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In this issue 15 papers · 5 free

01 PLOS Medicine Blood test trend versus single threshold abnormality to discriminate cancer from non-cancer in patients with unexpected weight loss: A retrospective cohort study Free
02 Science Advances Maternal-fetal immune conflict contributes to male-specific impairments in a mouse model of neurodevelopmental disorders Free
03 Proceedings of the National Academy of Sciences Reallocating fossil subsidies via social assistance reduces poverty and preserves emissions cuts Free
04 Science A noncontiguous code for RNA-guided DNA recognition at the origin of CRISPR-Cas Free
05 Nature Cohesin reshapes replication fork contacts to aid fork slowing and reversal Free
06 Science Advances In situ learning-based spin engineering of pulsed dynamic nuclear polarization Subscribers
07 Science Advances One hundred years of spin: Fundamental physics, dark matter, exotic interactions, and all that Subscribers
08 Nature Communications Color patterns as a model for connecting developmental mechanisms to phenotypic evolution Subscribers
09 Proceedings of the National Academy of Sciences Assessing the impacts of sufficient and reliable electricity in low-resource healthcare facilities Subscribers
10 Proceedings of the National Academy of Sciences Cross-feeding enables robust coexistence between four bacterial species Subscribers
11 PNAS Nexus The seven virtues of samurai : Revisiting a classic through computational language analysis Subscribers
12 Nature Molecular-level observation of the self-assembly of a virus-like particle Subscribers
13 Nature Transcriptional activation of plant immunity by salicylic acid Subscribers
14 Science Splenic regulation of systemic platelet activation state Subscribers
15 Science Nuclear tests at Mt. Mantap have reactivated intraplate faults Subscribers

The papers Read free

PLOS Medicine·17 September 2026

Brian D. Nicholson, Clare R. Bankhead et al.

Tracking blood test changes over years spotted cancer better than checking one result alone.

Doctors often decide whether to test for cancer based on one blood test result. This study looked at more than 275,000 adults who went to the doctor with unexplained weight loss. It compared checking a single test result against tracking how blood test values changed over years. Watching the trend over time, rather than just one result, better separated cancer patients from others for several tests and cancer types.

The number 0.82 out of 1.0

The best score for telling cancer patients apart from non-cancer patients using blood test trends.

One large UK health record study, needs real-world testing before use.

Integrity screen: passed (3 checks) Checked 6 October 2026. Brian D. Nicholson, Clare R. Bankhead et al., Blood test trend versus single threshold abnormality to discriminate cancer from non-cancer in patients with unexpected weight loss: A retrospective cohort study Read the source

Science Advances·18 September 2026

Irene Sanchez-Martin, Bharti Kukreja et al.

In mice, maternal infection during pregnancy harmed some male embryos but never female ones.

A mother's infection during pregnancy can harm some male mouse babies but not females. In a mouse study, 30% of embryos from infected mothers showed problems like low birth weight or unusual sensory organs. All of these problems showed up only in males, never in females. The placenta's protective barrier broke down fast in affected males, letting immune cells and a signal called interleukin-6 flood in and cause the damage.

The number 30%

the share of mouse embryos from infected mothers that developed problems, all of them male

Mouse study only, 24-hour window, no human data yet.

Integrity screen: passed (3 checks) Checked 18 September 2026. Irene Sanchez-Martin, Bharti Kukreja et al., Maternal-fetal immune conflict contributes to male-specific impairments in a mouse model of neurodevelopmental disorders Read the source

Proceedings of the National Academy of Sciences·17 September 2026

Xiangjie Chen, Kuishuang Feng et al.

Sharing subsidy savings through cash aid cuts poverty without losing pollution cuts, a model shows.

Cutting fossil fuel subsidies cuts pollution but can push poor families deeper into poverty if nothing else changes. A global economic model shows that sending part of the saved money to poor households through cash assistance programs fixes this problem. Handing out all the savings is not the best plan. Keeping about 20% of the money for other public needs, while sending the rest to poor families, still cuts poverty and keeps the pollution cuts.

The number 20% of savings

Share of fuel subsidy savings a government can keep while still cutting poverty and emissions.

Model based on national data only, not a real policy trial.

Integrity screen: passed (3 checks) Checked 20 September 2026. Xiangjie Chen, Kuishuang Feng et al., Reallocating fossil subsidies via social assistance reduces poverty and preserves emissions cuts Read the source

Science·17 September 2026

Peter H. Yoon, Kenneth J. Loi et al.

A newly found bacterial defense system reads virus DNA using a gapped, skipping code.

Bacteria have their own immune systems that fight off viruses. Scientists found a new one called VIPR, made of a protein and a special RNA guide. This RNA does not match its target in one straight line. Instead, it uses a skipping code, matching short bits with gaps in between. This system may be an ancient ancestor of CRISPR, the gene-editing tool used today.

What it could change A newly found immune system in bacteria can be redirected to block chosen genes in viruses.

Scientists showed the system can be reprogrammed to shut down specific virus genes in lab tests.

Lab bacteria only, no human or animal testing yet.

Integrity screen: passed (3 checks) Checked 24 September 2026. Peter H. Yoon, Kenneth J. Loi et al., A noncontiguous code for RNA-guided DNA recognition at the origin of CRISPR-Cas Read the source

Nature·16 September 2026

Daniel González-Acosta, Daniel Giménez-Llorente et al.

A DNA-folding protein helps copying machines slow down safely instead of breaking under stress.

Cells have a backup system to protect their DNA copying process when it runs into trouble, like during cancer drug treatment. A ring-shaped protein called cohesin normally folds DNA into loops. Scientists found that cohesin also reshapes contacts between DNA copying sites when copying stalls. This helps copying slow down safely and reverse, instead of breaking apart.

What it could change A DNA-folding protein reorganizes copying sites to stop stressed DNA strands from breaking.

Shows a cell-level mechanism, not a tested cancer treatment benefit.

Lab cell study only, no human treatment data yet.

Integrity screen: passed (3 checks) Checked 22 September 2026. Daniel González-Acosta, Daniel Giménez-Llorente et al., Cohesin reshapes replication fork contacts to aid fork slowing and reversal Read the source

10 more papers are in the full issue.

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Science Advances·18 September 2026

Filip V. Jensen, José P. Carvalho et al.