CD1

ko

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CD1

Quality:

CD1 - family of glycoproteins expressed on the surface of various human antigen-presenting cells. Article “CD1” in Korean Wikipedia has 19.4 points for quality (as of July 1, 2025). The article contains 6 references and 8 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that (Korean) language version.

Since the creation of article “CD1”, its content was written by 3 registered users of Korean Wikipedia and edited by 114 registered Wikipedia users in all languages.

The article is cited 3 times in Korean Wikipedia and cited 1367 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Korean): #883 in December 2022
  • Global: #104675 in December 2022

The highest popularity rank from 2008:

  • Local (Korean): #107935 in September 2023
  • Global: #122299 in August 2008

There are 15 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
CD1
42.9633
2Czech (cs)
CD1
36.7108
3French (fr)
CD1
32.2027
4Turkish (tr)
CD1
24.8263
5Korean (ko)
CD1
19.4074
6Vietnamese (vi)
CD1
19.2035
7Galician (gl)
CD1
19.1905
8Portuguese (pt)
CD1
19.1236
9Spanish (es)
CD1
17.5416
10Japanese (ja)
CD1
15.597
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "CD1" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
CD1
428 902
2Spanish (es)
CD1
75 016
3Italian (it)
CD1
32 123
4French (fr)
CD1
29 940
5Japanese (ja)
CD1
27 073
6Russian (ru)
CD1
22 623
7Chinese (zh)
CD1
13 877
8Portuguese (pt)
CD1
13 378
9Turkish (tr)
CD1
2 094
10Czech (cs)
CD1
2 060
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "CD1" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
CD1
494
2Spanish (es)
CD1
96
3Chinese (zh)
CD1
69
4French (fr)
CD1
54
5Italian (it)
CD1
52
6Japanese (ja)
CD1
35
7Russian (ru)
CD1
25
8Korean (ko)
CD1
19
9Turkish (tr)
CD1
19
10Portuguese (pt)
CD1
13
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "CD1" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
CD1
40
2Italian (it)
CD1
19
3French (fr)
CD1
9
4Spanish (es)
CD1
6
5Vietnamese (vi)
CD1
6
6Portuguese (pt)
CD1
5
7Turkish (tr)
CD1
5
8Catalan (ca)
CD1
4
9Czech (cs)
CD1
4
10Japanese (ja)
CD1
4
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "CD1" with the highest AI in June 2025
#LanguageAI awardRelative AI
1Czech (cs)
CD1
1
2Arabic (ar)
كتلة التمايز 1
0
3Catalan (ca)
CD1
0
4English (en)
CD1
0
5Spanish (es)
CD1
0
6French (fr)
CD1
0
7Galician (gl)
CD1
0
8Italian (it)
CD1
0
9Japanese (ja)
CD1
0
10Korean (ko)
CD1
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "CD1" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
CD1
744
2Russian (ru)
CD1
330
3Chinese (zh)
CD1
74
4French (fr)
CD1
58
5Italian (it)
CD1
49
6Turkish (tr)
CD1
26
7Japanese (ja)
CD1
23
8Vietnamese (vi)
CD1
22
9Catalan (ca)
CD1
12
10Spanish (es)
CD1
7
More...

Scores

Estimated value for Wikipedia:
Korean:
Global:
Popularity in June 2025:
Korean:
Global:
Popularity in all years:
Korean:
Global:
Authors in June 2025:
Korean:
Global:
Registered authors in all years:
Korean:
Global:
Citations:
Korean:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
كتلة التمايز 1
caCatalan
CD1
csCzech
CD1
enEnglish
CD1
esSpanish
CD1
frFrench
CD1
glGalician
CD1
itItalian
CD1
jaJapanese
CD1
koKorean
CD1
ptPortuguese
CD1
ruRussian
CD1
trTurkish
CD1
viVietnamese
CD1
zhChinese
CD1

Popularity rank trends

Best Rank Korean:
#107935
09.2023
Global:
#122299
08.2008

AI rank trends

Best Rank Korean:
#883
12.2022
Global:
#104675
12.2022

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on CD1 from Wikipedia articles about Cluster of differentiation, List of human clusters of differentiation, Natural killer T cell, Major histocompatibility complex and KLRB1. Whereas reading the article about CD1 people most often go to Wikipedia articles on Cluster of differentiation, KLRB1, CD1d molecule, Gamma delta T cell and Antigen-presenting cell.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

en: CD1
es: CD1
it: CD1
fr: CD1
ja: CD1
ru: CD1
zh: CD1
pt: CD1
tr: CD1
cs: CD1
gl: CD1
ca: CD1
vi: CD1
ko: CD1

News from 21 December 2025

On 21 December 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Jeffrey Epstein, Anthony Joshua, James Ransone, Avatar: Fire and Ash, Jake Paul, Wake Up Dead Man, Stranger Things, Ghislaine Maxwell, Avatar, Avatar: The Way of Water.

In Korean Wikipedia the most popular articles on that day were: 김주하, 문화방송, 동지, 원지안, 윤석화, 한국방송공사, 한국교육방송공사, 부산 서면 돌려차기 사건, 경도를 기다리며, 츠키.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information