Success Stories: EB-1A Approved for Biomedical Researcher Advancing Vaccine Development and Pathogen Interaction Studies following RFE

Client’s Testimonial:

“I was very anxious after receiving an RFE for my EB-1A petition, but Wegreened provided clear guidance, built a strong response, and supported me throughout the process. They patiently reviewed the documents I collected and offered valuable suggestions. Thanks to their professionalism and expertise, my case was approved. I highly recommend their services to anyone pursuing an EB-1A petition.”

On August 21^st, 2025, we received another EB1A (Alien of Extraordinary Ability) approval for a Research Professional in the field of Biomedical Research (Approval Notice).

General Field: Biomedical Research

Position at the Time of Case Filing: Research Professional

Country of Origin: China

State of Residence at the Time of Filing: Illinois

Approval Notice Date: August 21^st, 2025

Processing Time: 1 year, 10 months, 17 days (Premium Processing Requested)

Case Summary:

North America Immigration Law Group (NAILG) framed the case around a remarkable record in protein engineering, bacterial pathogenesis, and vaccine development. The petition emphasized the client’s contributions to understanding bacterial evasion mechanisms and the development of novel vaccine candidates against one of a significant human pathogen. The three key pillars highlighted in the petition were investigating bacterial flagellar systems and their impact on motility and pathogenesis, developing vaccine and antibodies targeting surface protein to combat chronic and acute infections, and advancing vaccine research to improve efficacy and safety in bacterial treatment.

Research Focus and Contributions

Introduced novel approaches to study bacterial flagella regulation, enhancing the understanding of microbial motility and its role in colonization and infection.
Conducted groundbreaking research on the immunological properties of one conserved toxin across strains, leading to the design of innovative vaccine candidates.
Developed antibody-based therapies to neutralize bacterial toxins, advancing clinical strategies for treating infections resistant to traditional antibiotics.

Research Impact and Metrics

Peer-Reviewed Publications: 14 journal articles, including publications in prestigious journals such as Proceedings of the National Academy of Sciences and Vaccine.
Citations: 445 independent citations, with several papers performing in the top 10% of citations in their field.
Peer-Review Service: Over 56 completed reviews for high-impact journals, reflecting recognized authority in her field.

Here is a compelling excerpt from one of the recommendation letters that highlights how the client’s research benefits the United States:

“In conclusion, due to the varying capabilities of Shewanella, [Client]’s research holds a great deal of value for a number of possible applications. These applications include, but are not limited to, energy production, space travel, and chemical modification. Furthermore, the fact that her research has received significant funding from various institutions with strong reputations demonstrates the strong belief in the value of [Client]’s impressive work.”

Demonstrating Extraordinary Ability

NAILG satisfied the EB-1A criteria by documenting:

Judging the work of others: Multiple invitations to review manuscripts for top journals in microbiology and immunology, demonstrating her recognized expertise.
Original contributions of major significance: Her work on bacterial pathogenesis and flagella regulation has been widely adopted by international research teams, influencing both fundamental science and clinical approaches.
Authorship in top venues: Publications in high-impact journals, with citations reflecting the significance of her contributions to the petition also included substantial evidence of the client’s sustained and recognized impact on biomedical research.

Well Positioned for Continued Innovation

The client’s advanced training, current research role in the U.S., and consistent track record of publications and citations demonstrate her potential to continue making significant contributions to vaccine development and infectious disease research. The inclusion of expert letters and federal research support in the petition underscores her future potential to benefit the U.S. and the global scientific community.

Approval and Outcome

NAILG carefully guided the preparation of the petition and response to the RFE, highlighting our client’s unique expertise, original contributions, and the national importance of her research. By presenting clear evidence of her leadership in protein engineering, vaccine development, and bacterial pathogenesis, NAILG successfully demonstrated her eligibility for EB-1A classification. This EB-1A success, granted after a rigorous review, highlights the client’s extraordinary ability and broad influence in the biomedical research community. NAILG is proud to have facilitated this petition and looks forward to the client’s continued contributions to vaccine development, pathogen research, and global health.

North America Immigration Law Group (Chen Immigration Law Associates) is a U.S. immigration law firm dedicated to representing corporations, research institutions, and individuals from all 50 U.S. states regarding I-140 immigration petitions. We specialize in employment-based immigration petition and have a proven record of high success rate for the categories of: EB2-NIW (National Interest Waiver), EB1-A (Alien of Extraordinary Ability), EB1-B (Outstanding Researcher/Professor) and O-1 (Alien of Extraordinary Ability).

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With more than 58,000 EB-1A, EB-1B, EB-2 NIW and O-1 cases approved, we have first hand information on the manner in which the USCIS adjudicate I-140 cases. As the USCIS has constantly changed its adjudication standards for the EB-1A, EB-1B and EB-2 NIW categories, our firm's huge database of successful cases gives you unprecedented insight to USCIS adjudication trends. We carefully analyze the data for all of our cases and apply the results of our analyses toward giving our clients up-to-date advice and adapting our strategies such that we remain on par with the ever-shifting landscape of immigration law in the U.S. With us, you will always have access to important updates, strategies, and information so that you can make the most informed decisions about your case.

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With our exceedingly large number of successful petitions, no matter what credentials you have, no matter your background and field of expertise, no matter your visa status or nationality, chances are we have helped hundreds or even thousands of clients just like you. Our clients are usually impressed with how well we understand their research and work. Our insight and understanding stems from the fact that we have handled many cases with elements similar to yours already, and this helps us devise the best strategies for each individual petition.

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For years, our firm has attracted new clients based solely on word of mouth, recommendations, and the positive collaboration experiences shared with them by their friends and family. We take pride in our reputation and work hard to ensure that we provide a green card application experience that our clients are happy to share with their friends and colleagues. That is how our cumulative total of approved cases grew from 600 in 2013 to over 58,000 in 2025.