LOS ANGELES (Sept. 4, 2026) —
Research Hyperlinks Decrease PSA Goal to Higher Prostate Most cancers Survival
Newswise — A brand new examine led by Cedars-Sinai Well being Sciences College investigators discovered that prostate-specific antigen (PSA) ranges within the blood, that are used to trace the effectiveness of prostate most cancers therapy, must be 10 instances decrease than most physicians usually goal for one of the best affected person outcomes.
The examine, printed in Cancer, might assist medical doctors higher handle therapy of prostate most cancers sufferers, maximizing sufferers’ probabilities of survival.
“PSA ranges drop dramatically when sufferers obtain hormone remedy,” stated Stephen Freedland, MD, professor of Urology and director of the Middle for Built-in Analysis in Way of life and Most cancers at Cedars-Sinai, and first writer of the examine. “Our examine discovered that the optimum PSA stage was lower than 0.2 nanograms per milliliter of blood. Nonetheless, fewer than half of sufferers given hormone remedy alone reached that optimum stage for general survival.”
Investigators reviewed Veterans Well being Administration information on 4,090 prostate most cancers sufferers. They discovered that even when PSA dropped 90%, if it didn’t get beneath 0.2 nanograms per milliliter of blood, outcomes weren’t good.
Importantly, the examine discovered that if medical doctors added medication referred to as androgen receptor pathway inhibitors to their hormone remedy, sufferers have been more likely to succeed in PSA ranges beneath 0.2 nanograms per milliliter of blood.
“Many physicians don’t provide sufferers further therapy as a result of hormone remedy alone lowers their PSA ranges beneath 2 nanograms per milliliter, which we beforehand confirmed was many physicians’ goal stage,” Freedland stated. “We hope these information will change that apply.”
Further authors embody Wei Gao, PhD; Maëlys Touya, PharmD, MSc; Hongbo Yang, PhD; David Russell, MD, FACS; Jingyi Chen, MS; Grace Chen, MS; and Jasmina I. Ivanova, MA.
Funding: Sponsored by Pfizer Inc. and Astellas Pharma Inc.
Disclosures: Stephen J. Freedland studies consulting or advisory roles with Astellas Pharma Inc., AstraZeneca, Bayer, Candel, Eli Lilly, Johnson & Johnson Progressive Drugs (previously Janssen), Merck, Novartis, Pfizer Inc., Sanofi, Sumitomo Pharma America, Inc. (previously Myovant Sciences), and Tolmar.
New Software Measures Thyroid Most cancers Sufferers’ Nervousness
A brand new device created by Cedars-Sinai Well being Sciences College investigators is the primary to measure nervousness in sufferers with thyroid most cancers. Described in Thyroid, the Thyroid Most cancers Modified Nervousness Scale (TC-MAX) might assist medical doctors make clear sufferers’ expectations, higher match their therapy to their wants, and enhance affected person outcomes.
“A affected person’s misery tremendously influences which thyroid most cancers therapy the affected person prefers and what their physician recommends,” stated Allen Ho, MD, professor of Surgical procedure, co-director of the Thyroid Most cancers Program at Cedars-Sinai Most cancers and senior writer of the examine. “We discovered that our device successfully assesses affected person issues to assist medical doctors higher decide one of the best course of therapy. That is particularly vital when the therapy choices have related probably outcomes however affected person preferences differ extensively.”
The device contains 18 questions that measure a affected person’s normal cancer-related nervousness, their nervousness round ultrasound testing, which is used to watch thyroid most cancers development, and their worry about whether or not their most cancers will progress or come again. Investigators created TC-MAX in collaboration with Thyroid Most cancers Survivors’ Affiliation, the world’s largest thyroid most cancers affected person consortium. They relied on medical literature, doctor experience and the views of greater than 1,000 thyroid most cancers sufferers.
The examine confirmed that the extent of every affected person’s nervousness mirrored the extent of surgical procedure they selected, Ho stated. When lively surveillance, partial thyroid removing and whole thyroid removing have been all choices, sufferers with the best TC-MAX nervousness scores selected to have their complete thyroid eliminated, whereas these with decrease common TC-MAX scores usually chosen partial thyroid removing. Sufferers with the bottom scores selected lively surveillance.
Ho stated that the device is now prepared to be used in scientific trials and affected person care.
Further Cedars-Sinai authors embody Amanda J. Bastien MD, Sungjin Kim MS, Cynthia Zalt, Iris Cong PhD, Jewel Ng, Caroline Marshall, Christopher V. Almario MD MSHPM, Omer Liran MD, Brennan M.R. Spiegel MD, MSHS, Jon Mallen-St. Clair MD, PhD, Evan Walgama MD, Kevin S. Scher MD, Julie Ok. Jang MD, Yufei Chen MD, Samuel Zhang MD, Linnea Peterson MD, Wendy L. Sacks MD, and Zachary S. Zumsteg MD.
Different authors embody Gary Bloom and Michelle M. Chen MD.
Funding: AAOHNS CORE Grant; Cedars-Sinai Jim and Eleanor Randall Division of Surgical procedure Analysis Award.
Decreasing Pointless Fluid Testing May Decrease Most cancers Care Prices
Medical doctors may be capable to safely cut back healthcare prices by skipping pointless laboratory checks for sufferers with superior gynecologic cancers, in accordance with a Cedars-Sinai Well being Sciences College examine. The paper, printed in JAMA Network Open, examined testing on fluid drained from the stomach or across the lungs.
Sufferers with superior gynecologic most cancers typically expertise fluid buildup in these areas. Draining the fluid helps relieve ache, strain and different signs, however the investigators discovered that laboratory testing of the fluid is often pointless.
Cedars-Sinai gynecologic oncology fellow Yingao Zhang, MD, and obstetrics and gynecology resident Olivia Foy, MD, are co-first authors of the examine.
“We undertook this examine to find out how typically pointless checks could also be safely skipped, and to estimate how a lot this might assist cut back healthcare prices,” Zhang stated.
Investigators reviewed 976 fluid-draining procedures carried out on gynecologic most cancers sufferers at one hospital over 10 years. Laboratory testing was ordered in 40% of circumstances, a standard apply executed to rule out an infection, examine for the presence of most cancers cells, and decide the reason for fluid buildup.
Practically 80% of these orders included at the very least one take a look at the researchers decided was probably pointless—both as a result of a most cancers prognosis had already been confirmed or a affected person had no signs that will immediate additional fluid testing. The estimated value of those checks was roughly $1million over 10 years.
The investigators discovered that pointless checks have been extra more likely to be ordered within the emergency division or for hospitalized sufferers than in outpatient clinics. Additionally they discovered that non-oncology care suppliers have been extra more likely to order unneeded fluid checks than oncologists.
“Avoiding automated lab testing on fluid from sufferers with recognized most cancers diagnoses represents a low-risk alternative to cut back healthcare prices,” Foy stated.
The investigators recognized clinician training as a option to cut back pointless testing and associated prices, and urged that related analyses in different most cancers varieties and different establishments might uncover further cost-reducing alternatives.
Further Cedars-Sinai authors embody Grace Pipes, MD; and Margaret I. Liang, MD, MSHPM.
Funding: The Cedars-Sinai Sincere Enterprise Analysis Dealer (HERB) Committee, which assisted with cohort constructing, is supported by the NIH Nationwide Middle for Advancing Translational Science (NCATS) UCLA CTSI Grant Quantity UL1TR001881.
Disclosures: Dr. Liang reported grants from Merck, grants from Basis for Ladies’s Most cancers, and private charges from Affiliation of Most cancers Care Facilities outdoors the submitted work.
How Your Mind Stays Targeted on a Objective
Cedars-Sinai Well being Sciences College investigators have found how the mind maintains focus when an individual is working towards a aim. The examine, printed in Nature Human Behaviour, sheds gentle on how an individual’s mind actively maintains process objectives in working reminiscence whereas that individual responds to modifications of their atmosphere.
“Our findings present that the mind maintains reminiscences of process objectives by protecting sure neurons persistently lively over minutes,” stated Ueli Rutishauser, PhD, professor of Neurosurgery, at Cedars-Sinai and senior writer of the examine. “The 2 totally different mind areas we studied maintained such reminiscences in two totally different codecs, thereby giving individuals the flexibleness to adapt whereas persevering with to pursue the identical aim.”
The examine focused on two mind areas: the medial frontal cortex, which helps planning, decision-making and long-term aim achievement, and the hippocampus, which performs an vital function in studying and reminiscence.
Investigators recorded the exercise of particular person mind cells whereas examine contributors accomplished duties designed to check how the mind remembers objectives over many minutes with out reminders.
By analyzing exercise patterns in several mind areas, investigators discovered that process objectives are stably and persistently represented by mind cells within the medial frontal cortex many minutes after directions got to the contributors. In distinction, the hippocampus constantly up to date process aim data as circumstances modified on the timescale of seconds. This permits an individual to adapt rapidly to vary with out shedding sight of a desired long-term final result.
Further Cedars-Sinai authors embody Hristos Courellis, Michael Kyzar, Juri Minxha and Adam Mamelak.
Different authors embody Araceli R. Cardenas, Taufik Valiante and Ralph Adolphs.
Funding: This work was supported by the BRAIN Initiative by the NIH Workplace of the Director (U01NS117839 to U.R.), the Simons Basis Collaboration on the World Mind (to U.R. and R.A.), and by a benefit scholarship from the Josephine De Karman Fellowship Belief (to H.S.C.).
Small Bowel Microbiome Provides Clues to Ladies’s Well being
A brand new examine by investigators at Cedars-Sinai Well being Sciences College has recognized variations within the make-up and group of the small bowel microbiome between ladies and men. The findings, printed in iScience, might provide new insights into why some circumstances are extra prevalent in ladies.
The small bowel microbiome contains a neighborhood of microorganisms that coexist on this a part of the digestive tract and play important roles in immune perform, metabolism and hormonal regulation.
“One intriguing discovering was a bacterial neighborhood containing Granulicatella, which we discovered solely in ladies,” stated Ruchi Mathur, MD, director of Scientific Analysis and Scientific Operations for the Medically Related Science and Expertise (MAST) Program at Cedars-Sinai and corresponding writer of the examine. “Micro organism on this neighborhood seem at elevated ranges in ladies with polyendocrine metabolic ovarian syndrome, previously often called polycystic ovary syndrome.”
Investigators additionally discovered intercourse variations associated to how small bowel microbes produce fructans, advanced carbohydrates recognized for triggering digestive signs in irritable bowel syndrome (IBS), a situation much more frequent in ladies than males.
“Our findings present that organic intercourse is a essential variable within the small bowel microbiome,” stated Mathur, additionally a professor of Drugs. “We should think about it as we transfer towards extra customized approaches to understanding and treating illness.”
Different Cedars-Sinai authors embody Mohamad Rashid, Gabriela Leite, Gillian M. Barlow, Ava Hosseini, Daniel Brimberry, Dilara Flor, Gonzalo Parodi, Maritza Sanchez, Ignacio Rivera, Angel Trujillo, Maria Jesus Villanueva-Millan, Walter Morales, Stacy Weitsman and Mark Pimentel.
Funding: This examine was supported by the Monica Lester Charitable Belief and the Elias, Genevieve and Georgianna Atol Charitable Belief in assist of Ruchi Mathur’s analysis, and the Nationwide Philanthropic Belief in assist of Mark Pimentel’s analysis.
Boosting the Accuracy of Illness Danger Prediction From Genetic Knowledge
Investigators at Cedars-Sinai Well being Sciences College have developed a brand new computational framework for bettering how genetic information is used to estimate the inherited danger that a person will develop circumstances like Alzheimer’s illness, Kind 2 diabetes, hypertension and breast most cancers.
The framework, referred to as Adaptive Boosting of Pre-trained Polygenic Danger Scores (AB-PRS) and described in Nature Communications, builds on present polygenic danger scores, instruments that estimate illness danger primarily based on many genetic variants throughout the genome, and identifies further genetic indicators that might not be absolutely captured by present scoring strategies.
“As extra individuals endure genetic testing, it is turning into more and more vital to make one of the best use of that data,” stated Ruowang Li, PhD, co-corresponding writer of the examine and assistant professor of Computational Biomedicine at Cedars-Sinai. “Our findings purpose to enhance the accuracy of genetic danger prediction, permitting us to higher predict illness danger and information extra customized care.”
Polygenic danger scores are more and more utilized in analysis and scientific settings to estimate genetic susceptibility to frequent illnesses, however their accuracy varies throughout illnesses, datasets and populations. Investigators skilled AB-PRS to establish genetic indicators that present danger scores could miss. They examined the strategy utilizing genetic information from the UK Biobank and validated the findings in three unbiased biobanks. The strategy persistently matched or outperformed present polygenic danger scores throughout a number of illnesses. The researchers say further validation, significantly in additional numerous populations, can be wanted earlier than the strategy might be extensively utilized in scientific care.
Further Cedars-Sinai authors embody Raelynn Chen, Olivia Wu, Okan Bilge Ozdemir, Zaldy Tan.
Different authors embody Jie Hu, Maxwell Salvatore, Yiwen Lu, Shawn Murphy, Elizabeth Karlson, Atlas Khan, Krzysztof Kiryluk, Iftikhar Kullo, Johanna Smith, Eimear Kenny, Yuan Luo, William G. La Cava, Marylyn D. Ritchie and Yong Chen.
Funding: J.H. and Y.C.’s efforts have been supported partially by Nationwide Institutes of Well being
(U01TR003709, RF1AG077820, R01AG073435, R01DK128237). R.L. is supported
by the Nationwide Institutes of Well being grants R01 AG094962, P30 AG094848 and U01 AG066833 and partially by Cedars-Sinai Division of Neurology/Jona Goldrich Middle for Alzheimer’s & Reminiscence Issues. R.C. and O.B.O. are supported by the Division of Computational Biomedicine, Cedars-Sinai.
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