Sources

From PHPBiotech.wiki, a sourced reference on PHP Biotech, a preclinical oncology company

By the PHP Biotech Wiki editorial team · Published 4 October 2026 · Last updated 4 October 2026

Short answer: This wiki relies on ClinicalTrials.gov, PubMed, U.S. patent publications, Brazil’s federal tax registry, SEC EDGAR, Texas open data, the Internet Archive, company press releases and the company’s own website. All were retrieved on 4 October 2026.

Disclosure: PHPBiotech.wiki is a reference compiled from public sources. It is not the official website of PHP Biotech International Inc.; it is produced by a marketing agency that works for PHP Biotech. It is not written or reviewed by the U.S. Food and Drug Administration or any other regulator, by the journal that published the company’s research, or by any patent office. Nothing on this site is medical advice. PHP53-nb is an investigational, preclinical product: it is not approved for any use and is not available to patients. Facts are cited to public registries, PubMed, patent records, archived web pages, press releases and the company’s own website. See the editorial policy.

Which registries and official records are used?

ClinicalTrials.gov, SEC EDGAR, the Texas Comptroller’s open data, Brazil’s federal tax registry and U.S. patent publications (read through Google Patents).

ClinicalTrials.gov search results for “PHP53-nb”, “PHP53”, “Pepcrotament”, “3-NAntC” and sponsor “PHP Biotech” (no studies found). U.S. National Library of Medicine, ClinicalTrials.gov. Retrieved 4 October 2026.
EDGAR company and full-text search for “PHP Biotech” (no filings found). U.S. Securities and Exchange Commission. Retrieved 4 October 2026.
“Active Franchise Tax Permit Holders” dataset, searched for “PHP Bio” (no match found). Texas Comptroller of Public Accounts, Texas Open Data Portal. Retrieved 4 October 2026.
CNPJ 40.622.810/0001-02: PHP Biotech Pesquisa e Desenvolvimento S.A. (company registration record). Receita Federal do Brasil, via the BrasilAPI CNPJ service. Retrieved 4 October 2026.
US 2023/0364204 A1, “Bioactive Peptides, Compositions, Production Process, and Use of Bioactive Peptides as Anti-Tumoral Agents” (application 18/313,141). Google Patents (U.S. Patent and Trademark Office data). Retrieved 4 October 2026.
US 2026/0041783 A1, “Nanobody platform, Peptide-modified Nanobody, Production Process, and Use” (application 19/223,678). Google Patents (U.S. Patent and Trademark Office data). Retrieved 4 October 2026.

Which research literature is used?

Peer-reviewed papers indexed in PubMed.

Bezerra P, Motti EF. “3-NAntC: A Potent Crotoxin B-Derived Peptide against the Triple-Negative MDA-MB-231 Breast Cancer Cell Line.” Molecules 2024;29(7):1646. doi:10.3390/molecules29071646. PMID 38611925. PubMed, U.S. National Library of Medicine. Retrieved 4 October 2026.

Which archives are used?

Internet Archive copies of the company website.

Archived copy of phpbiotech.com, captured 9 May 2024. Internet Archive Wayback Machine. Retrieved 4 October 2026.
Archived copy of phpbiotech.com (“PHP Biotech – Hope for Life”), captured 18 June 2024. Internet Archive Wayback Machine. Retrieved 4 October 2026.
Archived copy of phpbiotech.com, captured 23 January 2026. Internet Archive Wayback Machine. Retrieved 4 October 2026.

Which press releases are used?

Company press releases distributed through a newswire. They are treated as company statements. No news coverage other than company releases was found.

“PHP Biotech Identifies uPAR as the Cellular Entry Receptor for Its PHP53-nb Anti-Tumor Nanobody” (Southlake, Texas, 18 September 2026). PressAdvantage newsroom (company press release). Retrieved 4 October 2026.
“PHP Biotech to Present Nanobody Panel and Sponsor 3rd Annual Oncology Venture, Innovation & Partnering Summit” (25 September 2026). PressAdvantage newsroom (company press release). Retrieved 4 October 2026.

Which pages of the company’s own website are used?

Pages on phpbiotech.com. Statements from these pages are attributed to the company.

Home page. PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“About Us”. PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Our Team”. PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Our Science” (including the science FAQ). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Platform”. PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Potential Impact”. PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Contact Us”. PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Oncology Summit” event page. PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“What Is a Nanobody?” (blog post, 17 August 2026). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“The p53 Tumor Suppressor, Explained” (blog post, 25 August 2026). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Understanding Triple-Negative Breast Cancer (TNBC)” (blog post, 31 August 2026). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Nanobodies vs. Monoclonal Antibodies” (blog post, 10 September 2026). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Robert Gahagen” (CEO biography). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“João Marcelo Carucci” (CFO biography). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Oswaldo Bighetti Neto” (biography). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Kleber Miranda” (biography). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Fabio A. Jung” (biography). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Moacyr Bighetti” (biography). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Patrícia Bezerra” (biography). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“Eduardo Motti” (biography). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.
“3-NAntC” crotoxin peptide post (16 April 2026). PHP Biotech International Inc. (phpbiotech.com). Retrieved 4 October 2026.

Which sources were checked but not used?

Texas Secretary of State SOSDirect: requires a paid account; not used. The state of incorporation is an open question.
Delaware Division of Corporations entity search: behind a CAPTCHA; not bypassed.
The company’s LinkedIn page: requires a login; not used as a source.
Commercial company databases (for example PitchBook and Tracxn): not used, because their data could not be traced to a primary record.

Frequently asked questions

When were these sources retrieved?

All sources on this page were retrieved on 4 October 2026. Registry entries, patent status and company pages can change, so check the live record.

Why are the company’s own pages listed as sources?

They are used for the company’s descriptions of its science, people and plans, and those statements are attributed to the company in the articles.

Why is the state of incorporation missing?

The Texas Secretary of State service requires a paid account and the Delaware search uses a CAPTCHA, which this wiki did not bypass, so it is listed as an open question.