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| I eat a lot of legumes such as lentils, chickpeas, black beans, and peas. I also include tofu made from soy, and nuts like almonds, peanuts, as well as seeds like chia, flaxseeds, and hemp. I use plant-based protein powders too specifically (https://lovecomplement.com/products/complement-organic-vegan...) when I drink green smoothies (3 to 4 meals a week).
Green leafy vegetables also has a lot protein (Kale, Broccoli and Brussels). I use supplements for B12 which is missing from vegetable foods. I used to eat fish but when I stopped all animal products I gave up fish as well. I guess if I have fish once in a while it won't hurt me but I have a tendency to overdo it. The main thing for me was to reduce the inflammation when I had the imbalance. This meant stopping everything I thought might cause inflammation until it went away. My diet was also free of all salts, sugars and oils for few months though I do use them now. |
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| Maybe a crazy take here but it sounds like the Lupus actually made you healthier?
Either way congrats on finding a way towards living a happy and healthy life, props to you. |
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| Wiki disagrees about B12 in nori:
Ref: https://en.wikipedia.org/wiki/Nori#Nutrition |
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| This group presented an abstract at ACR in the fall prior so it's nice to see it published now. https://acrabstracts.org/abstract/cxcl13-t-cell-differentiat... if you don't have journal access to the Nature article.
Kudos to them for landing a nature publication but I really would temper this level of excitement (??a top link on HN??) at a basic science research publication discussed in a press release from a university highlighting it's researchers. My read is it is down to decreased CXCL13 expression and type I interferon expression in blood of a small number of patients, controls, and cell culture which gives direction for further study. CXCL13 was published as a possible RA biomarker half a decade ago and crickets since then clinically. Is it causal or a consequence of chronic inflammation? Type I interferon signature has been looked at heavily for over a decade and is clearly relevant in SLE but still only just over about half of lupus patients have it and the signature is by definition broad expression of hundreds of genes that affect innate and adaptive immune system components. We DO need better treatments for lupus patients but it's a very variable disease in severity, clinically, and in terms of biomarkers making it difficult. I mean the best drug that everyone with lupus should be on barring a good reason is an old antimalarial (that doesn't treat COVID) and then we add to it. If you are interested in other new-ish therapies for lupus take a look at anifrolumab, belimumab, voclosporin, and even newer CAR T stuff. Important to consider the manifestations being treated with those in the studies e.g. belimumab with skin, joint, kidney but nothing for hematologic/cardiac/neurologic manifestations. |
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| The aryl hydrocarbon receptor (AhR), which is key to this discovery, appears to be super relevant to psoriasis, another autoimmune disease.
AhR has been known for a long time, but it seems it's been somewhat mysterious until a series of recent breakthroughs. In 2022, an AhR inhibitor called tapinarof, sold as VTAMA, was launched, and has shown itself to be one of the most effective treatments for psoriasis to date. It's also unique in that it appears to have the ability to bring lasting remission. In the main clinical trial, patients who used VTAMA for one year and then stopped had a mean remission duration of 4 months until their psoriasis returned. That is unheard of for any topical medication used on psoriasis. Blocking AhR has also shown promise in treating MS [1]. I haven't read the lupus paper, but often with papers like these, the "cause" turns out not to be the actual origin, but some cytokine or other protein that is more disease-specific than current drug targets. This lupus discovery appears to identify an imbalance that may be compensated for, but we still don't know what triggers the imbalance in the first place. In some cases diseases turn out to be a genetic fault, but my money is on pathogens acting as the initial triggering event, which then spins the immune system into a vicious cycle of autoimmunity. In psoriasis we see this with strep bacteria, for example, but the exact mechanisms are not well understood. However, the mechanism that makes psoriasis chronic has been identified, a type of T-cell called a tissue-resident memory (TRM) T-cell. This type of cell acts as a kind of biological memory for infections. [1] https://newsroom.uvahealth.com/2023/02/15/multiple-sclerosis... |
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| Ah, thanks. I assumed tapinarof was an inhibitor, as the papers on its mechanism describe it as downregulating cytokines. It appears the exact mechanism isn't quite clear. Bissonette et al 2021 [1]:
It looks like tapinarof modulates the signaling behaviour of AhR, but so far the precise mechanisms are educated guesses.The story of tapinarof's discovery is fascinating. It's produced by a bioluminescent (!) bacillus P. luminescens that (quoting from the paper) "lives symbiotically within parasitic, soil-living entomopathogenic nematodes." It was observed in the 1950s that "the nematode did not putrefy once dead, in contrast to the rapid decay seen in the absence of the nematode," leading to the idea that the bacillus' metabolites had antimicrobial activity — which turned out to include what is now synthesized as tapinarof. Coal tar is another semi-natural substance that is thought to act on AhR. [1] https://www.jaad.org/action/showPdf?pii=S0190-9622%2820%2932... |
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| This open-access paper is pretty interesting with respect to mechanisms of action and how tapinarof differs from other stilbenes and AhR agonists: https://www.jidonline.org/article/S0022-202X(17)31543-9/full...
And, yeah, good point re coal tar. AhR was once thought to be a toxin or junk receptor that activated liver enzymes for clearance of environmental waste and other chemical byproducts. The constitutive androstane receptor (CAR) and pregnane X receptor (PXR) were, at one time, thought to be very similar. That might still be the case with respect to PXR and CAR, but I'm thinking that the way to bet is that there's more to them than was once thought... |
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| I don’t have any particular point to this post, just tossing out that resveratrol itself seems to be an antagonist of AhR, as it seems to compete with and block agonists.
https://onlinelibrary.wiley.com/doi/10.1155/2019/5847040 Also of note for those curious since I haven’t seen it mentioned yet, Dioxins are potent agonists of AhR. My own interest in AhR is that it seems to play a role in metabolism. Lower levels of exposure to AhR activators seems to kick off a complicated series of effects that seem to ultimately lower metabolism, potentially being a factor in obesity. Higher levels of exposure to dioxins however results in wasting. AhR is poster child for hideously complicated biochemical relationships, so do be careful of simple summaries of exposure/response relationships. I would be cautious of AhR agonists though, I recall coming across a number of potential negative associations in regards to cardiovascular health. |
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| Yep. The nice thing about VTAMA is that it can be used continuously, unlike steroid creams. And it's unique among current topical meds in that it can provide sustained remission.
It may be that VTAMA reduces TRM cells in the skin, which are the T-cells responsible for relapse. There's is an ongoing clinical trial right now called KNOCKOUT [1] that gives patients a "megadose" of Skyrizi, an IL-23 inhibitor that has, like VTAMA, been shown to reduce TRM cells. The idea is that a single huge dose could effectively cure psoriasis, or at least suppress it for a very long time. The results so far show that 83% of patients achieved complete clearance after six months, which was sustained throughout the trial period. I'm confident it will be a game changer. Here [2] is an interview with the main researcher. Among new psoriasis drugs, there is also Zoryve, a PDE4 inhibitor (same mechanism as Otezla) as a cream or foam, which has a different mechanism of action. [1] https://www.hcplive.com/view/risankizumab-dose-clears-psoria... [2] https://www.hcplive.com/view/rizankizumab-knockout-study-and... |
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| Hi @zeagle, sorry to hijack the thread (didn’t see a way to DM you)
I'm a PhD student working on a new lupus diagnostic blood test approach [1]. Hoping to steer the project towards true clinical needs. I'd love to ask for your feedback as a technologist + rheumatologist on a few lupus + RA diagnostic directions we're considering. Would they actually be useful in your practice? Would you be open to a quick chat? My email is [email protected]. Many thanks! [1] https://www.biorxiv.org/content/10.1101/2022.04.26.489314v5 |
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| Killing quickly dividing cells as a way of modulating immune system is ‘turn down the immune system’
Just as antivirals are actually ‘stop cell division’ Neither of which inspire any confidence |
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| It should inspire confidence that we have moved beyond that for many types of cancer. And if it can be done with cancer treatment, we are closer to doing it with autoimmune and anti-virus treatments. |
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| And all of this is controlled by your microbiome which is always ignored. I really wish more money was put towards researching that. It's literally our body's bioreactor. |
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| The Nightshade family of plants, which are very common in our diets, can mimic the symptoms of Lupus. That food sensitivity needs ruled out when diagnosing the cause of Lupus. |
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| On one side we have in this article :
" insufficient activation of a pathway controlled by the aryl hydrocarbon receptor (AHR), which regulates cells’ response to environmental pollutants, bacteria or metabolites. Insufficient activation of AHR results in too many disease-promoting immune cells, called the T peripheral helper cells, that promote the production of disease-causing autoantibodies. To show this discovery can be leveraged for treatments, the investigators returned the aryl hydrocarbon receptor-activating molecules to blood samples from lupus patients. This seemed to reprogram these lupus-causing cells into a cell called a Th22 cell that may promote wound healing from the damage caused by this autoimmune disease. “We found that if we either activate the AHR pathway with small molecule activators or limit the pathologically excessive interferon in the blood, we can reduce the number of these disease-causing cells,” On the other side quick search on AHR activation brings for example cancer related stuff like this : https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10570930/ "AHR activation to promote tumor cell intrinsic malignant properties and to suppress anti-tumor immune responses [14], [17], [18]. Specifically, the AHR drives cancer cell migration, invasion, and survival, regulates cell cycle progression and promotes cancer stem cell characteristics [14], [19], [20], [21], [22]. Simultaneously, it inhibits anti-tumor immunity " Human body by its complexity and our lack of understanding of it sometimes reminds the codebases i've worked on :) In that rabbit hole of articles on AHR there is also : https://www.nature.com/articles/s41423-020-00585-5 "The aryl hydrocarbon receptor and the gut–brain axis" which in particular discusses what looks to me (i'm not a doctor) like a connection/correlation : gut microbes -> AHR -> glioblastoma. |
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| Yes, he did take an oral dose, I believe it was higher than recommended dose, so some risk involved. I don't really see any studies on oral administration, but the new cream showed systemic relief. |
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| I wonder if allergies can eventually be fixed somehow as well. There has to be an immune or autoimmune reason why some people have tons of allergies and other people are perfectly fine. |
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| There is a study that claims that genes associated with autoimmune diseases increased survival during the black death epidemic by 40% and frequency of these genes increased a lot in the 14th century Europe [1]. I haven't yet seen independent confirmations but I can imagine that paranoid immune system can be beneficial depending on circumstances. If we eradicate autoimmune diseases then there's a chance we won't survive the next big pandemic.
[1] https://www.nih.gov/news-events/nih-research-matters/how-bla... |
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| Time to bring it back for an special episode where House say's it's not lupus, but it turns out it is and they find out thanks to an intern, and then they cure it using this new therapy. |
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| Maybe if one more painfully unfunny person repeats this tired joke that we see every time lupus is mentioned, it'll finally be funny. Let's find out! |
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| Nick Cannon, host of "The Masked Singer" America, would be glad to hear this. He has Lupus.
Now all he needs is a cure for poor "Pull-Out" game syndrome. Cheers |
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| If these toxins build up in animal cells - why would you eating meat (that must then have a much higher concentration) not expose you to the same toxins? |
I did a lot of research and tried various treatments. Functional medicines and expensive vitamins didn’t help. I read about long-term fasting and tried different routines at home. I did several 1-day, 3-day, and 7-day fasts. During the 7-day fasts, my pain disappeared, but it returned once I resumed eating. This led me to believe that food was causing inflammation.
Previously, I ate a lot of lean meat and occasional red meat. I then cut down to eating meat once a week and ate mostly raw leafy vegetables the rest of the time. My pain would come back after eating meat and decrease over the week. I eventually stopped eating meat entirely and consumed a ton on greens, and within six weeks, I was pain-free.
I also tried Benlysta for months, but it didn’t help much. Vegetables seemed to reduce my inflammation more effectively. I stopped taking Benlysta but continued regular blood tests. After a year, my doctor agreed I could stop the medication. I’ve been in remission for the last two years with no pain or inflammation.
I hope this helps, though it’s just my personal experience.