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Christopher Ritchlin

Concepts (350)

Concepts are derived automatically from a person's publications.

Concepts are listed by decreasing relevance which is based on many factors, including how many publications the person wrote about that topic, how long ago those publications were written, and how many publications other people have written on that same topic.

Name Number of pubs Most recent pub Pubs by all authors Concept score Why?
Arthritis, Psoriatic
46
1998
60
16.170
Why?
Psoriasis
20
2001
46
6.410
Why?
Antirheumatic Agents
21
2001
64
5.050
Why?
Tumor Necrosis Factor-alpha
23
2001
627
3.520
Why?
Arthritis, Rheumatoid
20
1989
137
3.360
Why?
Biological Markers
13
2005
532
2.730
Why?
Osteoclasts
10
2003
300
2.650
Why?
Joints
10
2005
56
2.060
Why?
Synovial Membrane
13
1989
45
2.010
Why?
Severity of Illness Index
17
2001
878
1.970
Why?
Spondylarthropathies
4
2001
9
1.870
Why?
Stem Cells
6
2003
338
1.810
Why?
Antibodies, Monoclonal
9
2005
725
1.650
Why?
Arthritis
9
1994
77
1.630
Why?
Humans
86
1989
35000
1.600
Why?
Diagnostic Imaging
3
2008
81
1.560
Why?
Spondylarthritis
2
2006
2
1.260
Why?
Bone Resorption
4
2003
227
1.190
Why?
Magnetic Resonance Imaging
11
2007
928
1.140
Why?
Skin
5
1998
370
1.120
Why?
Immunoglobulin G
6
2001
491
1.100
Why?
Rheumatology
3
2005
8
1.070
Why?
Finger Joint
3
2007
23
1.010
Why?
RANK Ligand
5
2003
109
0.950
Why?
Bone Remodeling
3
2005
92
0.940
Why?
Receptors, Tumor Necrosis Factor
8
2001
130
0.930
Why?
Congresses as Topic
2
2011
30
0.930
Why?
Lymph Nodes
6
2007
207
0.910
Why?
Bone Density
2
2010
103
0.860
Why?
Treatment Outcome
18
2001
2487
0.860
Why?
Anti-Bacterial Agents
3
2005
432
0.840
Why?
Synovitis
6
1992
18
0.810
Why?
Anti-Inflammatory Agents, Non-Steroidal
3
2004
89
0.780
Why?
Registries
2
2005
203
0.780
Why?
Image Enhancement
2
2010
139
0.770
Why?
Membrane Glycoproteins
3
2003
350
0.760
Why?
Middle Aged
21
1992
9461
0.760
Why?
Arthritis, Reactive
2
1994
3
0.750
Why?
Bone Diseases, Metabolic
1
2011
21
0.740
Why?
Dermatology
1
2012
58
0.730
Why?
Adult
22
1992
10906
0.730
Why?
Fibroblasts
8
1989
514
0.730
Why?
Biological Factors
2
1989
8
0.730
Why?
Education, Medical, Continuing
1
2011
65
0.710
Why?
Methotrexate
6
2001
73
0.710
Why?
Immunologic Factors
3
2004
69
0.710
Why?
Carrier Proteins
2
2003
410
0.680
Why?
Magnetics
1
2010
35
0.680
Why?
Receptors, IgG
1
2010
67
0.680
Why?
Transducers
1
2010
39
0.680
Why?
Body Mass Index
1
2010
207
0.670
Why?
Rheumatic Diseases
2
2004
12
0.650
Why?
Edema
5
2007
108
0.650
Why?
Female
25
1992
19061
0.640
Why?
RNA, Messenger
8
1991
1791
0.630
Why?
Outpatient Clinics, Hospital
1
2008
36
0.620
Why?
Bone and Bones
3
2006
330
0.570
Why?
Technology, Pharmaceutical
1
2007
4
0.570
Why?
Osteolysis
2
2004
77
0.560
Why?
Male
23
1992
18870
0.560
Why?
Drug Eruptions
1
2006
28
0.550
Why?
Recombinant Fusion Proteins
3
2001
375
0.540
Why?
Uveitis
1
2006
7
0.530
Why?
Receptors, Cytoplasmic and Nuclear
2
2003
128
0.530
Why?
Glycoproteins
2
2003
189
0.520
Why?
Autoimmunity
1
2006
48
0.520
Why?
Animals
22
1989
15647
0.510
Why?
Angiogenesis Inducing Agents
1
2005
12
0.500
Why?
Chlamydia Infections
1
2005
22
0.500
Why?
Autoimmune Diseases
1
2006
84
0.500
Why?
Azithromycin
1
2005
19
0.500
Why?
Doxycycline
1
2005
36
0.490
Why?
Disease Progression
7
2007
496
0.480
Why?
Cytokines
5
1989
555
0.480
Why?
Bone Marrow Diseases
3
2007
38
0.470
Why?
Prosthesis Failure
1
2004
63
0.460
Why?
Disease Models, Animal
8
2005
908
0.460
Why?
Monocytes
3
2007
294
0.430
Why?
Osteogenesis
4
2008
147
0.410
Why?
Inflammation
6
1991
518
0.410
Why?
Evidence-Based Medicine
4
2006
197
0.410
Why?
Prognosis
4
2001
1030
0.400
Why?
Lupus Erythematosus, Systemic
3
1992
126
0.400
Why?
Mesalamine
1
2001
4
0.390
Why?
Physical Therapy Modalities
3
2005
27
0.390
Why?
Ciprofloxacin
1
2001
17
0.390
Why?
Lymph
3
2007
19
0.390
Why?
Mice
14
1991
5900
0.380
Why?
Sweden
2
2011
24
0.380
Why?
Antibodies, Monoclonal, Humanized
6
2005
89
0.360
Why?
Interleukin-10
1
2001
99
0.360
Why?
Receptor Activator of Nuclear Factor-kappa B
3
2003
64
0.360
Why?
Biological Agents
2
2007
21
0.350
Why?
Flow Cytometry
4
2008
597
0.350
Why?
Bone Marrow
3
2008
282
0.340
Why?
Spondylitis, Ankylosing
2
2008
13
0.340
Why?
Double-Blind Method
8
2005
985
0.340
Why?
Aged
9
1992
6986
0.340
Why?
Randomized Controlled Trials as Topic
4
2001
400
0.340
Why?
Osteoarthritis
4
1991
131
0.330
Why?
Gene Expression
4
1993
723
0.330
Why?
Clinical Trials as Topic
3
2003
664
0.330
Why?
Cell Communication
1
2000
135
0.330
Why?
T-Lymphocytes
4
1998
546
0.320
Why?
Follow-Up Studies
4
2005
1757
0.300
Why?
Collagenases
2
1992
27
0.300
Why?
Risk Factors
5
1992
2172
0.290
Why?
Genetic Predisposition to Disease
5
2004
306
0.290
Why?
Macrophages
3
1991
329
0.290
Why?
Outcome Assessment (Health Care)
2
2007
275
0.270
Why?
Mice, Transgenic
6
2004
735
0.270
Why?
Young Adult
3
2008
1013
0.270
Why?
Biomedical Research
2
2008
132
0.270
Why?
Dendritic Cells
2
2006
110
0.260
Why?
Metalloendopeptidases
2
1991
45
0.250
Why?
Cell Differentiation
3
2004
1021
0.250
Why?
Aminosalicylic Acids
1
1994
3
0.240
Why?
Genetic Markers
2
2010
127
0.240
Why?
Drug Therapy, Combination
4
2005
375
0.240
Why?
B-Lymphocyte Subsets
2
2011
67
0.230
Why?
Mice, Inbred C57BL
6
2004
1613
0.230
Why?
Bone Marrow Cells
3
2004
220
0.220
Why?
Osteoprotegerin
2
2003
52
0.220
Why?
Patient Selection
2
2010
197
0.220
Why?
C-Reactive Protein
3
2007
118
0.220
Why?
Sensitivity and Specificity
3
1992
866
0.210
Why?
Lymphangiogenesis
2
2007
17
0.210
Why?
Predictive Value of Tests
2
2007
579
0.210
Why?
Cell Separation
2
2010
224
0.210
Why?
Early Diagnosis
1
2012
29
0.200
Why?
Electroencephalography
1
1992
133
0.200
Why?
Intercellular Signaling Peptides and Proteins
2
1994
108
0.200
Why?
Brain Diseases
1
1992
125
0.190
Why?
Signal Transduction
1
2000
1465
0.190
Why?
Arthritis, Experimental
1
2011
36
0.190
Why?
Immunoconjugates
1
2011
9
0.190
Why?
Pilot Projects
2
2007
426
0.190
Why?
Glucocorticoids
2
2008
159
0.190
Why?
Adolescent
3
2004
4513
0.180
Why?
Keratinocytes
2
2001
105
0.180
Why?
Cell Fusion
1
2010
25
0.180
Why?
Lumbar Vertebrae
1
2011
68
0.180
Why?
Treatment Failure
1
2010
125
0.180
Why?
Cells, Cultured
6
1991
2367
0.180
Why?
Radio Waves
1
2010
6
0.170
Why?
Adipose Tissue
1
2011
125
0.170
Why?
Disability Evaluation
3
2004
125
0.170
Why?
Reproducibility of Results
2
2010
859
0.170
Why?
Vascular Endothelial Growth Factor Receptor-3
1
2009
12
0.170
Why?
Equipment Failure Analysis
1
2010
68
0.170
Why?
Blood Circulation
1
2009
38
0.160
Why?
Questionnaires
2
2010
942
0.160
Why?
Cell Lineage
1
2010
120
0.160
Why?
Equipment Design
1
2010
244
0.160
Why?
Placebos
4
2005
177
0.160
Why?
Dermatologic Agents
1
2008
24
0.160
Why?
Blood Donors
1
2008
27
0.160
Why?
Antigens, CD11b
2
2004
22
0.160
Why?
Tumor Necrosis Factors
1
2008
15
0.160
Why?
Dose-Response Relationship, Drug
3
1992
1085
0.150
Why?
Neovascularization, Physiologic
1
2009
112
0.150
Why?
Influenza, Human
1
2011
329
0.150
Why?
Leukocytes, Mononuclear
1
2008
109
0.150
Why?
Risk Assessment
1
2012
808
0.150
Why?
Wrist Joint
1
2007
27
0.150
Why?
Knee Joint
1
2007
50
0.150
Why?
B-Lymphocytes
1
2011
460
0.140
Why?
Immunity, Innate
1
2008
103
0.140
Why?
Quality Indicators, Health Care
1
2007
54
0.140
Why?
Consensus
1
2007
15
0.140
Why?
Population Surveillance
1
2007
120
0.140
Why?
Nerve Tissue Proteins
1
2010
310
0.140
Why?
Cell Count
1
2007
279
0.140
Why?
Gene Expression Profiling
2
2005
296
0.140
Why?
Metabolic Diseases
1
2006
15
0.140
Why?
Patient Care Team
1
2008
189
0.140
Why?
Patient Education as Topic
1
2008
207
0.140
Why?
Health Status Indicators
1
2007
97
0.140
Why?
Vaccination
1
2007
197
0.130
Why?
Osteoblasts
1
2008
228
0.130
Why?
Interferons
1
2006
46
0.130
Why?
Antigens, Differentiation
1
2006
64
0.130
Why?
Infusions, Intravenous
1
2006
139
0.130
Why?
Membrane Proteins
1
2010
530
0.130
Why?
Immunohistochemistry
3
2001
1024
0.130
Why?
Time Factors
2
2009
3047
0.130
Why?
Pregnancy
1
2011
1919
0.130
Why?
Rifampin
1
2005
7
0.130
Why?
Chlamydia
1
2005
3
0.130
Why?
United States
2
2007
2511
0.130
Why?
RNA, Bacterial
1
2005
80
0.120
Why?
Research Design
1
2007
326
0.120
Why?
Antigens, Bacterial
1
2005
96
0.120
Why?
Genomics
1
2005
43
0.120
Why?
Leukocyte L1 Antigen Complex
1
2004
5
0.120
Why?
Cartilage Diseases
1
2004
23
0.120
Why?
Immunocompetence
1
2004
30
0.120
Why?
Quality of Life
4
2005
486
0.110
Why?
DNA Probes
2
1993
86
0.110
Why?
Pneumococcal Vaccines
1
2004
64
0.110
Why?
Neovascularization, Pathologic
1
2004
93
0.110
Why?
Practice Guidelines as Topic
1
2006
288
0.110
Why?
Leukocytes
1
2005
191
0.110
Why?
Gene Expression Regulation
1
1989
848
0.110
Why?
Drug Evaluation
1
2003
98
0.110
Why?
Enzyme Inhibitors
1
2005
396
0.110
Why?
Oligonucleotide Array Sequence Analysis
1
2005
278
0.110
Why?
Injections, Subcutaneous
3
2001
89
0.100
Why?
Contrast Media
3
2007
269
0.100
Why?
Mice, Knockout
1
2005
857
0.100
Why?
Serologic Tests
1
2001
22
0.100
Why?
Receptors, Interleukin-10
1
2001
2
0.100
Why?
Hypersensitivity, Delayed
1
2001
52
0.090
Why?
Receptors, Interleukin
1
2001
10
0.090
Why?
Drug Hypersensitivity
1
2001
44
0.090
Why?
Injections, Intravenous
2
2010
125
0.090
Why?
Mesoderm
1
2001
47
0.090
Why?
Safety
2
2010
99
0.090
Why?
Chronic Disease
2
1994
496
0.090
Why?
Vascular Endothelial Growth Factor C
2
2009
23
0.090
Why?
Arthrography
2
2007
54
0.080
Why?
Myelopoiesis
2
2008
15
0.080
Why?
Aged, 80 and over
2
1992
2423
0.080
Why?
International Cooperation
2
2005
64
0.080
Why?
Matrix Metalloproteinase 3
2
1991
4
0.070
Why?
Antigens, CD
2
2008
240
0.070
Why?
Drug Administration Schedule
2
2007
362
0.070
Why?
Spleen
2
2004
338
0.060
Why?
Nucleic Acid Hybridization
2
1991
176
0.060
Why?
Inflammatory Bowel Diseases
2
2001
31
0.060
Why?
Synovial Fluid
1
1994
12
0.060
Why?
Chemotactic Factors
1
1994
21
0.060
Why?
Fetal Diseases
1
1994
109
0.060
Why?
Cartilage, Articular
1
1994
185
0.060
Why?
Chemokines, CXC
1
1994
49
0.060
Why?
Growth Substances
1
1994
96
0.060
Why?
Actins
2
1994
184
0.050
Why?
DNA Primers
2
1994
401
0.050
Why?
Microbial Collagenase
1
1991
14
0.050
Why?
Viscosity
1
2011
67
0.050
Why?
Receptors, Complement 3d
1
2011
9
0.050
Why?
Spectrophotometry, Infrared
1
2011
16
0.050
Why?
Receptors, IgE
1
2011
14
0.050
Why?
Lymphatic Vessels
1
2011
12
0.050
Why?
Europe
1
2011
74
0.050
Why?
Pressure
1
2011
126
0.050
Why?
Influenza A Virus, H3N2 Subtype
1
2011
64
0.050
Why?
Pneumonia, Pneumocystis
1
1992
118
0.050
Why?
Functional Laterality
1
2011
97
0.050
Why?
Influenza A Virus, H1N1 Subtype
1
2011
85
0.050
Why?
Immunologic Memory
1
2011
132
0.040
Why?
Water
1
2011
105
0.040
Why?
Immunoproliferative Disorders
1
2010
2
0.040
Why?
Antigens, CD9
1
2010
5
0.040
Why?
Antigens, CD47
1
2010
7
0.040
Why?
Feasibility Studies
1
2011
189
0.040
Why?
Acid Phosphatase
1
2010
65
0.040
Why?
Crosses, Genetic
1
2010
55
0.040
Why?
Protein Multimerization
1
2010
20
0.040
Why?
Receptor, Macrophage Colony-Stimulating Factor
1
2010
11
0.040
Why?
Chemokine CXCL12
1
2010
33
0.040
Why?
Comorbidity
1
2011
365
0.040
Why?
DNA Replication
1
1991
189
0.040
Why?
Mice, Inbred Strains
1
2010
238
0.040
Why?
Interferon-alpha
1
2010
84
0.040
Why?
Linear Models
1
2010
228
0.040
Why?
Antibodies, Viral
1
2011
472
0.040
Why?
Influenza Vaccines
1
2011
239
0.040
Why?
Phagocytes
1
1989
20
0.040
Why?
Microscopy, Fluorescence
1
2010
257
0.040
Why?
CD8-Positive T-Lymphocytes
1
2011
223
0.040
Why?
Injections, Intramuscular
1
2008
70
0.040
Why?
Proto-Oncogenes
1
1989
49
0.040
Why?
Cardiovascular Diseases
1
2012
250
0.040
Why?
Multivariate Analysis
1
2010
487
0.040
Why?
Antibodies
1
2009
207
0.040
Why?
Cohort Studies
1
2011
912
0.040
Why?
Gadolinium DTPA
1
2008
51
0.040
Why?
Mice, Inbred BALB C
1
2010
616
0.040
Why?
Models, Genetic
1
1989
157
0.040
Why?
Oligodeoxyribonucleotides
1
2008
138
0.040
Why?
Osteitis
1
2007
9
0.040
Why?
Hematologic Tests
1
2007
8
0.040
Why?
CD4-Positive T-Lymphocytes
1
2011
299
0.040
Why?
Tuberculin Test
1
2007
10
0.040
Why?
Liver Function Tests
1
2007
25
0.040
Why?
Antibodies, Antinuclear
1
2007
30
0.040
Why?
Foundations
1
2007
11
0.040
Why?
Up-Regulation
1
2010
344
0.040
Why?
Blotting, Western
1
2010
617
0.040
Why?
Reverse Transcriptase Polymerase Chain Reaction
1
2010
513
0.040
Why?
Ultrasonography
1
2010
259
0.040
Why?
Drainage
1
2007
56
0.040
Why?
Isoenzymes
1
2010
391
0.040
Why?
Lipopolysaccharides
1
2008
208
0.040
Why?
Physical Examination
1
2007
88
0.040
Why?
Phenotype
1
2010
727
0.040
Why?
Delphi Technique
1
2007
3
0.040
Why?
Medical Records
1
2007
122
0.040
Why?
Cell Movement
1
2010
352
0.040
Why?
Diagnosis, Differential
1
2010
855
0.030
Why?
Transcriptional Activation
1
1989
280
0.030
Why?
Algorithms
1
2011
518
0.030
Why?
Cell Division
2
1991
735
0.030
Why?
Cell Proliferation
1
2010
480
0.030
Why?
RNA
1
2010
395
0.030
Why?
Needs Assessment
1
2007
87
0.030
Why?
Regression Analysis
1
2007
489
0.030
Why?
Longitudinal Studies
1
2007
372
0.030
Why?
Brain
1
1992
1161
0.030
Why?
Prevalence
1
2006
530
0.030
Why?
Databases, Factual
1
2005
147
0.030
Why?
Mice, Inbred CBA
1
2004
128
0.030
Why?
Tomography, X-Ray Computed
1
2007
729
0.030
Why?
Models, Biological
1
2007
982
0.030
Why?
Immunophenotyping
1
2001
123
0.020
Why?
Immune Tolerance
1
2001
145
0.020
Why?
Interleukin-1
2
1991
204
0.020
Why?
Enzyme Activation
2
1991
511
0.020
Why?
Biopsy
1
2001
359
0.020
Why?
Histocompatibility Antigens Class II
1
2001
187
0.020
Why?
Incidence
1
2001
644
0.020
Why?
Apoptosis
1
2004
782
0.020
Why?
Cell Line
2
1991
1554
0.020
Why?
Retrospective Studies
1
2001
2167
0.020
Why?
Chemokine CXCL1
1
1994
12
0.010
Why?
Sulfur Radioisotopes
1
1994
25
0.010
Why?
Consensus Sequence
1
1994
46
0.010
Why?
Interleukin-8
1
1994
108
0.010
Why?
Matrix Metalloproteinase 8
1
1992
1
0.010
Why?
Lymphopenia
1
1992
6
0.010
Why?
Opportunistic Infections
1
1992
19
0.010
Why?
Corticosterone
1
1992
55
0.010
Why?
Aurothioglucose
1
1991
2
0.010
Why?
Gold Sodium Thiomalate
1
1991
2
0.010
Why?
Sodium Hypochlorite
1
1991
4
0.010
Why?
Phenylmercury Compounds
1
1991
3
0.010
Why?
Enzyme Induction
1
1991
153
0.010
Why?
Polymerase Chain Reaction
1
1994
586
0.010
Why?
Substrate Specificity
1
1991
224
0.010
Why?
Granulocyte-Macrophage Colony-Stimulating Factor
1
1991
79
0.010
Why?
Fibroblast Growth Factor 2
1
1991
76
0.010
Why?
Epidermal Growth Factor
1
1991
106
0.010
Why?
Collagen
1
1991
270
0.010
Why?
Neutrophils
1
1992
307
0.010
Why?
Transcription, Genetic
1
1994
795
0.010
Why?
Base Sequence
1
1994
1681
0.010
Why?
Molecular Sequence Data
1
1994
1993
0.010
Why?
Interleukin-6
1
1991
314
0.010
Why?
Transforming Growth Factor beta
1
1991
362
0.010
Why?

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