Two math papers are too similar, both retracted

Advances in Differential EquationsA mathematician has lost two publications that overlap substantially.

In this case, it’s easy to see how editors were duped (as it were). Both journals received the papers within a few months of each other, and then published them in quick succession; both have since been retracted. The papers share a first author, Jin Li, affiliated with Jiujiang University in China.

How similar are Li’s papers? See for yourself.

Here’s the abstract for “Landesman-Lazer type condition for second-order differential equations at resonance with impulsive effects,” received by Advances in Difference Equations in June 2014 and published in September 2014: Continue reading Two math papers are too similar, both retracted

Cancer researchers: We took data from another lab

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Authors have admitted to using material from another lab for their paper on neuroblastoma.

A spokesperson for Springer told us that the theft came to light when:

The scientists, from whom the data originated, contacted the journal.

The editor in chief of the journal investigated the case, the spokesperson told us, and then issued this retraction notice:

Continue reading Cancer researchers: We took data from another lab

Paper plagiarizes from handwritten manuscript

semiform groupThis case of plagiarism is a little weirder than usual.

A paper has been retracted from Semigroup Forum because it includes material taken from another researcher’s manuscript — which was handwritten. In fact, the same journal had already published a paper by the plagiarized researcher, also based on the same manuscript. The journal editor told us that, although the two papers are similar, they are not word-for-word copies, and thus escaped detection.

The retraction notice for “Varieties of bands with a semilattice transversal” gives more details about the handwritten manuscript:

Continue reading Paper plagiarizes from handwritten manuscript

Journal pulls parasite paper over potential for patient harm

Parasitology ResearchA journal has retracted a paper about a molecular diagnosis for leishmaniasis out of concern it could lead to incorrect clinical diagnoses. 

According to Parasitology Research, all data behind the figures in the main manuscript and supporting information are correct, but the authors’ misinterpretation of the data could lead doctors to diagnose patients incorrectly. 

Let’s take a look at the retraction notice, which tells us a bit more about the nature of the problem: Continue reading Journal pulls parasite paper over potential for patient harm

Dairy journal retracts paper lacking co-authors’ consent

Dairy science and technologyA journal about dairy science has retracted a paper after learning that it was published without the consent of all its authors.

An independent inquiry found no evidence of research misconduct, but nevertheless recommended that the institution — Curtin University in Perth, Australia — request to retract the paper.

Here’s the retraction notice, published in Dairy Science and Technology: Continue reading Dairy journal retracts paper lacking co-authors’ consent

Non-retraction notice: Editors explain why two similar papers aren’t redundant

abdominal radiologyEditors have published a notice to let readers know why they’re not retracting a couple of papers.

One paper examined whether the results of CT scans could be used to stage patients with uterine carcinoma; the other considered whether CT scans could be used to predict overall survival in uterine carcinoma. Both papers — by researchers at the Memorial Sloan Kettering Cancer Center — used data from the same 193 women. After they appeared in in different journals, the editors considered whether they were redundant — a quality that can spell retraction for a paper.

The editors explain why they decided the papers were unique in a brief commentary — a non-retraction notice, if you will — published in a third journal, Abdominal Radiology:

Continue reading Non-retraction notice: Editors explain why two similar papers aren’t redundant

Materials journal breaks three papers from the same author

Metals and Materials Journal.

Metals and Materials International has retracted three papers from one author, due to suspicions of plagiarism and authorship issues.

The three papers have one thing in common — the same lead author, Reza Haghayeghi from the Islamic Azad University in Tehran, Iran.

The retraction notices — all released in March, 2016 — lead with the following:

Continue reading Materials journal breaks three papers from the same author

Seven more retractions for anti-terrorism prof brings count to 15

MemonAnti-terrorism researcher Nasrullah Memon has notched seven more retractions, bringing his total up to 15 — earning him a spot on our leaderboard.

We previously reported on eight pulled papers authored by Memon, based at the University of Southern Denmark in Odense. There was some confusion over whether his count then increased to nine — but, following a retracted retraction, his total was back to eight.

Now, it seems like the retracted retraction has been re-retracted, and six other of Memon’s publications have been pulled. Memon has also been found guilty of plagiarising his PhD thesis, and more of his work is being questioned online.

The retraction notices for the newly pulled material — all published by Springer — include the following statement: Continue reading Seven more retractions for anti-terrorism prof brings count to 15

Study on pregnant women with HIV lied about having ethics approval

Screen Shot 2016-04-12 at 5.47.50 AMWe recently discovered a relatively old retraction notice — from 2014 — of a study on pregnant women with HIV.

The paper was retracted two years ago when BMC Research Notes discovered the authors falsely claimed they had obtained ethics approval from an institution in Kenya.

The study looked at the effectiveness of an antiretroviral therapy in 50 women who were receiving care at a center in Nairobi, Kenya. But the authors did not have permission from the center to use data from the women, nor the necessary ethics approval from Moi University to carry out the work.

Here’s the retraction note for “Effectiveness of option B highly active antiretroviral therapy (HAART) prevention of mother-to-child transmission (PMTCT) in pregnant HIV women:”

Continue reading Study on pregnant women with HIV lied about having ethics approval

Peer review scam leader now up to 20 retractions

Khalid Zaman
Khalid Zaman

We’ve unearthed four more retractions for Khalid Zaman, an economist who lost 16 papers in 2014 for orchestrating fake peer review.

That brings Zaman’s total to 20, and ties him at the #18 spot on our leaderboard.

One of the more recently discovered retractions is for fake peer review, attributed to Zaman; one is for plagiarism, and two other papers were withdrawn while in press, for reasons that are unclear. (Note bene: These retractions are all at least one year old.)

First, the retraction notice for peer review issues, published in April 2015 for “Environmental Indicators and Energy Outcomes: Evidence from World Bank’s Classification Countries:”

Continue reading Peer review scam leader now up to 20 retractions