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Thread: Denisova and Neanderthal ancestry in the world populations
Post: RE: Denisova and Neanderthal ancestry in the world...
| https://www.biorxiv.org/content/10.1101/2024.05.13.593955v1
Neandertal ancestry through time: Insights from genomes of ancient and
present-day humans
Leonardo Nicola Martin Iasi, Manjusha Chi... |
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TanTin |
Ancient (aDNA)
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8 |
440 |
05-15-2024, 05:09 PM |
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Thread: Did the Y-Adam ventured outside Africa before coming back and expanding again ?
Post: RE: Did the Y-Adam ventured outside Africa before ...
| Mysterious ‘ghost' populations |
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TanTin |
Ancient (aDNA)
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8 |
729 |
05-11-2024, 10:28 PM |
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Thread: Did the Y-Adam ventured outside Africa before coming back and expanding again ?
Post: RE: Did the Y-Adam ventured outside Africa before ...
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GHurier Wrote: (05-09-2024, 12:47 PM)
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Could have the Y-chr of modern human transited among another human subgroup instead of Neanderthal ?
Such scenario would involve a ghost population, probab... |
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TanTin |
Ancient (aDNA)
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8 |
729 |
05-09-2024, 03:06 PM |
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Thread: Ancient Egyptians
Post: RE: Ancient Egyptians
| There are several Egyptian samples:
2472 JK2888 JK2888 1573 tooth 2017 ScheunemannNatureCommunications2017 Direct: IntCal20 1997 43 151 calBCE - 23 calCE (2050±24 BP, MAMS-23575) .. Egypt_Ptolemaic... |
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TanTin |
Ancient (aDNA)
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40 |
3,741 |
05-08-2024, 06:54 PM |
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Thread: Datasets for North African samples
Post: RE: Datasets for North African samples
| The best Berber-related samples for the moment I found in HO dataset.
See for example: v52.2_HO_public dataset.
There are some from Beni Mellal Morocco and few other from Morocco , which I assum... |
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TanTin |
Inquiries Corner
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2 |
80 |
05-08-2024, 03:16 PM |
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Thread: Modern Japanese people arose from 3 ancestral groups, 1 of them unknown: DNA study
Post: RE: Modern Japanese people arose from 3 ancestral ...
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CLTVTE Wrote: (05-08-2024, 01:44 PM)
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The Jomon population is one of groups, ancestral to the Japanese population.
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You put a lot of information and you connect many ancient populations:
San, ... |
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TanTin |
Ancient (aDNA)
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9 |
910 |
05-08-2024, 02:15 PM |
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Thread: Denisova and Neanderthal ancestry in the world populations
Post: RE: Denisova and Neanderthal ancestry in the world...
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TanTin |
Ancient (aDNA)
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8 |
440 |
05-07-2024, 10:25 PM |
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Thread: Denisova and Neanderthal ancestry in the world populations
Post: RE: Denisova and Neanderthal ancestry in the world...
| The existence of such low-Neanderthal low-Denisova africans is more or less contradicting to our expectations.
We do find such low-archaic Africans, but then we find lot higher archaic-mixed European... |
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TanTin |
Ancient (aDNA)
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8 |
440 |
05-07-2024, 10:20 PM |
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Thread: Denisova and Neanderthal ancestry in the world populations
Post: RE: Denisova and Neanderthal ancestry in the world...
| Here is the list of the individuals with the lowest number of shared snips compared to Denisova:
(less than 50 shared snips from 300 in total)
[spoiler]
1 HG03133.SG 0 ... |
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TanTin |
Ancient (aDNA)
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8 |
440 |
05-07-2024, 09:51 PM |
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Thread: Denisova and Neanderthal ancestry in the world populations
Post: RE: Denisova and Neanderthal ancestry in the world...
| Now the same 300 snips can be visualized on the PCA.
I am adding a color to each individual, the color is matching to the number of snips that match the Denisova3.
We have the max number for Deniso... |
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TanTin |
Ancient (aDNA)
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8 |
440 |
05-07-2024, 09:44 PM |
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Thread: Denisova and Neanderthal ancestry in the world populations
Post: RE: Denisova and Neanderthal ancestry in the world...
| Now let me try to show how connected are Humans and Neanderthals / Denisova.
Here is a list of 300 snips.
[spoiler]
"rs138814405, rs147858239, rs11152550, rs5982926, rs73632987, rs56314521, rs... |
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TanTin |
Ancient (aDNA)
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8 |
440 |
05-07-2024, 09:37 PM |
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Thread: Denisova and Neanderthal ancestry in the world populations
Post: RE: Denisova and Neanderthal ancestry in the world...
| DOI: 10.1126/science.aao626
Denisova and Neanderthals are the first to diverge from the main tree.
But they don't break all the connections to human tree. There would be several interactions betw... |
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TanTin |
Ancient (aDNA)
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8 |
440 |
05-07-2024, 09:31 PM |
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Thread: Denisova and Neanderthal ancestry in the world populations
Post: Denisova and Neanderthal ancestry in the world pop...
| There are many publications regarding Denisovan and Neanderthals.
We know lot about Neanderthals and we still know very little about Denisovans.
Now with the available genetic information we may... |
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TanTin |
Ancient (aDNA)
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8 |
440 |
05-07-2024, 09:16 PM |
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Thread: Genetic heritage of the Baphuthi highlights an over-ethnicized notion of ‘‘Bushman’’
Post: RE: Genetic heritage of the Baphuthi highlights an...
| Old publication, which is still very valuable.
https://www.science.org/doi/10.1126/science.aao6266
Fig. 3 Demographic model of African history and estimated divergences.
(A) Population split ti... |
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TanTin |
Southern
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1 |
132 |
05-06-2024, 08:16 PM |
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Thread: Understanding the genomic heterogeneity of North African Imazighen
Post: RE: Understanding the genomic heterogeneity of Nor...
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Genetics189291 Wrote: (05-03-2024, 07:49 PM)
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TanTin Wrote: (05-03-2024, 03:54 PM)
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I am also interested to get access to this dataset, but it is not accessible.
https://ega-archive.org/datas... |
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TanTin |
Northern
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4 |
222 |
05-03-2024, 09:19 PM |
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Thread: Understanding the genomic heterogeneity of North African Imazighen
Post: RE: Understanding the genomic heterogeneity of Nor...
| I am also interested to get access to this dataset, but it is not accessible.
https://ega-archive.org/datasets/EGAD00001010900
There is a regiastration process and approval and I guess they prov... |
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TanTin |
Northern
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4 |
222 |
05-03-2024, 03:54 PM |
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Thread: Basal Eurasian discussion
Post: RE: Basal Eurasian discussion
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Jerome Wrote: (04-29-2024, 11:23 AM)
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Couldn't this be resolved by minor iranN/hotu input in malawai 6500 BP? Through PPNB/Levant_N?
Considering that malawi_15500BP or malwai_8500BP don't show this... |
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TanTin |
Ancient (aDNA)
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247 |
16,801 |
04-29-2024, 05:10 PM |
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Thread: Basal Eurasian discussion
Post: RE: Basal Eurasian discussion
| Rerunning the Malawi test by using v52.2_1240K dataset.
(Unfortunately this Malawi individual is low coverage - more than 0.9 missingness. ) |
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TanTin |
Ancient (aDNA)
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247 |
16,801 |
04-28-2024, 09:58 PM |
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Thread: Basal Eurasian discussion
Post: RE: Basal Eurasian discussion
| .. And finally, to confirm the connection between Iran_Mesolitic and Malawi I run another test:
"F4 ( Primate_Chimp Malawi_Hora_LSA_8500BP Yoruba TEST )"
BTW, I should advise also , that here I... |
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TanTin |
Ancient (aDNA)
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247 |
16,801 |
04-28-2024, 09:30 PM |
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Thread: Basal Eurasian discussion
Post: RE: Basal Eurasian discussion
| Here I will show you there are 2 different types of Iranian components.
1. Iran_Mesolithic_HotuIIIb . Related to this type is Iran_Mesolithic_BeltCave_noUDG . Due to the lower coverage or contamin... |
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TanTin |
Ancient (aDNA)
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247 |
16,801 |
04-28-2024, 09:14 PM |
