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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
70
16.110
Why?
Psoriasis
20
2001
47
6.520
Why?
Antirheumatic Agents
21
2001
64
5.130
Why?
Tumor Necrosis Factor-alpha
23
2001
659
3.530
Why?
Arthritis, Rheumatoid
20
1989
133
3.440
Why?
Biological Markers
13
2005
560
2.750
Why?
Osteoclasts
10
2003
334
2.630
Why?
Joints
10
2005
58
2.090
Why?
Synovial Membrane
13
1989
54
2.040
Why?
Severity of Illness Index
17
2001
922
1.970
Why?
Spondylarthropathies
4
2001
12
1.880
Why?
Stem Cells
6
2003
361
1.810
Why?
Antibodies, Monoclonal
9
2005
711
1.690
Why?
Arthritis
9
1994
84
1.640
Why?
Humans
86
1989
36274
1.590
Why?
Diagnostic Imaging
3
2008
87
1.580
Why?
Spondylarthritis
2
2006
2
1.290
Why?
Bone Resorption
4
2003
241
1.200
Why?
Magnetic Resonance Imaging
11
2007
991
1.140
Why?
Skin
5
1998
377
1.130
Why?
Immunoglobulin G
6
2001
488
1.120
Why?
Rheumatology
3
2005
10
1.090
Why?
Finger Joint
3
2007
26
1.030
Why?
Bone Remodeling
3
2005
102
0.950
Why?
RANK Ligand
5
2003
129
0.950
Why?
Receptors, Tumor Necrosis Factor
8
2001
142
0.950
Why?
Congresses as Topic
2
2011
32
0.940
Why?
Lymph Nodes
6
2007
206
0.920
Why?
Bone Density
2
2010
111
0.870
Why?
Treatment Outcome
18
2001
2615
0.850
Why?
Anti-Bacterial Agents
3
2005
437
0.850
Why?
Synovitis
6
1992
19
0.820
Why?
Anti-Inflammatory Agents, Non-Steroidal
3
2004
92
0.800
Why?
Registries
2
2005
223
0.790
Why?
Image Enhancement
2
2010
145
0.780
Why?
Membrane Glycoproteins
3
2003
366
0.770
Why?
Arthritis, Reactive
2
1994
3
0.770
Why?
Middle Aged
21
1992
9837
0.750
Why?
Bone Diseases, Metabolic
1
2011
20
0.750
Why?
Dermatology
1
2012
58
0.750
Why?
Biological Factors
2
1989
9
0.740
Why?
Fibroblasts
8
1989
534
0.730
Why?
Education, Medical, Continuing
1
2011
64
0.720
Why?
Immunologic Factors
3
2004
66
0.720
Why?
Methotrexate
6
2001
73
0.720
Why?
Adult
22
1992
11351
0.720
Why?
Magnetics
1
2010
36
0.690
Why?
Carrier Proteins
2
2003
426
0.690
Why?
Receptors, IgG
1
2010
68
0.690
Why?
Transducers
1
2010
41
0.690
Why?
Body Mass Index
1
2010
218
0.680
Why?
Rheumatic Diseases
2
2004
12
0.670
Why?
Edema
5
2007
109
0.660
Why?
Female
25
1992
19838
0.640
Why?
RNA, Messenger
8
1991
1863
0.640
Why?
Outpatient Clinics, Hospital
1
2008
43
0.630
Why?
Technology, Pharmaceutical
1
2007
4
0.580
Why?
Bone and Bones
3
2006
355
0.570
Why?
Osteolysis
2
2004
105
0.560
Why?
Drug Eruptions
1
2006
27
0.560
Why?
Male
23
1992
19675
0.550
Why?
Recombinant Fusion Proteins
3
2001
382
0.550
Why?
Uveitis
1
2006
7
0.540
Why?
Receptors, Cytoplasmic and Nuclear
2
2003
137
0.530
Why?
Glycoproteins
2
2003
201
0.530
Why?
Autoimmunity
1
2006
41
0.530
Why?
Chlamydia Infections
1
2005
21
0.510
Why?
Autoimmune Diseases
1
2006
80
0.510
Why?
Angiogenesis Inducing Agents
1
2005
13
0.510
Why?
Animals
22
1989
16093
0.510
Why?
Azithromycin
1
2005
19
0.510
Why?
Doxycycline
1
2005
35
0.500
Why?
Disease Progression
7
2007
521
0.490
Why?
Cytokines
5
1989
565
0.490
Why?
Bone Marrow Diseases
3
2007
43
0.480
Why?
Disease Models, Animal
8
2005
956
0.460
Why?
Prosthesis Failure
1
2004
86
0.460
Why?
Monocytes
3
2007
308
0.430
Why?
Lupus Erythematosus, Systemic
3
1992
89
0.420
Why?
Evidence-Based Medicine
4
2006
202
0.420
Why?
Osteogenesis
4
2008
169
0.410
Why?
Inflammation
6
1991
534
0.410
Why?
Prognosis
4
2001
1083
0.410
Why?
Mesalamine
1
2001
4
0.400
Why?
Physical Therapy Modalities
3
2005
25
0.400
Why?
Lymph
3
2007
18
0.400
Why?
Ciprofloxacin
1
2001
18
0.400
Why?
Sweden
2
2011
25
0.380
Why?
Mice
14
1991
6111
0.380
Why?
Antibodies, Monoclonal, Humanized
6
2005
87
0.370
Why?
Interleukin-10
1
2001
104
0.360
Why?
Receptor Activator of Nuclear Factor-kappa B
3
2003
74
0.360
Why?
Biological Agents
2
2007
20
0.360
Why?
Flow Cytometry
4
2008
603
0.360
Why?
Spondylitis, Ankylosing
2
2008
13
0.350
Why?
Bone Marrow
3
2008
287
0.350
Why?
Double-Blind Method
8
2005
992
0.340
Why?
Randomized Controlled Trials as Topic
4
2001
411
0.340
Why?
Aged
9
1992
7269
0.340
Why?
Gene Expression
4
1993
751
0.330
Why?
Osteoarthritis
4
1991
148
0.330
Why?
Clinical Trials as Topic
3
2003
671
0.330
Why?
Cell Communication
1
2000
139
0.330
Why?
T-Lymphocytes
4
1998
550
0.320
Why?
Follow-Up Studies
4
2005
1855
0.300
Why?
Collagenases
2
1992
30
0.300
Why?
Genetic Predisposition to Disease
5
2004
331
0.290
Why?
Macrophages
3
1991
346
0.290
Why?
Risk Factors
5
1992
2345
0.290
Why?
Outcome Assessment (Health Care)
2
2007
301
0.270
Why?
Mice, Transgenic
6
2004
749
0.270
Why?
Young Adult
3
2008
1059
0.270
Why?
Biomedical Research
2
2008
139
0.270
Why?
Dendritic Cells
2
2006
121
0.260
Why?
Metalloendopeptidases
2
1991
49
0.260
Why?
Aminosalicylic Acids
1
1994
3
0.250
Why?
Genetic Markers
2
2010
134
0.250
Why?
Cell Differentiation
3
2004
1093
0.250
Why?
Drug Therapy, Combination
4
2005
382
0.240
Why?
B-Lymphocyte Subsets
2
2011
57
0.240
Why?
Bone Marrow Cells
3
2004
221
0.230
Why?
Mice, Inbred C57BL
6
2004
1675
0.230
Why?
Osteoprotegerin
2
2003
63
0.220
Why?
Patient Selection
2
2010
212
0.220
Why?
C-Reactive Protein
3
2007
122
0.220
Why?
Sensitivity and Specificity
3
1992
905
0.210
Why?
Lymphangiogenesis
2
2007
17
0.210
Why?
Cell Separation
2
2010
231
0.210
Why?
Early Diagnosis
1
2012
29
0.210
Why?
Predictive Value of Tests
2
2007
606
0.210
Why?
Electroencephalography
1
1992
176
0.200
Why?
Intercellular Signaling Peptides and Proteins
2
1994
111
0.200
Why?
Brain Diseases
1
1992
132
0.200
Why?
Arthritis, Experimental
1
2011
38
0.190
Why?
Immunoconjugates
1
2011
9
0.190
Why?
Glucocorticoids
2
2008
162
0.190
Why?
Pilot Projects
2
2007
442
0.190
Why?
Signal Transduction
1
2000
1567
0.190
Why?
Adolescent
3
2004
4766
0.180
Why?
Keratinocytes
2
2001
106
0.180
Why?
Cell Fusion
1
2010
25
0.180
Why?
Treatment Failure
1
2010
128
0.180
Why?
Lumbar Vertebrae
1
2011
71
0.180
Why?
Radio Waves
1
2010
7
0.180
Why?
Adipose Tissue
1
2011
137
0.170
Why?
Cells, Cultured
6
1991
2479
0.170
Why?
Disability Evaluation
3
2004
124
0.170
Why?
Reproducibility of Results
2
2010
877
0.170
Why?
Vascular Endothelial Growth Factor Receptor-3
1
2009
13
0.170
Why?
Equipment Failure Analysis
1
2010
71
0.170
Why?
Blood Circulation
1
2009
38
0.170
Why?
Cell Lineage
1
2010
120
0.160
Why?
Equipment Design
1
2010
248
0.160
Why?
Placebos
4
2005
178
0.160
Why?
Questionnaires
2
2010
1004
0.160
Why?
Dermatologic Agents
1
2008
24
0.160
Why?
Blood Donors
1
2008
27
0.160
Why?
Antigens, CD11b
2
2004
24
0.160
Why?
Tumor Necrosis Factors
1
2008
15
0.160
Why?
Neovascularization, Physiologic
1
2009
124
0.160
Why?
Dose-Response Relationship, Drug
3
1992
1117
0.160
Why?
Leukocytes, Mononuclear
1
2008
110
0.160
Why?
Influenza, Human
1
2011
350
0.150
Why?
B-Lymphocytes
1
2011
432
0.150
Why?
Risk Assessment
1
2012
884
0.150
Why?
Wrist Joint
1
2007
28
0.150
Why?
Knee Joint
1
2007
55
0.150
Why?
Immunity, Innate
1
2008
98
0.150
Why?
Consensus
1
2007
14
0.150
Why?
Quality Indicators, Health Care
1
2007
55
0.140
Why?
Cell Count
1
2007
286
0.140
Why?
Nerve Tissue Proteins
1
2010
322
0.140
Why?
Population Surveillance
1
2007
136
0.140
Why?
Metabolic Diseases
1
2006
15
0.140
Why?
Gene Expression Profiling
2
2005
301
0.140
Why?
Patient Care Team
1
2008
192
0.140
Why?
Patient Education as Topic
1
2008
214
0.140
Why?
Health Status Indicators
1
2007
107
0.140
Why?
Interferons
1
2006
48
0.130
Why?
Antigens, Differentiation
1
2006
68
0.130
Why?
Osteoblasts
1
2008
249
0.130
Why?
Infusions, Intravenous
1
2006
143
0.130
Why?
Membrane Proteins
1
2010
540
0.130
Why?
Immunohistochemistry
3
2001
1064
0.130
Why?
Vaccination
1
2007
232
0.130
Why?
Chlamydia
1
2005
3
0.130
Why?
Time Factors
2
2009
3182
0.130
Why?
Pregnancy
1
2011
1966
0.130
Why?
Rifampin
1
2005
14
0.130
Why?
United States
2
2007
2688
0.120
Why?
RNA, Bacterial
1
2005
80
0.120
Why?
Antigens, Bacterial
1
2005
92
0.120
Why?
Research Design
1
2007
336
0.120
Why?
Leukocyte L1 Antigen Complex
1
2004
6
0.120
Why?
Genomics
1
2005
46
0.120
Why?
Cartilage Diseases
1
2004
27
0.120
Why?
Immunocompetence
1
2004
30
0.120
Why?
Quality of Life
4
2005
502
0.110
Why?
DNA Probes
2
1993
88
0.110
Why?
Pneumococcal Vaccines
1
2004
71
0.110
Why?
Neovascularization, Pathologic
1
2004
96
0.110
Why?
Practice Guidelines as Topic
1
2006
302
0.110
Why?
Leukocytes
1
2005
189
0.110
Why?
Drug Evaluation
1
2003
101
0.110
Why?
Gene Expression Regulation
1
1989
888
0.110
Why?
Enzyme Inhibitors
1
2005
422
0.110
Why?
Oligonucleotide Array Sequence Analysis
1
2005
286
0.110
Why?
Injections, Subcutaneous
3
2001
90
0.110
Why?
Contrast Media
3
2007
267
0.100
Why?
Serologic Tests
1
2001
24
0.100
Why?
Mice, Knockout
1
2005
895
0.100
Why?
Receptors, Interleukin-10
1
2001
2
0.100
Why?
Receptors, Interleukin
1
2001
10
0.100
Why?
Hypersensitivity, Delayed
1
2001
49
0.100
Why?
Drug Hypersensitivity
1
2001
37
0.090
Why?
Injections, Intravenous
2
2010
131
0.090
Why?
Mesoderm
1
2001
54
0.090
Why?
Safety
2
2010
101
0.090
Why?
Chronic Disease
2
1994
522
0.090
Why?
Vascular Endothelial Growth Factor C
2
2009
24
0.090
Why?
Arthrography
2
2007
56
0.090
Why?
Myelopoiesis
2
2008
15
0.080
Why?
Aged, 80 and over
2
1992
2529
0.080
Why?
International Cooperation
2
2005
69
0.080
Why?
Matrix Metalloproteinase 3
2
1991
4
0.080
Why?
Antigens, CD
2
2008
244
0.070
Why?
Drug Administration Schedule
2
2007
366
0.070
Why?
Spleen
2
2004
341
0.070
Why?
Nucleic Acid Hybridization
2
1991
175
0.070
Why?
Inflammatory Bowel Diseases
2
2001
29
0.060
Why?
Synovial Fluid
1
1994
14
0.060
Why?
Chemotactic Factors
1
1994
22
0.060
Why?
Chemokines, CXC
1
1994
45
0.060
Why?
Fetal Diseases
1
1994
110
0.060
Why?
Cartilage, Articular
1
1994
208
0.060
Why?
Growth Substances
1
1994
102
0.060
Why?
Actins
2
1994
192
0.050
Why?
DNA Primers
2
1994
403
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
80
0.050
Why?
Pressure
1
2011
130
0.050
Why?
Influenza A Virus, H3N2 Subtype
1
2011
62
0.050
Why?
Pneumonia, Pneumocystis
1
1992
119
0.050
Why?
Functional Laterality
1
2011
106
0.050
Why?
Influenza A Virus, H1N1 Subtype
1
2011
85
0.050
Why?
Immunologic Memory
1
2011
119
0.050
Why?
Water
1
2011
106
0.050
Why?
Immunoproliferative Disorders
1
2010
2
0.050
Why?
Antigens, CD9
1
2010
5
0.050
Why?
Antigens, CD47
1
2010
9
0.040
Why?
Acid Phosphatase
1
2010
72
0.040
Why?
Crosses, Genetic
1
2010
57
0.040
Why?
Feasibility Studies
1
2011
202
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
34
0.040
Why?
Comorbidity
1
2011
380
0.040
Why?
Mice, Inbred Strains
1
2010
245
0.040
Why?
DNA Replication
1
1991
200
0.040
Why?
Interferon-alpha
1
2010
83
0.040
Why?
Linear Models
1
2010
237
0.040
Why?
Antibodies, Viral
1
2011
472
0.040
Why?
Phagocytes
1
1989
19
0.040
Why?
CD8-Positive T-Lymphocytes
1
2011
224
0.040
Why?
Microscopy, Fluorescence
1
2010
264
0.040
Why?
Injections, Intramuscular
1
2008
71
0.040
Why?
Proto-Oncogenes
1
1989
50
0.040
Why?
Influenza Vaccines
1
2011
264
0.040
Why?
Antibodies
1
2009
212
0.040
Why?
Gadolinium DTPA
1
2008
51
0.040
Why?
Oligodeoxyribonucleotides
1
2008
136
0.040
Why?
Models, Genetic
1
1989
161
0.040
Why?
Cardiovascular Diseases
1
2012
277
0.040
Why?
Mice, Inbred BALB C
1
2010
632
0.040
Why?
Cohort Studies
1
2011
969
0.040
Why?
Multivariate Analysis
1
2010
541
0.040
Why?
Osteitis
1
2007
9
0.040
Why?
Hematologic Tests
1
2007
9
0.040
Why?
CD4-Positive T-Lymphocytes
1
2011
303
0.040
Why?
Antibodies, Antinuclear
1
2007
24
0.040
Why?
Liver Function Tests
1
2007
28
0.040
Why?
Foundations
1
2007
12
0.040
Why?
Tuberculin Test
1
2007
18
0.040
Why?
Up-Regulation
1
2010
363
0.040
Why?
Blotting, Western
1
2010
645
0.040
Why?
Drainage
1
2007
56
0.040
Why?
Ultrasonography
1
2010
258
0.040
Why?
Physical Examination
1
2007
87
0.040
Why?
Reverse Transcriptase Polymerase Chain Reaction
1
2010
542
0.040
Why?
Lipopolysaccharides
1
2008
211
0.040
Why?
Medical Records
1
2007
124
0.040
Why?
Delphi Technique
1
2007
3
0.040
Why?
Isoenzymes
1
2010
439
0.040
Why?
Phenotype
1
2010
763
0.040
Why?
Cell Movement
1
2010
361
0.040
Why?
Transcriptional Activation
1
1989
285
0.040
Why?
Diagnosis, Differential
1
2010
874
0.040
Why?
Algorithms
1
2011
541
0.030
Why?
Cell Division
2
1991
762
0.030
Why?
RNA
1
2010
397
0.030
Why?
Needs Assessment
1
2007
95
0.030
Why?
Cell Proliferation
1
2010
515
0.030
Why?
Regression Analysis
1
2007
527
0.030
Why?
Longitudinal Studies
1
2007
395
0.030
Why?
Brain
1
1992
1214
0.030
Why?
Prevalence
1
2006
562
0.030
Why?
Databases, Factual
1
2005
156
0.030
Why?
Mice, Inbred CBA
1
2004
138
0.030
Why?
Tomography, X-Ray Computed
1
2007
759
0.030
Why?
Models, Biological
1
2007
1008
0.030
Why?
Immunophenotyping
1
2001
114
0.020
Why?
Immune Tolerance
1
2001
144
0.020
Why?
Interleukin-1
2
1991
218
0.020
Why?
Biopsy
1
2001
362
0.020
Why?
Enzyme Activation
2
1991
554
0.020
Why?
Histocompatibility Antigens Class II
1
2001
189
0.020
Why?
Incidence
1
2001
685
0.020
Why?
Apoptosis
1
2004
823
0.020
Why?
Cell Line
2
1991
1585
0.020
Why?
Retrospective Studies
1
2001
2267
0.020
Why?
Chemokine CXCL1
1
1994
12
0.010
Why?
Sulfur Radioisotopes
1
1994
25
0.010
Why?
Consensus Sequence
1
1994
45
0.010
Why?
Interleukin-8
1
1994
111
0.010
Why?
Matrix Metalloproteinase 8
1
1992
1
0.010
Why?
Lymphopenia
1
1992
6
0.010
Why?
Opportunistic Infections
1
1992
20
0.010
Why?
Corticosterone
1
1992
63
0.010
Why?
Gold Sodium Thiomalate
1
1991
1
0.010
Why?
Aurothioglucose
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
596
0.010
Why?
Substrate Specificity
1
1991
230
0.010
Why?
Granulocyte-Macrophage Colony-Stimulating Factor
1
1991
81
0.010
Why?
Fibroblast Growth Factor 2
1
1991
83
0.010
Why?
Epidermal Growth Factor
1
1991
112
0.010
Why?
Collagen
1
1991
290
0.010
Why?
Neutrophils
1
1992
312
0.010
Why?
Transcription, Genetic
1
1994
812
0.010
Why?
Base Sequence
1
1994
1683
0.010
Why?
Molecular Sequence Data
1
1994
1988
0.010
Why?
Interleukin-6
1
1991
339
0.010
Why?
Transforming Growth Factor beta
1
1991
412
0.010
Why?

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