker emphasizes that mass vaccination in humans is a significant gain of function experiment, leading to virus evolution. This real-world experiment involves constant virus changes due to human-to-human transmission under vaccine pressure.

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This video discusses research by virologist Luc Montagnier showing HIV RNA fragments in the spike protein. Montagnier, known for identifying HIV, found 18 RNA fragments matching HIV and SIV in the spike protein. The presence of these fragments raises questions about the origins of the virus. The video highlights the complexity of the situation and the need for further investigation.

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Dr. Kizzmekia Corbett and her team have been studying spike proteins in viruses for the past 10 years. They discovered that controlling the spike protein's shape is crucial for creating effective vaccines. Using their knowledge from previous research on MERS coronavirus, they quickly applied their techniques to develop a vaccine for the current virus in collaboration with Moderna. By January 10th last year, they obtained the virus sequences and produced the vaccine over the weekend. They tested the vaccine on mice and found that it generated antibodies. Dr. Corbett mentions that they are now working on addressing the variants of the virus.

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The coronavirus spike protein's shape before interacting with our cells is key to triggering an antibody response. To study this, we create the spike protein in the lab, maintaining its precise shape. This is achieved using a "clamp"—a small fragment of HIV protein—that holds the spike protein in its natural, pre-interaction conformation. This ensures the lab-made protein accurately reflects the virus's structure, allowing for effective antibody response studies.

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We created coronaviruses by assembling a synthetic bat genome with the SARS clone. The genome was split into 5 kilobyte pieces with unique restriction sites to allow directional assembly. Initially, the virus couldn't replicate due to an entry defect, so we replaced the receptor binding domain with one from the human epidemic strain. This modification resulted in a virus that replicated efficiently. The growth curve data supported this success.

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This complex diagram highlights the presence of HIV in the spike protein, as identified by Luc Montagnier, a renowned virologist and Nobel Prize winner for discovering HIV. Montagnier found 18 RNA fragments that match HIV and Simian Immunodeficiency Virus (SIV). Notably, the PRRA sequence consists of four amino acids, requiring 12 nucleotides, indicating an insert rather than a mutation, which typically occurs one nucleotide at a time. Additionally, an HIV insert of 590 amino acids corresponds to 1,770 nucleotide bases that match HIV-1. This raises questions about the nature of these changes, as they cannot be explained as simple mutations. The evidence presented underscores significant findings related to HIV's presence in the spike protein.

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The spike protein on the surface of the coronavirus is crucial for its structure and interaction with our cells. To trigger a strong antibody response, Keith replicates the spike protein in the lab. He uses a small piece of HIV protein as a clamp to lock the spike protein into its original shape. This ensures that the spike protein maintains its structure and effectiveness.

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The most urgent invention is a COVID-19 vaccine, which teaches the immune system about the pathogen, specifically the coronavirus and its spike protein. The spike protein grabs cells and causes them to make billions of copies of the virus. Vaccines expose the body to something that looks like the virus, prompting the body to create antibodies to kill it. Vaccine creation usually involves injecting part of the virus's shape. This can be the whole virus, attenuated, or killed. Often, just a piece of the virus or the spike is used, eliminating the risk of causing disease. A promising new method is the RNA vaccine, which uses instructions to make the spike's shape. The Gates Foundation and partners are exploring these efforts. Creating a new vaccine typically takes at least 5 years, but there is optimism that a vaccine will be available in the next 18 months, produced in volume, and accessible worldwide, which will end the pandemic.

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Scientists sequence the virus and compare it to known pathogens like SARS. They discovered similar coronaviruses in bats and focused on the spike protein that attaches to cells. Chinese researchers created pseudoparticles with spike proteins from these viruses to test their binding to human cells. Each step of this process helps determine if the virus can become pathogenic in humans. Manipulating the spike protein in the lab is crucial for understanding the zoonotic risk. By obtaining the sequence, scientists can predict the virus's behavior more accurately.

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Ralph Barrick from the University of North Carolina discusses synthetic genomics of SARS in this video. He explains the structure of the SARS coronavirus particle and its important glycoprotein spikes. Barrick also discusses the synthetic resurrection and reconstruction of various zoonotic SARS viruses and their applications in therapeutics and vaccine design. He touches on codon deoptimization as a way to attenuate SARS pathogenesis and rewiring SARS coronavirus transcription circuits as a universal strategy to attenuate viral pathogenesis. Barrick concludes by discussing the potential of synthetic genomics and transcription circuit redesign as a platform to control emerging infectious diseases and develop rapid response platforms for future epidemics.

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The most urgent invention is a COVID-19 vaccine, which teaches the immune system about the pathogen, specifically the coronavirus and its spike protein. The spike protein grabs cells and causes them to make billions of copies of the virus. Vaccines expose the body to something that looks like the virus, prompting the body to create antibodies to kill it. Vaccine creation usually involves injecting part of the virus's shape. This can be the whole virus, attenuated, or killed, or just a piece of the virus or the spike. A promising new method is the RNA vaccine, which uses RNA and DNA to provide instructions to make the spike shape. The Gates Foundation and partners are exploring these efforts. Creating a new vaccine typically takes at least 5 years, but there is optimism that a vaccine will be available in the next 18 months, produced in volume, and accessible to everyone, which is how the pandemic will end.

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Okay, let's get started. I need to find the right tools to draw blood, so please be patient. I'll put the scope back on so we can watch. Here are some micrographs: healthy predlopod plasma, then the same plasma with spike protein added. We want to see if adding spike protein directly to healthy blood creates larger microclots than we see in the samples with the spike protein already present. We'll compare the images to see the effects.

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The speaker discusses the Furin cleavage site found on the surface of the virus and its spike proteins. They explain that two enzymes, Furin and TMPRSS2, play a role in cutting the spike protein. The speaker mentions that the Spike protein is abundantly expressed in the respiratory tract, which is relevant to the virus's impact on the respiratory system. They also highlight the presence of a unique insert called PRRA in the virus, which is not found in similar viruses. The speaker questions the origin of this insert and mentions a patent from Moderna that includes a similar sequence. They find this odd and intriguing.

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The ACE2 receptor is well-known and plays a crucial role in our bodies. The left side of the chart shows cells lining our blood vessels, which have ACE2 receptors. On the right side, the spike protein from the vaccine affects the mitochondria, the cell's energy source. The spike protein causes fragmentation and damage to the mitochondria. This highlights the contrast between the smooth, intact cells on the left and the disrupted cells on the right, which is a result of the vaccine.

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The speaker explains that the spike protein on the coronavirus is crucial for its structure and interaction with our cells. To trigger a protective antibody response, Keith replicates the spike protein in the lab and locks it into the same shape using a clamp-like protein. Surprisingly, this clamp-like protein is a small fragment of HIV.

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Dr. Yeason presents three principal assertions about the vaccines. 1) The first principle: we were told these molecules were gene sequences that encoded something called the spike protein. The spike protein is described as on the outside of the virus, and vaccines were said to encode the protein to train the immune system. Dr. Yeason explains that the immune system treats anything foreign as a threat and will attack cells that manufacture a foreign protein, leading to tissue damage. He notes that this principle of “self, non self” and tissue targeting is fundamental to organ transplantation and autoimmune diseases, and says this was designed into every company’s molecule (Moderna, Pfizer, Johnson & Johnson, AstraZeneca). He asserts that by 2020 he knew these were designed to cause injury. 2) The second principle: what was encoded is the spike protein. He states he did not know what spike protein was at first, but describes spikes on the outside of the virus and claims they are known toxins (neurotoxins, cardiotoxins) that prompt blood coagulation. He questions why a medicinal product would encode something that would harm the body when expressed. 3) The third principle: lipid nanoparticles (LNPs) used to formulate two of the Pfizer and Moderna products. He explains that lipid nanoparticles are toxic in general and are known to promote uptake of their payload into visceral organs, especially the liver and ovaries. He asserts that when injected into women and girls, these materials would travel through the body, concentrate in reproductive organs, be expressed, be recognized as foreign, and kill those cells. He asks what possible motivation there could be for using that formulation when other options exist. This, he says, confirms that the first two observations were not mere risks but intentional design. Dr. Yeason concludes that these three points together indicate that someone in a room designed injections to injure, kill, and reduce fertility in the people given them, aiming to lower fertility and reduce the population over time. He states he has observed this “all around me for five years since that moment.”

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Researchers have discovered various coronaviruses in bats, including ones similar to SARS. They focused on the spike protein, which attaches to cells, and conducted experiments in China. By inserting spike proteins from these viruses into pseudoparticles, they tested their ability to bind to human cells. This process allowed them to understand the potential pathogenicity of the virus in humans.

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The most urgent invention is a COVID-19 vaccine, which teaches the immune system about the pathogen, specifically the coronavirus and its spike protein. The spike protein grabs cells and causes them to make billions of copies of the virus. Vaccines expose the body to something that looks like the virus, prompting the body to create antibodies to kill it. Vaccine creation usually involves injecting part of the virus's shape. This can be the whole virus (attenuated), a killed virus, or just a piece of the virus, like the spike. A promising new method is the RNA vaccine, which uses instructions to make the spike's shape. The Gates Foundation and partners are exploring these efforts. Creating a new vaccine typically takes at least 5 years, but there is optimism that a vaccine will be available in the next 18 months, produced in volume, and accessible worldwide, which is how the pandemic will end.

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In the lab, it's easy to manipulate spike proteins, which play a significant role in the zoonotic risk of coronaviruses. By obtaining the sequence and constructing the protein, we collaborated with Ralph Barrick at UNC to insert it into another virus. This allows us to conduct experiments and enhance our ability to predict outcomes based on specific sequences.

Lex Fridman Podcast

Dmitry Korkin: Computational Biology of Coronavirus | Lex Fridman Podcast #90
Guests: Dmitry Korkin
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In this conversation, Lex Fridman interviews Dmitry Korkin, a professor specializing in bioinformatics and computational biology. Korkin's group recently reconstructed the 3D structure of COVID-19 proteins, creating a structural genomics map that is openly available to researchers. They discuss the biology of viruses, particularly COVID-19 and SARS, and how computational methods can aid in understanding viral structures to develop antiviral drugs and vaccines. Korkin describes viruses as "machines" that efficiently perform limited functions and adapt through evolution. He expresses concern about naturally occurring viruses, citing the emergence of new strains of influenza and coronaviruses as significant threats. The conversation touches on the differences between viruses like smallpox and coronaviruses, emphasizing the contagiousness of smallpox compared to COVID-19. They explore how viruses infect host cells, focusing on the spike protein's role in binding to human receptors. Korkin highlights the importance of understanding viral proteins to design effective vaccines and antiviral drugs. He mentions the potential for universal vaccines that could combat various strains of influenza. The discussion also covers the collaborative nature of scientific research during the pandemic, with rapid sharing of knowledge and preprints. Korkin emphasizes the need for continued research into viral mutations and the development of antiviral drugs, such as remdesivir, which targets viral replication. The conversation concludes with reflections on the fragility of human life in the face of viral threats and the hope that scientific advancements can provide solutions.

The Peter Attia Drive Podcast

#115–David Watkins, PhD: Immunology, monoclonal antibodies, & vaccine strategies for COVID-19
Guests: David Watkins
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In this episode of The Drive podcast, host Peter Attia interviews Professor David Watkins, a pathology expert from George Washington University Medical School. They discuss Watkins' background, including his research on simian immunodeficiency virus (SIV) and its relevance to understanding HIV and coronaviruses. The conversation begins with an overview of immunology, emphasizing the differences between innate and adaptive immune systems, and the roles of B cells and T cells in responding to infections. Watkins explains how B cells evolve to produce neutralizing antibodies, which are crucial for preventing infections. He highlights the variability in individuals' immune responses, noting that some may not produce effective neutralizing antibodies after infection. The discussion also covers the significance of T cells, particularly CD8 T cells, in eliminating virus-infected cells. The podcast delves into the challenges of developing vaccines for viruses like HIV and hepatitis C, which exhibit high mutation rates and variability. Watkins emphasizes the importance of neutralizing antibodies in vaccine efficacy and discusses the potential of monoclonal antibodies as a treatment strategy for COVID-19. He explains how these antibodies can be derived from individuals who produce strong immune responses and can be used to prevent or treat infections. Attia and Watkins also touch on the differences in vaccine development approaches, including the use of attenuated and inactivated viruses, and the emerging technologies like mRNA vaccines. They conclude by discussing the importance of a multifaceted approach to combatting infectious diseases, combining vaccines, monoclonal antibodies, and other therapeutic strategies. Overall, the episode provides a comprehensive overview of immunology, vaccine development, and the ongoing efforts to address the COVID-19 pandemic, highlighting the complexities and advancements in the field.

Lex Fridman Podcast

Dmitry Korkin: Evolution of Proteins, Viruses, Life, and AI | Lex Fridman Podcast #153
Guests: Dmitry Korkin
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In this episode, Lex Fridman converses with Dmitry Korkin, a professor specializing in bioinformatics and computational biology. Korkin discusses the complexity of proteins, emphasizing that while proteins are fundamental to life, their functional units, known as protein domains, are crucial for understanding their roles. He explains that proteins often consist of multiple domains that can perform various functions, and their evolutionary history reveals a modular complexity. The conversation shifts to the spike protein of SARS-CoV-2, highlighting its intricate structure and the challenges in studying it. Korkin notes that recent advancements in cryo-electron microscopy have allowed for better understanding of such proteins. He discusses the implications of understanding viral structures for vaccine development and treatment strategies, including designing nanoparticles that mimic viral proteins to block infection. Korkin also addresses the evolutionary dynamics of viruses, expressing concern over mutations that may arise as the virus spreads among different species. He reflects on the rapid scientific advancements made during the COVID-19 pandemic, particularly in sequencing and understanding the virus's evolution. The discussion touches on the broader implications of protein evolution, including the concept of alternative splicing and the interplay between genes and proteins. Korkin shares insights on the potential for machine learning to aid in protein design and the ethical considerations surrounding engineered viruses. Finally, Korkin expresses optimism about the future of scientific discovery, particularly with tools like AlphaFold, which has revolutionized protein structure prediction. He concludes with reflections on the importance of family and personal connections, sharing a poem that resonates with themes of longing and magic.
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