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Respiratory Infections

Clinical information

Infections of the respiratory tract are mainly caused by viruses (e. g. SARS-CoV-2, influenza viruses, adenoviruses, RSV), but also by bacteria (e. g. Legionella, Bordetella pertussis, Mycoplasma pneumoniae, Chlamydia pneumoniae). Both the upper (e. g. nasal mucosa, paranasal sinuses) and the lower respiratory tracts (airways and bronchia) can be affected. The pathogens are mainly transmitted by droplet infection. Signs and symptoms of respiratory infections include fever, cough, headache and joint pain, pharyngitis, sinusitis, bronchitis or pneumonia.

Diagnostics

Since many respiratory pathogens cause similar symptoms, the diseases can usually not be diagnosed based on the clinical image alone. Consequently, laboratory diagnostics are particularly valuable. In most cases, direct pathogen detection (e. g. PCR) is the method of choice for the detection of acute respiratory infections. Especially in severe cases and in persons with an increased risk, prompt laboratory diagnostic pathogen detection is indispensable in order to confirm a diagnosis and take suitable measures. In addition to real-time PCR-based assays for fast, precise nucleic acid detection of individual pathogens, multiplex assays allow to test for numerous pathogens in a single sample in order to determine whether an infection is present and which pathogen is causing it.
Because antibodies are not produced until days or weeks after infection, and because the prevalence increases with age, infection can often only be diagnosed retrospectively by examining a pair of serum samples and detecting the increase in the IgG titer. Serological tests can also contribute to epidemiological surveillance.

Methods
Technology Parameter Substrate Species Calibration Ig Class Format Order No.
ELISA Anti-MERS-CoV ELISA (IgG)
Middle east respiratory syndrome coronavirus
antigen-coated
microplate wells
recombinant S1 antigen
of MERS coronavirus
(MERS-CoV S1)
semi-quantitative IgG 96 x 01
EI 2604-9601 G
ELISA Anti-SARS-CoV-2 ELISA (IgA)
Severe acute respiratory syndrome coronavirus 2
antigen-coated
microplate wells
recombinant S1 antigen
of SARS-CoV-2
semi-quantitative IgA 96 x 01
EI 2606-9601 A
ELISA Anti-SARS-CoV-2 ELISA (IgG)
Severe acute respiratory syndrome coronavirus 2
antigen-coated
microplate wells
recombinant S1 antigen
of SARS-CoV-2
semi-quantitative IgG 96 x 01
EI 2606-9601 G
ELISA Anti-SARS-CoV-2 QuantiVac ELISA (IgG)
Severe acute respiratory syndrome coronavirus 2
1/10/20/40/80/120 RU/mL IgG 96 x 01
EI 2606-9601-10 G
ELISA Anti-SARS-CoV-2 NCP ELISA (IgG)
Severe acute respiratory syndrome coronavirus 2 nucleocapsid protein
semi-quantitative IgG 96 x 01
EI 2606-9601-2 G
ChLIA Anti-SARS-CoV-2 RBD ChLIA (IgG) Antigen-coated magnetic particles quantitative IgG 100 x 1
LI 2606-10010-1 G
ChLIA Control set Anti-SARS-CoV-2 RBD ChLIA (IgG) 2 x 0.5 ml control 1/2 IgG 02 x 02
LR 2606-20210-1 G
ELISA Anti-Adenovirus ELISA (IgA) antigen-coated
microplate wells
native antigens
from Adenovirus
semi-quantitative IgA 96 x 01
EI 2680-9601 A
ELISA Anti-Adenovirus ELISA (IgG) antigen-coated
microplate wells
native antigens
from Adenovirus
2/20/200 RU/ml IgG 96 x 01
EI 2680-9601 G
ELISA Anti-Adenovirus ELISA (IgM) antigen-coated
microplate wells
native antigens
from Adenovirus
semi-quantitative IgM 96 x 01
EI 2680-9601 M
ELISA Anti-Chlamydia trachomatis Advanced ELISA (IgA) semi-quantitative IgA 96 x 01
EI 2191-9601-1 A
ELISA Anti-Chlamydia trachomatis Advanced ELISA (IgG) quantitative IgG 96 x 01
EI 2191-9601-1 G
IIFT Legionella Mosaic 8
Legionella pneumophila mixture 5
Legionella longbeachae
3 BIOCHIPs per field:
bacterial smear
bacterial smear
verification BIOCHIP

L. pneumophila
L. longbeachae
IgAGM 10 x 05
FI 2150-1005-8 P
IIFT Legionella pneumophila
serotype 1
bacterial
smear
verification BIOCHIP
(2 BIOCHIPs per field)
Legionella
pneumophila
IgAGM
IgAGM
10 x 05
10 x 10
FI 2151-1005 P
FI 2151-1010 P
IIFT Legionella pneumophila mixture 5 (serotype 1 - 7)
bacterial smear
functional BIOCHIP
Legionella pneumophila IgAGM
IgAGM
10 x 05
10 x 10
FI 215k-1005-1 P
FI 215k-1010-1 P
ELISA Anti-Legionella pneumophila ELISA (IgG) antigen-coated
microplate wells
suspension of Legionella pneumophila
serotypes 1-7
2/20/200 RU/ml IgG 96 x 01
EI 2150-9601 G
ELISA Anti-Legionella pneumophila ELISA (IgM) antigen-coated
microplate wells
suspension of Legionella pneumophila
serotypes 1-7
semi-quantitative IgM 96 x 01
EI 2150-9601 M
ELISA Anti-Mycoplasma pneumoniae ELISA (IgA) antigen-coated
microplate wells
detergent extract
from Mycoplasma pneumoniae
semi-quantitative IgA 96 x 01
EI 2202-9601 A
ELISA Anti-Mycoplasma pneumoniae ELISA (IgG) antigen-coated
microplate wells
detergent extract
from Mycoplasma pneumoniae
2/20/200 RU/ml IgG 96 x 01
EI 2202-9601 G
ELISA Anti-Mycoplasma pneumoniae ELISA (IgM) antigen-coated
microplate wells
detergent extract
from Mycoplasma pneumoniae
semi-quantitative IgM 96 x 01
EI 2202-9601 M
ELISA Anti-RSV ELISA (IgA)
Respiratory syncytial virus
antigen-coated
microplate wells
native antigens
from RSV
semi-quantitative IgA 96 x 01
EI 2670-9601 A
ELISA Anti-RSV ELISA (IgG)
Respiratory syncytial virus
antigen-coated
microplate wells
native antigens
from RSV
2/20/200 RU/ml IgG 96 x 01
EI 2670-9601 G
ELISA Anti-RSV ELISA (IgM)
Respiratory syncytial virus
antigen-coated
microplate wells
native antigens
from RSV
semi-quantitative IgM 96 x 01
EI 2670-9601 M
ELISA Anti-Parainfluenza Viruses Pool ELISA (IgA)
(Pool)
antigen-coated
microplate wells
native antigens from
Parainfluenza virus types 1 - 4
semi-quantitative IgA 96 x 01
EI 2721-9601-1 A
ELISA Anti-Parainfluenza Viruses Pool ELISA (IgG)
(Pool)
antigen-coated
microplate wells
native antigens from
Parainfluenza virus types 1 - 4
2/20/200 RU/ml IgG 96 x 01
EI 2721-9601-1 G
ELISA Anti-Bordetella pertussis toxin ELISA (IgA) antigen-coated
microplate wells
natives Bordetella
pertussis toxin
2/10/25/50 IU/ml IgA 96 x 01
EI 2050-9601 A
ELISA Anti-Bordetella pertussis toxin ELISA (IgG) antigen-coated
microplate wells
natives Bordetella
pertussis toxin
5/25/100/200 IU/ml IgG 96 x 01
EI 2050-9601 G
ELISA Anti-Bordetella pertussis ELISA (IgM) antigen-coated
microplate wells
inactivated Bordetella
pertussis lysate
semi-quantitative IgM 96 x 01
EI 2050-9601 M
ELISA Anti-Bordetella FHA ELISA (IgA) antigen-coated
microplate wells
native Bordetella pertussis
filamentous haemagglutinin
2/10/25/50 IU/ml IgA 96 x 01
EI 2050-9601-3 A
ELISA Anti-Bordetella FHA ELISA (IgG) antigen-coated
microplate wells
native Bordetella pertussis
filamentous haemagglutinin
5/25/100/200 IU/ml IgG 96 x 01
EI 2050-9601-3 G
ELISA Anti-Influenza A Virus ELISA (IgA) antigen-coated
microplate wells
strains "Texas" (H3N2), "California"
(H1N1) and "Singapore" (H1N1)
semi-quantitative IgA 96 x 01
EI 2691-9601 A
ELISA Anti-Influenza A Virus ELISA (IgG) antigen-coated
microplate wells
strains "Texas" (H3N2), "California"
(H1N1) and "Singapore" (H1N1)
2/20/200 RU/ml IgG 96 x 01
EI 2691-9601 G
ELISA Anti-Influenza B Virus ELISA (IgA) antigen-coated
microplate wells
strain"Hong Kong 5/72" semi-quantitative IgA 96 x 01
EI 2692-9601 A
ELISA Anti-Influenza B Virus ELISA (IgG) antigen-coated
microplate wells
strain"Hong Kong 5/72" 2/20/200 RU/ml IgG 96 x 01
EI 2692-9601 G
EUROLINE positive control serum: IgA, human, 50x concentrated
for Bordetella pertussis
IgA 05 x 07
CL 2050-0507 A
EUROLINE positive control serum: IgG, human, 50x concentrated
for Bordetella pertussis
IgG 05 x 07
CL 2050-0507 G
EUROLINE EUROLINE Bordetella pertussis (IgA)
(FHA, PT, ACT separately)
EUROLINE IgA
IgA
16 x 01
240 x 01
DN 2050-1601 A
DN 2050-24001 A
EUROLINE EUROLINE Bordetella pertussis (IgG)
(FHA, PT, ACT separately)
EUROLINE IgG
IgG
16 x 01
240 x 01
DN 2050-1601 G
DN 2050-24001 G
* For research use only, not for in vitro diagnostic use in the sense of EU directive 98/79/EC.
1 Product manufactured by third party. Please contact your local Euroimmun representative for more information.