tag:blogger.com,1999:blog-4123559132014627431.post401827317936869752..comments2024-03-29T04:00:27.058-07:00Comments on Eurogenes Blog: Global25 workshop 3: genes vs geography in Northern EuropeDavidskihttp://www.blogger.com/profile/04637918905430604850noreply@blogger.comBlogger50125tag:blogger.com,1999:blog-4123559132014627431.post-68930956062767029192018-08-30T14:56:48.504-07:002018-08-30T14:56:48.504-07:00@Theo Deric
Genetic ancestry online store (to be ...@Theo Deric<br /><br /><a href="http://eurogenes.blogspot.com/2017/10/genetic-ancestry-online-store-to-be.html" rel="nofollow">Genetic ancestry online store (to be updated regularly)</a><br />Davidskihttps://www.blogger.com/profile/04637918905430604850noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-57309792368233608822018-08-30T05:56:11.418-07:002018-08-30T05:56:11.418-07:00How do I acquire my personal Global25 coordinates?...How do I acquire my personal Global25 coordinates? I'm new to this.Anonymoushttps://www.blogger.com/profile/15495545130093402524noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-6381002055129604882018-08-28T20:53:50.760-07:002018-08-28T20:53:50.760-07:00I'm liking that Discriminant Analysis option. ...I'm liking that Discriminant Analysis option. It's squeezing even more out of the data.<br />Davidskihttps://www.blogger.com/profile/04637918905430604850noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-5007092818578538792018-08-28T18:18:11.095-07:002018-08-28T18:18:11.095-07:00@PF
You should get better separation along the Ir...@PF<br /><br />You should get better separation along the Irish-English-Dutch cline if you use the data set with the Eastern Euro populations removed, but select "Discriminate analysis LDA" instead of PCA in the PAST3.Garvanhttps://www.blogger.com/profile/08917487267933584193noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-56688540422646385292018-08-28T17:04:59.527-07:002018-08-28T17:04:59.527-07:00Yeah, there are lots of caveats to modeling such f...Yeah, there are lots of caveats to modeling such fine scale ancestry.<br /><br />The major one is that there are very few regional groups from Europe in the Global25 datasheets. So even if your ancestors were, say, German from way back, you might still come out mostly Czech if they were from near the Czech border, and thus shifted southeast relative to the German Global25 national average.<br /><Davidskihttps://www.blogger.com/profile/04637918905430604850noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-37985987212179963942018-08-28T15:31:20.927-07:002018-08-28T15:31:20.927-07:00PF: It would seem that your friend's "Eng...PF: It would seem that your friend's "English" ancestry comes from the more Celtic parts of Britain.Anonymoushttps://www.blogger.com/profile/04972262992786349477noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-48958113010988656472018-08-28T14:44:57.891-07:002018-08-28T14:44:57.891-07:00I just got the G25 coordinates of a friend of mine...I just got the G25 coordinates of a friend of mine (thanks Davidski) -- first modern Northern Euro genome I'm playing with. <br /><br />She is Irish and English... at least fully half-Irish, not sure about the exact breakdown of the other half. Of course I expected lots of overlap between people from the British Isles and NW Euros more generally, but damn, didn't think it would be quite PFhttps://www.blogger.com/profile/13780789381709373839noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-67213232297741884142018-08-28T02:16:41.946-07:002018-08-28T02:16:41.946-07:00@When_in_Rome
Around 27% or even more ancient Gre...@When_in_Rome<br /><br />Around 27% or even more ancient Greek admixture in southern Italy isn't out of the ballpark IMO.<br /><br />But when modeling you should try to sick to mostly similar periods and relatively highly differentiated reference populations, otherwise you're offering the algorithm essentially the same components, which can result in confusing results.<br /><br />For Davidskihttps://www.blogger.com/profile/04637918905430604850noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-81849887504890684362018-08-28T02:10:04.549-07:002018-08-28T02:10:04.549-07:00@ Celtic Dragongod
Maybe this will be informativ...@ Celtic Dragongod <br /><br />Maybe this will be informative ?<br /><br />https://www.eupedia.com/europe/autosomal_maps_dodecad.shtml#French_GermanRic Hernhttps://www.blogger.com/profile/15069642772317562249noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-25695453715120036182018-08-28T00:32:53.186-07:002018-08-28T00:32:53.186-07:00@ Davidski
Italian_South
"distance% = 1.6992...@ Davidski<br /><br />Italian_South<br />"distance% = 1.6992"<br /><br />Mycenaean,27<br />Barcin_N,24<br />Levant_BA_North,21.4<br />Yamnaya_Samara,20.8<br />Armenia_EBA,4.4<br />WHG,1.8<br />Iberomaurusian,0.6<br /><br />This is what I got for Southern Italians. I was playing around with it for a while to see the best fit for Middle Eastern DNA, and it looks like Northern Levant as When_in_Romehttps://www.blogger.com/profile/08294441714079114087noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-76905325764392588752018-08-27T22:57:38.795-07:002018-08-27T22:57:38.795-07:00@ Davidski
Thanks, when I figure it out I'll ...@ Davidski<br /><br />Thanks, when I figure it out I'll send any good results I get.When_in_Romehttps://www.blogger.com/profile/08294441714079114087noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-17253685720761945792018-08-27T22:49:52.393-07:002018-08-27T22:49:52.393-07:00@When_in_Rome
Don't convert those Global25 fi...@When_in_Rome<br /><br />Don't convert those Global25 files to anything. You'll need them as text files.<br /><br />Download this zip folder, extract the files into your Documents, and then follow the quick start guide that is also included. Obviously, you'll also need nMonte3 in your Documents.<br /><br /><a href="https://drive.google.com/file/d/1p-_bP_1u9_HNhhaMryQsxyQdvwH27V41/viewDavidskihttps://www.blogger.com/profile/04637918905430604850noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-6167255219046305572018-08-27T21:32:01.102-07:002018-08-27T21:32:01.102-07:00@ Davidski
I'm still trying to figure out the...@ Davidski<br /><br />I'm still trying to figure out the Global25/nMonte. I've downloaded all the files from the link you sent me and converted them to .csv files on Excel. I also selected the populations I thought were best and created a seperate file. I know I need to use nMonte on R programming, but I'm not sure where to go from here. Any advice would be appreciated? ThanksWhen_in_Romehttps://www.blogger.com/profile/08294441714079114087noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-51962263593332981832018-08-27T14:25:21.080-07:002018-08-27T14:25:21.080-07:00In this context, "Celtic DNA" would be g...In this context, "Celtic DNA" would be genetic material that is shared between the Irish and the Scots but not between the Germans and the Austrians. By the same token, "Germanic DNA" would be genetic material that is shared between the Germans and the Austrians but not between the Irish and the Scots.Anonymoushttps://www.blogger.com/profile/04972262992786349477noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-10943221847153320002018-08-27T05:49:13.287-07:002018-08-27T05:49:13.287-07:00Would it be possible to use Global 25 to estimate ...Would it be possible to use Global 25 to estimate Hallstatt ancestry in Irish, or even Viking ancestry? Looking at the positions on the PCA, I cant see what populations I should use in nMonte. Just for fun.Garvanhttps://www.blogger.com/profile/08917487267933584193noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-49238960615717029542018-08-26T22:40:29.329-07:002018-08-26T22:40:29.329-07:00@ Celtic Dragongod
What precisely is Celtic DNA ...@ Celtic Dragongod <br /><br />What precisely is Celtic DNA ? <br /><br />Because what I see in Germany, France, Britain etc. is a good old mixture of mainly Bell Beaker Culture related DNA....<br /><br />The Romans couldn't really with absolute certainty distinguish many Celtic and Germanic Tribes living on the opposite sides of the Rhine. Many apparently had mixed Cultural heritage.<br /><Ric Hernhttps://www.blogger.com/profile/15069642772317562249noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-72496433099069454872018-08-26T19:59:45.366-07:002018-08-26T19:59:45.366-07:00Certainly, the Low Countries, like Belgium, were p...Certainly, the Low Countries, like Belgium, were populated by Celts before the Germanics arrived there, and it's unlikely that they didn't contribute significant ancestry to the modern populations in the region.<br /><br />Also, it should be noted that there has been a lot of immigration within Northwestern Europe in the past thousand years, including from the British Isles and Ireland toDavidskihttps://www.blogger.com/profile/04637918905430604850noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-48827756262107372542018-08-26T19:32:07.588-07:002018-08-26T19:32:07.588-07:00When the Germans conquered Celtic areas they kille...When the Germans conquered Celtic areas they killed the men and mated with the women. Therefore, as the Germans proceeded to conquer more and more Celtic territory they ended up acquiring more and more Celtic DNA. This is likely why the English and the Dutch seem more Celtic than the Germans and the Austrians.Anonymoushttps://www.blogger.com/profile/04972262992786349477noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-72971438981351652692018-08-26T12:28:37.659-07:002018-08-26T12:28:37.659-07:00@ Samuel
It looks like the picture changed a bit...@ Samuel <br /><br />It looks like the picture changed a bit regarding the Vikings. Looks like they settled and integrated nicely. Limerick and Dublin were especially big Viking trading posts. And there is some evidence about recent finds in Iceland that are interesting. <br /><br />The picture start to look more like cooperation than anything else...Ric Hernhttps://www.blogger.com/profile/15069642772317562249noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-54811909612083771182018-08-26T03:18:38.196-07:002018-08-26T03:18:38.196-07:00@When_in_Rome
Have you tried Global25/nMonte?
Un...@When_in_Rome<br /><br />Have you tried Global25/nMonte?<br /><br /><a href="http://eurogenes.blogspot.com/2018/02/unleash-power-global-25-test-drive.html" rel="nofollow">Unleash the power: Global 25 test drive thread</a><br /><br />It's easier to use than formal stats modeling but it produces very similar results.<br />Davidskihttps://www.blogger.com/profile/04637918905430604850noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-48936526776826134782018-08-26T02:33:31.157-07:002018-08-26T02:33:31.157-07:00@OG, Davidski
I'm trying to understand the pe...@OG, Davidski<br /><br />I'm trying to understand the peopling of Italy by measuring modern Italians (north, south, central, Sicilian) based off of the populations I mentioned above (unless you think there are any better proxies). I picked those populations because I thought they best represented the migrations into the peninsula over the last 3000+ years, but I don't know how to run any When_in_Romehttps://www.blogger.com/profile/08294441714079114087noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-46700029477790634972018-08-26T00:11:35.037-07:002018-08-26T00:11:35.037-07:00@OG
See When_in_Rome's comment here.
Seems l...@OG<br /><br />See When_in_Rome's comment <a href="http://eurogenes.blogspot.com/2018/08/global25-workshop-3-genes-vs-geography.html?showComment=1535187335578#c5703592637968799079" rel="nofollow">here</a>.<br /><br />Seems like he/she wants a fairly comprehensive analysis of Italian and Greek genetic prehistory. But I'm not sure if we have all of the necessary ancient populations for thatDavidskihttps://www.blogger.com/profile/04637918905430604850noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-14948502498650571912018-08-25T21:18:23.097-07:002018-08-25T21:18:23.097-07:00@Ric Hern,
Vikings smikings. It sounds cool but u...@Ric Hern,<br /><br />Vikings smikings. It sounds cool but unlikely. Raiders can't make a big impact on already established populations. Samuel Andrewshttps://www.blogger.com/profile/09054267559597526866noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-45057174239422572392018-08-25T21:13:33.446-07:002018-08-25T21:13:33.446-07:00@EastPole,
"Are Scottish and Irish Celtic or ...@EastPole,<br />"Are Scottish and Irish Celtic or Germanic genetically?"<br /><br />Irish have no significant non 'Celtic' ancestry which is why they are so similar to Iron age Celtic Britons. Almost all Scottish don't have big Germanic (English) admixture either. Celtic might might not have spread with gene flow. What is referred to as Celtic genetic signature is probably Samuel Andrewshttps://www.blogger.com/profile/09054267559597526866noreply@blogger.comtag:blogger.com,1999:blog-4123559132014627431.post-71363589384144890582018-08-25T21:02:50.749-07:002018-08-25T21:02:50.749-07:00@David
But I reckon someone else, maybe at Anthro...@David<br /><br /><i>But I reckon someone else, maybe at Anthrogenica, like Mike, can come up with a more elaborate and on target analysis now using the G25 and nMonte.</i><br /><br />Which Modern Greeks and (South) Italians and Mycenaeans do you want? I can run them here.Open Genomeshttps://www.blogger.com/profile/11207443325849433636noreply@blogger.com