Evidence map›Paper›PMID 39840412›Full record

ArticleRecent patents on biotechnology2025

Construction of

Hadeer Adel El-Kalamawy, Mohammed H Awwad, Tarek M Diab, Hend Okasha, Amal M Abdel-Kareim, Marawan A Marawan, Salma A Shoulah, Ehab El-Dabaa

Abstract read
PubMed Publisher
In one paragraph

Article in Recent patents on biotechnology, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Hadeer Adel El-KalamawyCenter of Excellence in Recombinant Biopharmaceutical Proteins, Biochemistry and Molecular Biology Department, Theodor Bilharz Research Institute, Giza, Egypt.
Mohammed H AwwadDepartment of Zoology, Faculty of Science, Benha University, Benha, Egypt.
Tarek M DiabDepartment of Parasitology, Theodor Bilharz Research Institute, Giza, Egypt.ORCID 0000-0002-0566-109X
Hend OkashaCenter of Excellence in Recombinant Biopharmaceutical Proteins, Biochemistry and Molecular Biology Department, Theodor Bilharz Research Institute, Giza, Egypt.
Amal M Abdel-KareimDepartment of Zoology, Faculty of Science, Benha University, Benha, Egypt.
Marawan A MarawanDepartment of Animal Medicine (Infectious Diseases), Faculty of Veterinary Medicine, Benha University, Benha, Egypt.
Salma A ShoulahDepartment of Animal Medicine (Infectious Diseases), Faculty of Veterinary Medicine, Benha University, Benha, Egypt.
Ehab El-DabaaCenter of Excellence in Recombinant Biopharmaceutical Proteins, Biochemistry and Molecular Biology Department, Theodor Bilharz Research Institute, Giza, Egypt.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

background

aimConstruction of an immune phage display Nbs library based on the VHH framework for selecting

methodsCamel was immunized using soluble adult worm antigens (SAWP) for the production of Variable domains of heavy chains of camelid heavy-chain only antibodies (VHHs), which are known as nanobodies (Nb). The PBMCs repertoires VHH sequences library have been constructed with a high percentage of insertion and right orientation using pADL-23c phagmid and M13 phage followed by three rounds of bio-panning against SAWP using phage display technique. Evaluations using polyclonal phage ELISA and other techniques have been carried out to reveal the successful enrichment of anti-SAWP Nbs (VHH) clones. Evaluation of the diagnostic potentiality of these Nbs was carried out using ELISA on human serum samples confirmed for S. mansoni infection. Receiver Operator of Characteristics (ROC) curve analysis was used for discrimination between S. mansoni infection and both negative controls and the Fasciola hepatica group.

resultsUsing monoclonal ELISA, Nbs of 22 clones out of 24 selected clones showed binding affinity to SAWP. The cutoff values of the produced anti-

conclusionThis study successfully generated a diverse phage library enriched with anti-S. mansoni VHHs. The nanobodies produced exhibit high diagnostic potential for detecting S. mansoni infection in human patients, offering a promising avenue for the development of efficient diagnostic tools. The innovative approach described herein may have potential applications for patent considerations in the field of the field of diagnostic technology.

Indexed as

Antibodies, HelminthCamelusSchistosoma mansoniSchistosomiasis mansoniSingle-Domain AntibodiesAnimalsAntigens, HelminthCell Surface Display TechniquesEnzyme-Linked Immunosorbent AssayHumansPatents as TopicPeptide LibraryAntibodies, HelminthAntigens, HelminthPeptide LibrarySingle-Domain Antibodiesbio-panningcamel nanobodyphage displaypolyclonal phage ELISA.Schistosoma mansonisoluble adult worm antigens

Identifiers

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.