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Abbreviation: API
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Long Form No. Long Form Research Area Co-occurring Abbreviation PubMed/MEDLINE Info. (Year, Title)
active pharmaceutical ingredient
(1507 times)
Pharmacology
(839 times)
DSC (56 times)
PLS (52 times)
NIR (49 times)
2000 The determination of oxalic acid, oxamic acid, and oxamide in a drug substance by ion-exclusion chromatography.
application programming interface
(393 times)
Medical Informatics
(123 times)
REST (13 times)
EHR (10 times)
GUI (9 times)
1994 The HELIOS Unification Bus: a toolbox to develop client/server applications.
Asian/Pacific Islander
(280 times)
Neoplasms
(75 times)
SEER (31 times)
NHW (30 times)
CI (28 times)
1994 The mental health of Asian and Pacific Island elders: implications for research and mental health administration.
atmospheric pressure ionization
(101 times)
Chemistry Techniques, Analytical
(74 times)
APCI (19 times)
MS (19 times)
ESI (17 times)
1974 Atmospheric pressure ionization (API) mass spectrometry. Solvent-mediated ionization of samples introduced in solution and in a liquid chromatograph effluent stream.
apigenin
(98 times)
Pharmacology
(24 times)
ROS (13 times)
MDA (12 times)
SOD (8 times)
1992 Genotoxicities of nitropyrenes and their modulation by apigenin, tannic acid, ellagic acid and indole-3-carbinol in the Salmonella and CHO systems.
annual parasite incidence
(91 times)
Tropical Medicine
(46 times)
SPR (11 times)
ABER (10 times)
IRS (4 times)
1989 Bio-environmental control of malaria in a tribal area of Mandla district, Madhya Pradesh, India.
approximal plaque index
(80 times)
Dentistry
(44 times)
SBI (19 times)
BOP (14 times)
PD (11 times)
1989 [Periodontal aspects of removable partial dentures].
air pollution index
(45 times)
Environmental Health
(34 times)
CO (4 times)
AOD (2 times)
AQI (2 times)
2003 Air pollution and case fatality of SARS in the People's Republic of China: an ecologic study.
analytical profile index
(44 times)
Microbiology
(9 times)
MALDI-TOF MS (4 times)
MDR (4 times)
PCR (4 times)
1984 Assessing the effect of colony counting methods and genetic drift on Ames bioassay results.
10  asthma predictive index
(40 times)
Allergy and Immunology
(20 times)
FeNO (5 times)
CI (3 times)
ICS (3 times)
2009 Mold exposure during infancy as a predictor of potential asthma development.
11  alpha-1-proteinase inhibitor
(34 times)
Biochemistry
(6 times)
PSA (3 times)
ACT (2 times)
COPD (2 times)
1986 Identification of alpha-1-proteinase inhibitor-containing cells in pancreatic islets.
12  Acute Panic Inventory
(29 times)
Psychiatry
(17 times)
PD (8 times)
ASI (4 times)
PSS (4 times)
1987 Antipanic drug effects during lactate infusion in lactate-refractory panic patients.
13  American Petroleum Institute
(28 times)
Environmental Health
(5 times)
EPA (3 times)
CAA (2 times)
GO (2 times)
1988 Early changes produced in mouse skin by the application of three middle distillates.
14  anticipated performance index
(27 times)
Environmental Health
(24 times)
APTI (24 times)
MAI (3 times)
RWC (2 times)
2007 Anticipated Performance Index of some tree species considered for green belt development in and around an urban area: a case study of Varanasi city, India.
15  age-platelet index
(25 times)
Gastroenterology
(15 times)
APRI (18 times)
AST (15 times)
AAR (11 times)
2006 Noninvasive tests for the prediction of significant hepatic fibrosis in hepatitis C virus carriers with persistently normal alanine aminotransferases.
16  average pain intensity
(23 times)
Neurology
(7 times)
MR (5 times)
PISA (4 times)
VCW (4 times)
2005 Comparative efficacy of oral extended-release hydromorphone and immediate-release hydromorphone in patients with persistent moderate to severe pain: two randomized controlled trials.
17  arterial pressure volume index
(21 times)
Vascular Diseases
(7 times)
AVI (16 times)
SBP (7 times)
CVD (6 times)
2016 Association of Arterial Pressure Volume Index With the Presence of Significantly Stenosed Coronary Vessels.
18  aminopeptidase I
(20 times)
Cell Biology
(12 times)
Cvt (12 times)
PrB (3 times)
prAPI (2 times)
1992 Aminopeptidase I of Saccharomyces cerevisiae is localized to the vacuole independent of the secretory pathway.
19  ankle pressure index
(19 times)
General Surgery
(5 times)
US (3 times)
CT (2 times)
APS (1 time)
1976 Value of segmental limb blood pressures in predicting results of aortofemoral bypass.
20  attributable proportion of interaction
(17 times)
Communicable Diseases
(5 times)
RERI (14 times)
CI (5 times)
SI (5 times)
2005 [The apolipoprotein E-CI-CII gene cluster polymorphisms and coronary artery disease].
21  Autonomy Preference Index
(15 times)
Internal Medicine
(2 times)
CPS (2 times)
DM (2 times)
SDM (2 times)
1995 Patient desire for information and decision making in health care decisions: the Autonomy Preference Index and the Health Opinion Survey.
22  Achromobacter protease I
(14 times)
Biochemistry
(12 times)
AE (1 time)
BPT7 (1 time)
CNBr (1 time)
1989 Cloning, nucleotide sequence, and expression of Achromobacter protease I gene.
23  anal position index
(12 times)
Pediatrics
(7 times)
AGD (2 times)
ARM (2 times)
AA (1 time)
2002 Evaluation of the location of the anus by a modified technique in the neonate.
24  angiographic parametric imaging
(10 times)
Neurology
(5 times)
DSA (8 times)
AUROC (5 times)
PH (4 times)
2019 Automatic radiomic feature extraction using deep learning for angiographic parametric imaging of intracranial aneurysms.
25  Addiction Profile Index
(8 times)
Substance-Related Disorders
(3 times)
MSPSS (2 times)
ADHD (1 time)
ASI (1 time)
2012 The development, validity, and reliability of the Addiction Profile Index (API).
26  Ayurvedic Pharmacopoeia of India
(8 times)
Medicine, Ayurvedic
(4 times)
2-DG (1 time)
API-RDBL (1 time)
DM (1 time)
2013 Anti-inflammatory activity of root bark and stem bark of Shyonaka.
27  1-(3-aminopropyl) imidazole
(7 times)
Chemistry
(3 times)
MPEG (2 times)
PSI (2 times)
CA (1 time)
2008 pH-dependent self-assembling behavior of imidazole-containing polyaspartamide derivatives.
28  active plant ingredients
(7 times)
Chemistry Techniques, Analytical
(3 times)
CBD (2 times)
THC (2 times)
ATP (1 time)
2008 Pharmaceutical cleaning validation using non-proximate large-area desorption electrospray ionization mass spectrometry.
29  Arabinose 5-phosphate isomerase
(7 times)
Biochemistry
(3 times)
A5P (4 times)
LPS (4 times)
Ru5P (4 times)
2003 Escherichia coli YrbH is a D-arabinose 5-phosphate isomerase.
30  arterial pulsatility index
(7 times)
Biomedical Engineering
(2 times)
CPP (2 times)
LV (2 times)
LVAD (2 times)
2016 In vitro study of an intra-aortic VAD: Effect of reverse-rotating mode on ventricular recovery.
31  active principle ingredient
(6 times)
Chemistry Techniques, Analytical
(2 times)
beta-CD (1 time)
DWPDS (1 time)
GF (1 time)
2009 Controlling individual steps in the production process of paracetamol tablets by use of NIR spectroscopy.
32  adult porcine islets
(6 times)
Transplantation
(6 times)
DNM (1 time)
DO (1 time)
HI (1 time)
2000 Distribution of the Galalpha1-3Gal antigen in cultured adult and fetal porcine pancreatic islet cells: an immunoelectron microscopic study.
33  Alzheimer's Prevention Initiative
(6 times)
Psychiatry
(2 times)
AD (2 times)
ADAD (2 times)
APOE (2 times)
2011 Alzheimer's Prevention Initiative: a plan to accelerate the evaluation of presymptomatic treatments.
34  Abdominal Pain Index
(5 times)
Pediatrics
(2 times)
AP-FGID (1 time)
CSI (1 time)
FAP (1 time)
2015 Validation of the Abdominal Pain Index using a revised scoring method.
35  ankle/brachial pressure index
(5 times)
General Surgery
(3 times)
ASO (1 time)
IC (1 time)
NIDDM (1 time)
1986 31P nuclear magnetic resonance spectroscopy: noninvasive biochemical analysis of the ischemic extremity.
36  arterial pressure index
(5 times)
General Surgery
(2 times)
ABI (1 time)
BWG (1 time)
CTA (1 time)
1991 Can Doppler pressure measurement replace "exclusion" arteriography in the diagnosis of occult extremity arterial trauma?
37  acorn protein isolate
(4 times)
Food
(2 times)
EAI (2 times)
ESI (2 times)
APC (1 time)
2018 Preparation and physicochemical properties of protein concentrate and isolate produced from Acacia tortilis (Forssk.) Hayne ssp. raddiana.
38  actual protein intake
(4 times)
Nutritional Sciences
(1 time)
BCAA (2 times)
EAR (2 times)
EPI (2 times)
1990 Fosinopril prevents hyperfiltration and decreases proteinuria in post-transplant hypertensives.
39  acute phase index
(4 times)
Veterinary Medicine
(1 time)
SAA (3 times)
alpha-LA (1 time)
CER (1 time)
2010 Short communication: relationships between alpha-lactalbumin and quality traits in bulk milk.
40  adaptive preventive intervention
(4 times)
Therapeutics
(1 time)
SMART (3 times)
CWF (1 time)
DD (1 time)
2019 Dental caries experience in children of a remote Australian Indigenous community following passive and active preventive interventions.
41  Advanced Psychodiagnostic Interpretation
(4 times)
Psychology
(2 times)
BGT (2 times)
1999 Reliability of the Advanced Psychodiagnostic Interpretation (API) scoring system for the Bender Gestalt.
42  alkaline protease inhibitor
(4 times)
Biochemistry
(4 times)
dr-API (1 time)
EI (1 time)
PDI (1 time)
1999 Alkaline protease inhibitor: a novel class of antifungal proteins against phytopathogenic fungi.
43  annual parasitic index
(4 times)
Malaria
(3 times)
COI (1 time)
GIS (1 time)
PCR-RFLP-ITS2 (1 time)
2010 Malaria situation analysis and stratification in bandar abbas county, southern iran, 2004-2008.
44  approximal space plaque index
(4 times)
Dentistry
(3 times)
BOP (1 time)
CM (1 time)
DPI (1 time)
1977 [Clinical methods for the objective evaluation of oral hygiene].
45  Asian and Pacific Islander American
(4 times)
Behavioral Sciences
(2 times)
AA (1 time)
CI (1 time)
MSM (1 time)
1998 HIV seroprevalence, risk behaviors, and cognitive factors among Asian and Pacific Islander American men who have sex with men: a summary and critique of empirical studies and methodological issues.
46  aspartyl protease inhibitor
(4 times)
Parasitology
(3 times)
cDNA (1 time)
ChiA (1 time)
ELISAs (1 time)
2005 An aspartyl protease inhibitor of Ostertagia ostertagi: molecular cloning, analysis of stage and tissue specific expression and vaccine trial.
47  Association for Pathology Informatics
(4 times)
Medical Informatics
(4 times)
ACSR (2 times)
CDE (2 times)
DCTD (2 times)
2003 The tissue microarray data exchange specification: a community-based, open source tool for sharing tissue microarray data.
48  Association of Physicians of India
(4 times)
Cardiology
(1 time)
CSI (2 times)
STEMI (2 times)
GSI (1 time)
2015 Framework for a National STEMI Program: consensus document developed by STEMI INDIA, Cardiological Society of India and Association Physicians of India.
49  atherogenic index of plasma
(4 times)
Hematologic Diseases
(1 time)
LD (2 times)
MS (2 times)
TC (2 times)
2015 Lipid lowering efficacy and safety of Ezetimibe combined with rosuvastatin compared with titrating rosuvastatin monotherapy in HIV-positive patients.
50  atmospheric pressure interfaces
(4 times)
Chemistry Techniques, Analytical
(3 times)
APCI (1 time)
DMSC (1 time)
LOQ (1 time)
2004 LC/UV/ESI-MS analysis of isoflavones in Edamame and Tofu soybeans.
51  active pharmaceutical substance
(3 times)
Biology
(1 time)
GA (1 time)
2017 Can pharmaceutical co-crystals provide an opportunity to modify the biological properties of drugs?
52  acute peripheral inflammation
(3 times)
Pharmacology
(3 times)
CSF (1 time)
MDZ (1 time)
NTG (1 time)
2013 Effect of carrageenan-induced acute peripheral inflammation on the electrolyte disposition to cerebrospinal fluid in rats.
53  adding a power integrator
(3 times)
Biomedical Engineering
(2 times)
AARC (1 time)
BLF (1 time)
FESO (1 time)
2017 Adaptive Approximation-Based Regulation Control for a Class of Uncertain Nonlinear Systems Without Feedback Linearizability.
54  amaranth protein isolate
(3 times)
Botany
(1 time)
A-MSN (1 time)
AEF (1 time)
CH (1 time)
2019 Antiproliferative Effect of Amaranth Proteins and Peptides on HT-29 Human Colon Tumor Cell Line.
55  ankle-arm blood pressure index
(3 times)
Vascular Diseases
(2 times)
ACI (1 time)
CKD (1 time)
FRT (1 time)
1988 Laser Doppler flux reappearance time (FRT) in patients with lower limb atherosclerosis and healthy controls.
56  antecedent precipitation index
(3 times)
Environmental Health
(2 times)
Al (1 time)
CEC (1 time)
GLMs (1 time)
2019 Data for assessment of soil water extractable and percolation water dissolved organic carbon in watersheds.
57  anterior-posterior index
(3 times)
Physiology
(1 time)
ICARS (1 time)
MLI (1 time)
OBI (1 time)
2012 Effects of exercise-induced fatigue on postural balance: a comparison of treadmill versus cycle fatiguing protocols.
58  antimicrobial photodynamic inactivation
(3 times)
Biotechnology
(2 times)
CLSM (2 times)
CV (1 time)
PDZ (1 time)
2015 Photodynamic inactivation of a multispecies biofilm using Photodithazine() and LED light after one and three successive applications.
59  apilarnil
(3 times)
Biology
(2 times)
LPS (2 times)
HMGB-1 (1 time)
IL-1beta (1 time)
2020 Investigation of protective effects of apilarnil against lipopolysaccharide induced liver injury in rats via TLR 4/ HMGB-1/ NF-kappaB pathway.
60  appareillage et procede d'identification
(3 times)
Microbiology
(3 times)
MPN (1 time)
REC (1 time)
2004 Phenotypic diversity of Xanthomonas sp. mangiferaeindicae.
61  arrowhead proteinase inhibitor B
(3 times)
Genetics
(1 time)
rAPI (1 time)
1997 Expression of the Arrowhead Proteinase Inhibitor B (API) Gene in the Silkworm Larvae and Pupae.
62  asymptomatic plasmodial infection
(3 times)
Tropical Medicine
(2 times)
IQR (2 times)
qPCR (1 time)
SPI (1 time)
2017 Asymptomatic plasmodial infection in Colombian pregnant women.
63  atherogenic plasma index
(3 times)
Hematologic Diseases
(1 time)
TC (2 times)
AI (1 time)
AIP (1 time)
2020 Relationship between Higher Atherogenic Index of Plasma and Oxidative Stress of a Group of Patients Living with Sickle Cell Anemia in Cameroon.
64  Attention Performance Index
(3 times)
Science
(1 time)
TOVA (2 times)
ADHD (1 time)
ED (1 time)
2017 Possible Age-Related Progression of Attentional Impairment in ADHD and Its Attenuation by Past Diagnosis and Treatment.
65  autonomous proliferative index
(3 times)
Neoplasms
(2 times)
AG (2 times)
PE (2 times)
AML (1 time)
1995 In vitro autonomous proliferation in ANLL: clinical and biological significance.
66  3-aryl-phospho-indole
(2 times)
Chemistry
(1 time)
DABO (1 time)
DAPY (1 time)
DPC (1 time)
2010 Synthesis and biological evaluation of aryl-phospho-indole as novel HIV-1 non-nucleoside reverse transcriptase inhibitors.
67  abnormal placental invasion
(2 times)
Anesthesia
(1 time)
ARFI (1 time)
CD (1 time)
CS (1 time)
2019 Retrospective Analysis of Eighty-Nine Caesarean Section Cases with Abnormal Placental Invasion.
68  absolute peak intensity
(2 times)
Diagnostic Imaging
(1 time)
CEUS (2 times)
CUS (1 time)
IOUS (1 time)
2013 Intraoperative contrast-enhanced ultrasound in traumatic brain surgery.
69  acid profile-based index
(2 times)
Neoplasms
(2 times)
CA125 (1 time)
CI (1 time)
ROC (1 time)
2016 Comparison of plasma amino acid profile-based index and CA125 in the diagnosis of epithelial ovarian cancers and borderline malignant tumors.
70  acidogenic potential index
(2 times)
Dentistry
(2 times)
DC (1 time)
1996 Comparison of the plaque pH response to an acidogenic challenge in children and adults.
71  action potential initiation
(2 times)
Biophysics
(2 times)
--- 1999 Excitation of central nervous system neurons by nonuniform electric fields.
72  Activity Pattern Indicators
(2 times)
Rehabilitation
(2 times)
SRE (1 time)
1984 Measuring functional impairment associated with pain: psychometric analysis of an exploratory scoring protocol for activity pattern indicators.
73  actomyosin-paramyosin isolate
(2 times)
Nutritional Sciences
(2 times)
MP (1 time)
TSH (1 time)
2017 Physicochemical characterization of actomyosin-paramyosin from giant squid mantle (Dosidicus gigas).
74  acute pancreatic injury
(2 times)
Gastroenterology
(1 time)
ASNase (1 time)
CLP (1 time)
KO (1 time)
2014 Investigation of protective effect of L-carnitine on L-asparaginase-induced acute pancreatic injury in male Balb/c mice.
75  Adolescent Problems Inventory
(2 times)
Pediatrics
(2 times)
PIAG (1 time)
1991 Social skills and antisocial conduct of delinquents.
76  adsorbent performance indicator
(2 times)
Chemistry
(1 time)
--- 2013 An adsorbent performance indicator as a first step evaluation of novel sorbents for gas separations: application to metal-organic frameworks.
77  Aerobic Power Index
(2 times)
Sports Medicine
(2 times)
ICC (2 times)
RPE (2 times)
LHC (1 time)
2006 Test-retest reliability of the Aerobic Power Index submaximal exercise test in an obese population.
78  air pollutant index
(2 times)
Environmental Health
(1 time)
2019-nCoV (1 time)
ANN (1 time)
COVID-19 (1 time)
2020 Air quality status during 2020 Malaysia Movement Control Order (MCO) due to 2019 novel coronavirus (2019-nCoV) pandemic.
79  Aitken Procrastination Inventory
(2 times)
Cognitive Science
(1 time)
GAEQ (1 time)
GPS (1 time)
MBI-SS (1 time)
2022 Gender, Socioeconomic Status, Cultural Differences, Education, Family Size and Procrastination: A Sociodemographic Meta-Analysis.
80  Alcohol Policy Index
(2 times)
Substance-Related Disorders
(2 times)
APC (1 time)
ESPAD (1 time)
2009 Alcohol control policies and alcohol consumption by youth: a multi-national study.
81  Alcohol Povidone Iodine
(2 times)
Communicable Diseases
(1 time)
SSI (1 time)
2015 The Combined Impact of Surgical Team Education and Chlorhexidine 2% Alcohol on the Reduction of Surgical Site Infection following Cardiac Surgery.
82  alkaline phosphatase isoenzymes
(2 times)
General Surgery
(1 time)
--- 1981 Alkaline phosphatase isoenzymes in serum of rats during cholestasis.
83  Analytab Products, Inc
(2 times)
Microbiology
(1 time)
--- 1978 Use of Autobac 1 for rapid assimilation testing of Candida and Torulopsis species.
84  Analytab Products, Plainview, N.Y
(2 times)
Microbiology
(2 times)
--- 1981 Characteristics and biotypes of Pasteurella multocida isolated from humans.
85  Andragogical Practices Inventory
(2 times)
Physical Medicine
(1 time)
BERI (1 time)
MBI (1 time)
2019 Impact of Student Perceptions of the Educational Program on Burnout in Medical School.
86  annual parasite incidence per one thousand population
(2 times)
Tropical Medicine
(1 time)
G6PD (1 time)
1998 Malaria epidemiology, glucose 6-phosphate dehydrogenase deficiency and human settlement in the Vanuatu Archipelago.
87  annual parasite incidence rate
(2 times)
Communicable Diseases
(2 times)
PCR (1 time)
2017 Monitoring of Plasmodium infection in humans and potential vectors of malaria in a newly emerged focus in southern Iran.
88  annual pollen index
(2 times)
Environmental Health
(1 time)
NAO (1 time)
2016 Airborne pollen trends in the Iberian Peninsula.
89  antiphosphatidylinositol antibodies
(2 times)
Medicine
(1 time)
abeta2GPI (1 time)
ACA (1 time)
aCL (1 time)
1996 [Anti-phosphatidylinositol antibodies and their determination using our ELISA method].
90  apiaceous vegetables
(2 times)
Nutritional Sciences
(2 times)
Acr (1 time)
AIN (1 time)
CRU (1 time)
2018 Apiaceous Vegetables and Cruciferous Phytochemicals Reduced PhIP-DNA Adducts in Prostate but Not in Pancreas of Wistar Rats.
91  apixaban
(2 times)
Hematology
(1 time)
DAB (2 times)
RIV (2 times)
ICERs (1 time)
2017 Effects of direct oral anticoagulants on lupus anticoagulant assays in a real-life setting.
92  apoptotic index
(2 times)
Neoplasms
(1 time)
AMH (1 time)
ELISA (1 time)
IAP (1 time)
1997 bcl-2 expression confers androgen independence in androgen sensitive prostatic carcinoma.
93  application interface
(2 times)
Public Health
(1 time)
FLAD (1 time)
NHANES (1 time)
2015 Forensic Loci Allele Database (FLAD): Automatically generated, permanent identifiers for sequenced forensic alleles.
94  Application peripheral interface
(2 times)
Medical Informatics
(1 time)
AI (1 time)
2021 IoT based wearable device to monitor the signs of quarantined remote patients of COVID-19.
95  Application-based Partial Initialization
(2 times)
Biosensing Techniques
(1 time)
UWASNs (1 time)
2020 A Feasibility Analysis of an Application-Based Partial Initialization (API) Protocol for Underwater Wireless Acoustic Sensor Networks.
96  approximal plaque
(2 times)
Dentistry
(1 time)
BOP (1 time)
CFB (1 time)
GI (1 time)
2006 A new in vivo method for measuring caries activity using quantitative light-induced fluorescence.
97  approximate policy iteration
(2 times)
Neural Networks (Computer)
(2 times)
RL (2 times)
HAPI (1 time)
LLR (1 time)
2011 Hierarchical approximate policy iteration with binary-tree state space decomposition.
98  array performance indicator
(2 times)
Biosensing Techniques
(1 time)
TFM (2 times)
CNR (1 time)
DAS (1 time)
2021 Probe Standoff Optimization Method for Phased Array Ultrasonic TFM Imaging of Curved Parts.
99  aspergillosis
(2 times)
Pulmonary Medicine
(2 times)
IRC (1 time)
1993 [Invasive pulmonary aspergillosis in 4 patients with acute decompensation of chronic respiratory insufficiency].
100  Asthma Predictive Indices
(2 times)
Allergy and Immunology
(2 times)
--- 2011 Validation of the Asthma Predictive Index and comparison with simpler clinical prediction rules.