The document provides 70 multiple choice questions to improve haematology skills.
September 2004 in “Experimental Dermatology” Stress increases nerve growth factor, causing hair loss in mice.
September 2002 in “Epiliepsy currents/Epilepsy currents” Stress increases neurosteroids that help prevent seizures.
32 citations
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August 2006 in “Archives of Dermatological Research” Dermal papilla cells can help regrow hair follicles.
January 2003 in “Chinese Journal of Reparative and Reconstructive Surgery” Dermal papilla cells can help form hair follicles and produce hair.
1 citations
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April 2024 in “Science Advances” Female cuckoo color differences are linked to their unique genes and help avoid male harassment.
July 1988 in “Journal of The American Academy of Dermatology” Various dermatologic treatments were effective for skin conditions like acne, rosacea, hair loss, and psoriasis from December 1986 to December 1987.
Lhx2 helps retinal cells respond to signals for eye development.
53 citations
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October 2003 in “Developmental Biology” Too much Sonic Hedgehog protein stops hair growth in embryos.
Sonic hedgehog helps hair follicle stem cells grow and can effectively regenerate hair follicles.
Shh and Dhh affect skin development and can cause tumors, while Ihh does not.
14 citations
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June 2016 in “Biomaterials” MAA beads improved wound healing in male mice by activating the Shh pathway, but not in females.
112 citations
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October 2008 in “Wound Repair and Regeneration” Sonic hedgehog signaling is crucial for normal wound healing.
99 citations
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September 2004 in “Development” Proper hedgehog signaling is crucial for maintaining healthy skin stem cells.
December 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Hedgehog signaling controls hair follicle development and can affect skin cancer growth.
Lhx2 is a crucial regulator of the Sonic Hedgehog signaling in early mouse retinal development.
18 citations
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May 2023 in “Science Advances” Activating the sonic hedgehog pathway in chicken embryos can permanently change scales to feathers.
March 2025 in “Multidisciplinary Science Journal” Sonic hedgehog (Shh) is crucial for gecko tail regeneration.
14 citations
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September 2001 in “Archives of Dermatological Research” Blocking hair follicle development stops key gene signals needed for hair growth in mice.
April 2019 in “Journal of Investigative Dermatology” Activating the Sonic hedgehog pathway can help regenerate hair follicles during wound healing in mice, potentially improving regeneration after injury.
145 citations
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November 2018 in “Nature Communications” The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.
December 2025 in “Toxicology and Applied Pharmacology” Hair follicles supply a crucial brain development protein to the brain via platelets.
June 2019 in “International journal of dermatology and venereology” The Hedgehog Signaling Pathway is important for skin and hair development and skin cancer treatment, but more research is needed to understand it fully.
Hedgehog signaling can create new hair follicles but may also cause tumors.
July 2024 in “Journal of Investigative Dermatology” Wnt and SHH signals together influence hair follicle cell development, offering insights for hair loss treatment.
3 citations
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April 2022 in “Frontiers in Physiology” Ptch2 plays a key role in controlling stem cell function and the ability to regenerate after birth.
April 2018 in “Journal of Investigative Dermatology” November 2025 in “FEBS Open Bio” JAK/STAT1 pathway causes hair loss during chemotherapy by reducing Shh in hair follicles.
6 citations
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February 2013 in “Journal of Visualized Experiments” The method quickly analyzes hair growth genes and shows that blocking Smo in skin cells stops hair growth.