From: Emerging trends and hotspot in gut–lung axis research from 2011 to 2021: a bibliometrics analysis
Ranking | Frequency | Year of first occurrence | Keyword |
---|---|---|---|
1 | 362 | 2013 | Gut microbiota |
2 | 280 | 2011 | Inflammation |
3 | 239 | 2011 | Disease |
4 | 238 | 2011 | Infection |
5 | 226 | 2011 | Expression |
6 | 201 | 2013 | Microbiota |
7 | 195 | 2011 | Lung |
8 | 190 | 2014 | Microbiome |
9 | 179 | 2011 | Lung cancer |
10 | 167 | 2011 | Cancer |
11 | 154 | 2011 | Cell |
12 | 144 | 2011 | Asthma |
13 | 115 | 2015 | Intestinal microbiota |
14 | 106 | 2013 | Bacteria |
15 | 106 | 2011 | Mice |
16 | 105 | 2011 | In vitro |
17 | 100 | 2013 | Cystic fibrosis |
18 | 100 | 2012 | Activation |
19 | 99 | 2013 | T cell |
20 | 88 | 2011 | Mechanism |
21 | 86 | 2011 | Colorectal cancer |
22 | 85 | 2013 | Risk |
23 | 84 | 2011 | Identification |
24 | 83 | 2012 | Gut |
25 | 78 | 2011 | Immune response |
26 | 74 | 2015 | Immunity |
27 | 73 | 2011 | Pathogenesis |
28 | 73 | 2011 | Diagnosis |
29 | 72 | 2013 | Diversity |
30 | 70 | 2011 | Model |
31 | 67 | 2013 | Probiotics |
32 | 65 | 2011 | Oxidative stress |
33 | 62 | 2013 | Cell lung cancer |
34 | 62 | 2014 | Children |
35 | 58 | 2016 | Health |
36 | 58 | 2018 | Immunotherapy |
37 | 56 | 2015 | Biomarker |
38 | 55 | 2011 | Therapy |
39 | 54 | 2013 | Metabolism |
40 | 53 | 2011 | Obstructive Pulmonary disease |