Just a short update/summary, if anyone is interested:
One knows basically that the fungi only grow on the upper sides of the leaves. But one still has no idea how the fungi get there, or how the plant distributes them on itself (e.g. also how they do get onto the flowers), as no traces of fungi have ever been found within the plant. The fungi seem to be asexual, so do not make any spores. I find this especially interesting, for as it seems Argyreia Nervosa (HBWR) only has the fungi at the flowers/seed pods. So how do they get there, if the fungi are nowhere else?
The viability of the seedling exceeds the viability of the fungi, so that it is possible if very old seeds get planted, to get plants devoid of the fungi, and therefore also devoid of any ergolines. Logically also all further offspring of these plants is inactive. I only hope this information doesn't make it to the broad mass, as otherwise, in a trice deliberately inactive plants get grown, and seeds become inactive. I could even imagine that active seeds would become illegal, due to the easy possibility to grow inactive plants. And as research has shown, it is basically impossible to again make such an inactive plant active.
What I personally wonder: Nowak et al showed in their work that even from active plants, some single seeds were basically devoid of any ergolines. The interesting question IMHO now is: Do these seeds contain any fungi or not? As this could mean such seeds would deliver inactive plants (although they are from an active plant). I personally can only imagine, to get seeds devoid of any ergolines, that due to some circumstances a certain flower/seed pod did not get any fungi on them, and this again would implicate to me, that also no fungi would make it into the seeds of this pod.
If this is the case, I can only imagine that due to the advantages the fungi deliver, the active plants dominate usually naturally.
Again some summarization of LSH and the other actives in the seeds:
LSH decomposes in neutral water solutions, and quickly in alkaline solutions, but it is quite stable in acidic environments. Traditionally (e.g. as reported from Wasson) they only soaked the mushed seeds briefly in water, then strained and immediately drank. IMHO is the decomposition of LSH in water one reason for this short soaking time of the traditional tek (another reason being that the glycosides are amphiphilic, see chapter below).
According to Hofmann's (later) opinion the effects stem mainly from LSA, LSH and ergometrine. And e.g. in fresher seeds there's mainly LSH (in relation to LSA). Only in old seeds, the LSA is dominant. This is because the fungi on the plant can only biosynthesize LSH (not LSA), and LSA is then a decomposition product of LSH over time. Ergometrine is the precursor/intermediate in the biosynthesis of LSH and is so always also present. But the amount of ergometrine can strongly vary (depending on its production rate and how quickly it gets further converted to LSH). But it is often not in amounts in the seeds to be considered a strong contributor of effects, especially as it is not as potent.
The fungi on the vines biosynthesize:
From Tryptophan -> Chanoclavine -> Agroclavine -> Elymoclavine -> Lysergic Acid -> Ergometrine -> LSH, which then decomposes over time into LSA.
Regarding the effects the different contributors have on their own as pure substances (as derived from studies/experiments):
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LSA: Is mainly a sedativum and rather dysphoric (although stimulating and euphoric in very low doses), non visual (even in high doses), putting you in a dreamy, mentally kinda disconnected, self-reflective state. Severe bodily sideeffects on higher dosages (salivation, vomiting, giddiness, diarrhea).
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Ergometrine: Is visual in higher dosages, where also severe bodily side effects occur. Also headspace is typical "psychedelic" in these high dosages. Has been widely used in medicine in low doses due to its uterotonic effects (nowadays a chemical derivation of it gets used).
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LSH: Has never been officially tested by humans. Animal tests showed behavioral effects very similar to LSD. As the molecule is very similar to LAE-32, one might assume it is also visual and "psychedelic", but with a slight narcotic component (not as strong as LSA), as it is a weak adrenergic blocker.
Attached a pic from Solms' study about the differences of LSA, LAE, and LSA (translation by me). As mentioned is LAE structurally very close to LSH, so I could well imagine the findings for LSH would probably be about equal.
For anyone interested, here some short advices from my side, to circumvent the typical pitfalls in the usage of these seeds:
* The seeds have to be the right ones: If HBWR seeds, then it has to be the "Hawaiian" or "Madagascar" variety (e.g. "Indian" or "African" don't work). If the common smaller vine seeds, then they should be Ipomoea Tricolor ("Heavenly Blue" ). But as it seems quite some vendors/distributors in the US sell instead I. Hederacea as "Heavenly Blue". And generally (also in Europe) vendors/distributors often confound I. tricolor with I. purpurea, and so mislabel their seeds. The "Heavenly Blue" (I. tricolor) seeds should be asymmetrical pointy at one end and are always black. If they instead have a "C"-shape, don't use them, as they are not Ipomoea tricolor. You can also use Turbina Corymbosa seeds. Here a pic of the typical shaped "Heavenly Blue" seeds:
(Image doesn't get displayed, link here:
https://www.weberseeds.de/gallery/ipomoea-tricolor-seeds.jpg)
* If not in the EU, your seeds may be treated and this being not indicated on the package. If this is the case, ask the manufacturer. E.g. tell you have an organic garden, and don't wanna plant any treated seeds, and so you wanna know if they are treated.
* The fresher the seeds, the better, as only then they contain mostly LSH (in relation to LSA). Actually unripe ones are even better! Ideal time is when the seed pod just lost its green, as then they have the best LSH/LSA ratio and being overall the most potent. They lose up to half their potency until they're ripe, as a study showed. Getting fresh seeds is often a big problem when using HBWR seeds, as for most people they do not grow locally. That's why I personally recommend these people to grow the proper Ipomoeas (no "C" shaped seeds) in their yard and then use the seeds freshly.
* If you do a CWE, pestle first into a fine mush (a conventional mortar doesn't work, take e.g. 2 concrete plates or a concrete floor and a plate, stand on it and wiggle/rotate), or grind/chop into a fine powder (e.g. with a coffee grinder or a high speed mixer in intervals, as not to heat them up too much), then only soak briefly, no long soaks. Then strain and immediately drink. No exposure to daylight during the whole preparation! No usage of chlorinated tap water (halogens like chlorine kill ergolines)!
* If you do a total alkaloid extraction (e.g. Kash's tek), then make sure your basifying step is as short in duration as possible and that you never go beyond PH 9 during this time.
* Take some L-Citrulline (2-5g) together with it, or 30Min in advance, as it is a good vasodilator. If you still experience too much vasoconstriction, then add some L-Arginine (needs around 20Mins to take effect).
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Don't use these seeds if you could be pregnant!!! (LSH as well as ergometrine have quite a strong uterotonic action, which
could lead to abortion/miscarriage)
Interestingly the traditional (Zapotec) usage, as reported by Wasson or Hofmann, fulfills these preparation aspects. IMHO no coincidence.
But some people rather like the effect of LSA itself, and it's mainly sedative non visual dreamy aspect, and don't want the typical psychedelic ride. They should basically make sure they get rather old seeds, or to let the water stand for quite some time (best to even add some slight base), to make sure all LSH has converted into LSA.
Also to mention is, that LSH seems to show a more pronounced bronchoconstriction effect than LSA.
Cyanogenic glucosides in the seeds?
This is rather one of many myths about these seeds, where probably someone once came up with this idea, and after several incarnations of rewriting on the net it has become a "fact".
The plants do contain cyanidin glycosides, but these are so called anthocyanins and have nothing to do with cyanogenic glucosides, albeit they sound very similar.
The occurrence of cyanogenic glucosides is pretty rare among the Convolvulaceas in general, and if they occur (in relevant amounts), you usually immediately be aware of it, due to the typical (marzipan) smell. But among the Convolvulacea family, one has found in some few Merremia and Ipomoea species as well as one Stictocardia species, that they do indeed contain cyanogenic glycosides.
But the ones, which usually get used for their psychoactive effects (Ipomoea Tricolor, Argyreia Nervosa or Turbina Corymbosa) contain only non-cyanogenic glucosides. One can be pretty sure about that, as any works using very sensitive "modern" means of detection (like e.g. HPLC/MS), didn't find any. There's only ONE paper (*) finding any in Argyreia Nervosa, and this is an IMHO a bit questionable work from a Nigerian university, done with non-modern means. But even if the findings in this paper are correct, the amount would be irrelevant small, even if you would take huge dosages of these seeds.
But still the non-cyanogenic glucosides can have quite some sideeffects (and have traditionally been used for these, e.g. for purging).
These glycosides which are likely responsible for much of the bad effects are amphiphilic, so also soluble in water, but not as good as the ergolines, which are very soluble.
This is IMHO a reason why the reported CWE soak times in traditional Zapotec usage are only brief: As ergolines are very soluble in water, and these amphiphilic substances not so much, you get a better ergoline/bad stuff ratio with short soaking times. But you will lose a bit of potency.
(*):
Link to Paper
E.g. their citing of an amazingnature online article as one major part of the paper is IMHO already quite unusual and unprofessional.
It seems very strange to me, that in various other works of them they get sometimes very unusual high cyanogenic glucoside values (especially if none were found previously by others or only in very low amounts), also for other completely different plants. Maybe they miscalculated the error size of this tek? E.g. a similar Pakistani work, using the same tek concludes that the measured values are still within the error window, and therefore it could be nothing, but could also be a very little...