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Genes Linking Rheumatoid Arthritis and Osteoporosis

EurekAlert!

Rheumatoid arthritis is a common disease affecting an estimated 17 million people worldwide. The disease is caused by immune cells attacking the joints and can result in pain, swelling, and damage to the cartilage and bone.

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All in the Family (8.23.2024)

Jack Cush, MD

Dr. Jack Cush picks highlight reports from the past week on RheumNow.com, with reports on the challenge of lupus nephritis, perplexing skin issues, you don't know JAK (about Tyk) and the value of a good family history.

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pedigree.genetics.family.history

A Family History of Arthritis?

Jack Cush, MD

Using data from the population based All of Us (AoU) Research Program, a self reported history of arthritis and related conditions was associated with an increased risk for arthritis, osteoporosis, and carpal tunnel syndrome.

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Molecular Profile for Cardiovascular Risk in Rheumatoid Arthritis

Jack Cush, MD

A new study led by the University of Córdoba, the Maimonides Institute for Biomedical Research and the Rheumatology Department at the Reina Sofía University Hospital in Córdoba has managed to establish, for the first time, the molecular profile of those patients with rheumatoid arthritis who have a higher risk of suffering cardiovascular events.

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Featured BSR Abstracts (5.2.2024)

Jack Cush, MD

Dr. Jack Cush muses on the news, journal reports, FDA announcements and the 2024 BSR abstracts just released.

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Complex Autoantibody Patterns in RA

EurekAlert!

Patients with rheumatoid arthritis (RA) all have a unique and diverse set of antibodies that are involved in the development of the disease.

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epigenetics,skin,autoimmune

Epigenetics and Autoimmune Skin Disease

EurekAlert!

The central dogma proposed that genetic information predominantly transfers from DNA to RNA during gene expression to make a functional product protein. This absolute theory has been debunked because of the influence of the environment on how genes are transcribed.

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DJD,OA,Cartilage

Sodium Channels, Carbemazepine and Osteoarthritis Progression

Jack Cush, MD

A study published in Nature suggests that therapies affecting sodium channels could be employed to treat osteoarthritis.

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Late-onset axSpA (LOS) is more likely to have peripheral arthritis. but less HLA-B27 & +FHx of AS/SpA. Portugese study of 2165 axSpA pts. 273 LOS (Sx onset >45 yrs; mean 51yrs; 55% men) had less B27 (51% vs 65%), +FHx (8% vs 14%), inflam LBP (81% vs 88%), Uveitis (13% vs 20%)… https://t.co/DgRUt1ejxT https://t.co/dGX2bfKhnK
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Gut microbiome changes linked to onset of RA Changes in the make-up of the gut microbiome are linked to the onset of clinically evident rheumatoid arthritis in those at risk of the disease because of genetic, environmental, or immunological factors, suggests research published… https://t.co/gUgYLOKrI0 https://t.co/d75NmKup2U
Dr. John Cush RheumNow ( View Tweet)
171 SSc pts w/ hand Xrays and US found 20% w/ Joint involvement. Active Synovitis & tenosynovitis predicted by CRP>10mg/L (p = 0.013), fibrotic tenosynovitis on US (p = 0.005), anti-RNA polymerase III antibodies (p = 0.043) https://t.co/OIornA9sAA https://t.co/yXyX5k2yqD

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Scleroderma registry enrolled SSc pts w/o ILD. Incident ILD occurred in 199/969 (21%) pts over median 2.4yrs. Late onset SSc-ILD (>7yr from Raynauds) occurs 32% less. These pts were more White, w/ arthritis & RNA-polymerase III Abs, but have similar ILD Progression (vs… https://t.co/zdL4OPEPhi https://t.co/wl9XmsCHIE
Dr. John Cush RheumNow ( View Tweet)
Systematic review suggests (although not provn) that audiovestibular dysfunction may be from APS. Anti-phospholipid & HSP-70 Abs found 25-33% w/idiopathic sudden sensorineural hearing loss,. ACL Abs seen in up to 27% w/ sensorineural hearing loss https://t.co/GTcLoM0SCZ https://t.co/afFntYnPPG

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Dr. John Cush RheumNow ( View Tweet)
Heritability of asymptomatic ANA positivity is 25%. Asymptomatic ANA positive individuals did not exhibit increased cumulative genetic risk for lupus compared to ANA negative individuals. Genetic study of 1,955 asymptomatic ANA+ v 3,634 asymptomatic ANAnegs.… https://t.co/P0MmFfG7NV https://t.co/KnlyNPKG4s
Dr. John Cush RheumNow ( View Tweet)
GWAS study of 2.6 million people (120,295 w/ prevalent gout) detected 377 loci & 410 independent genes (149 prev unreported), includes genes of inflammation, epigenetic remodeling, cell osmolarity, NLRP3 activity, & clonal hematopoiesis (CHIP) https://t.co/GmXWtTlJkO https://t.co/xPK2Iy3NRj

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JCI article on Mechanisms underlying sex differences in autoimmunity - factors include sex hormones, X chromosome genes, sex-specific epigenetic effects of estrogen & environment, and microRNA effects. Also mitochondria & autoantibodies discussed https://t.co/hTrizE8jFK https://t.co/VixAZsYBzb

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Dr. John Cush RheumNow ( View Tweet)
Full read review of Neonatal lupus syndrome - caused by pathogenic maternal autoAbs (SSA, SSB) in fetal circulation. Mild Sxs in 25%, severe Sxs are rare; Heart block in up to 2% of neonates born to mothers with positive antibodies. https://t.co/iH4MBRGvg1 https://t.co/kXxIeQC47m

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Metanalysis of Social determinants of health and lupus nephritis (31 studies) showed poor LN outcomes were 1.47-fold higher w/ any adverse SDoH. Also multiplicative impact of having two or more adverse SDoH on LN outcomes. https://t.co/4oEuAEgBx1 https://t.co/OkeRzrCXzQ

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Dr. John Cush RheumNow ( View Tweet)
All in the Family (8.23.2024) Dr. Jack Cush picks highlight reports from the past week on RheumNow, with reports on the challenge of lupus nephritis, perplexing skin issues, you don't know JAK (about Tyk) and the value of a good family history. https://t.co/gwM77mJCnr https://t.co/HOGnymjhSZ

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Dr. John Cush RheumNow ( View Tweet)
US News & World Report Top US Med Schools for Research Baylor Case Western Emory Hofstra Mayo Northwestern Ohio State UCLA UCSD UCSF U Cincinnati U Colorado U Pittsburgh UTSW Vanderbilt Yale https://t.co/VSEnBxWUF2 https://t.co/bGCBCD8npX

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Dr. John Cush RheumNow ( View Tweet)
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