CD28

CD28 molecule - mammalian protein found in Homo sapiens. Article “CD28” in English Wikipedia has 60.6 points for quality (as of July 1, 2025). The article contains 35 references and 9 sections.

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

Since the creation of article “CD28”, its content was written by 50 registered users of English Wikipedia and edited by 124 registered Wikipedia users in all languages.

The article is cited 436 times in English Wikipedia and cited 1301 times in all languages.

The highest Authors Interest rank from 2001:

• Local (English): #34477 in June 2021
• Global: #67319 in June 2021

The highest popularity rank from 2008:

• Local (English): #137563 in April 2015
• Global: #214184 in April 2015

There are 13 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.

#	Language	Quality grade	Quality score
1	English (en) CD28		60.5936
2	Italian (it) CD28		39.8745
3	Persian (fa) CD28		34.9122
4	Japanese (ja) CD28		34.1462
5	Polish (pl) CD28		32.2553
6	Arabic (ar) كتلة التمايز 28		29.5744
7	Czech (cs) CD28		29.3234
8	Ukrainian (uk) CD28		26.1689
9	German (de) T-Zelloberflächenprotein CD28		25.9728
10	Galician (gl) CD28		24.133

More...

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

The most popular language versions of the article "CD28" in all the time

#	Language	Popularity award	Relative popularity
1	English (en) CD28		875 860
2	Spanish (es) CD28		72 203
3	Italian (it) CD28		46 220
4	German (de) T-Zelloberflächenprotein CD28		26 988
5	Polish (pl) CD28		18 952
6	Dutch (nl) CD28		14 242
7	Russian (ru) CD28		14 046
8	Czech (cs) CD28		3 304
9	Persian (fa) CD28		3 285
10	Arabic (ar) كتلة التمايز 28		1 330

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

The most popular language versions of the article "CD28" in June 2025

#	Language	Popularity award	Relative popularity
1	English (en) CD28		1 105
2	Italian (it) CD28		89
3	Japanese (ja) CD28		86
4	Spanish (es) CD28		67
5	Polish (pl) CD28		67
6	German (de) T-Zelloberflächenprotein CD28		63
7	Russian (ru) CD28		29
8	Dutch (nl) CD28		24
9	Czech (cs) CD28		19
10	Persian (fa) CD28		14

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

Language versions of the article "CD28" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.

#	Language	AI award	Relative AI
1	English (en) CD28		50
2	Dutch (nl) CD28		15
3	Italian (it) CD28		12
4	Polish (pl) CD28		12
5	German (de) T-Zelloberflächenprotein CD28		9
6	Spanish (es) CD28		7
7	Czech (cs) CD28		6
8	Arabic (ar) كتلة التمايز 28		5
9	Russian (ru) CD28		3
10	Persian (fa) CD28		2

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

Language versions of the article "CD28" with the highest AI in June 2025

#	Language	AI award	Relative AI
1	Italian (it) CD28		1
2	Arabic (ar) كتلة التمايز 28		0
3	Czech (cs) CD28		0
4	German (de) T-Zelloberflächenprotein CD28		0
5	English (en) CD28		0
6	Spanish (es) CD28		0
7	Persian (fa) CD28		0
8	Galician (gl) CD28		0
9	Japanese (ja) CD28		0
10	Dutch (nl) CD28		0

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

Language versions of the article "CD28" with the highest Citation Index (CI)

#	Language	CI award	Relative CI
1	English (en) CD28		436
2	Ukrainian (uk) CD28		345
3	Russian (ru) CD28		339
4	Italian (it) CD28		48
5	Japanese (ja) CD28		33
6	German (de) T-Zelloberflächenprotein CD28		22
7	Czech (cs) CD28		20
8	Spanish (es) CD28		16
9	Polish (pl) CD28		12
10	Galician (gl) CD28		10

More...

#	Language	Value
ar	Arabic كتلة التمايز 28
cs	Czech CD28
de	German T-Zelloberflächenprotein CD28
en	English CD28
es	Spanish CD28
fa	Persian CD28
gl	Galician CD28
it	Italian CD28
ja	Japanese CD28
nl	Dutch CD28
pl	Polish CD28
ru	Russian CD28
uk	Ukrainian CD28

Best Rank

English: #137563 04.2015

Global: #214184 04.2015

Best Rank

English: #34477 06.2021

Global: #67319 06.2021

On 28 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2025–26 UEFA Champions League, Nipah virus, Doomsday Clock, UEFA Champions League, Elena Rybakina, Donald Trump, 2026 European Men's Handball Championship, killing of Alex Pretti, Kristi Noem, deaths in 2026.

In English Wikipedia the most popular articles on that day were: Ajit Pawar, Border 2, Sharad Pawar, Killing of Alex Pretti, Ilhan Omar, Sunetra Pawar, Todd Monken, Kristi Noem, Wonder Man (miniseries), Gregory Bovino.

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