[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.] #  @ProfSirera Rafael Sirera Rafael Sirera posts on X about guardian, filter, fe the most. They currently have XXX followers and XX posts still getting attention that total XXXXX engagements in the last XX hours. ### Engagements: XXXXX [#](/creator/twitter::1904539603618480128/interactions)  - X Week XXXXX +1,921% ### Mentions: X [#](/creator/twitter::1904539603618480128/posts_active)  - X Week XX +325% ### Followers: XXX [#](/creator/twitter::1904539603618480128/followers)  - X Week XXX +170% ### CreatorRank: XXXXXXX [#](/creator/twitter::1904539603618480128/influencer_rank)  ### Social Influence [#](/creator/twitter::1904539603618480128/influence) --- **Social category influence** [finance](/list/finance) **Social topic influence** [guardian](/topic/guardian), [filter](/topic/filter), [fe](/topic/fe) ### Top Social Posts [#](/creator/twitter::1904539603618480128/posts) --- Top posts by engagements in the last XX hours "Which of the following is stimulated by cholecystokinin (CCK)" [X Link](https://x.com/ProfSirera/status/1978076565201150140) [@ProfSirera](/creator/x/ProfSirera) 2025-10-14T12:32Z XXX followers, XXX engagements "Gallbladder contraction. Regarding the stomach inhibits gastric emptying and acid secretion" [X Link](https://x.com/ProfSirera/status/1978820984007196915) [@ProfSirera](/creator/x/ProfSirera) 2025-10-16T13:51Z XXX followers, XXX engagements "When your blood becomes too basic your body scrambles to restore its delicate pH balance but knowing why it happened is key: is it the lungs or the kidneys to blame - Metabolic alkalosis arises when the body loses acid or gains too much base. Common causes include prolonged vomiting (loss of gastric HCl) diuretic use or excessive bicarbonate intake. In this case the primary disturbance is a rise in plasma bicarbonate (HCO). The respiratory system compensates by slowing breathing (hypoventilation) to retain CO shifting the pH back toward normal. - Respiratory alkalosis on the other hand" [X Link](https://x.com/ProfSirera/status/1977968358781051248) [@ProfSirera](/creator/x/ProfSirera) 2025-10-14T05:23Z XXX followers, 13.2K engagements "If maintaining a stable internal milieu is the cornerstone of physiology and the essence of health the nephro-urinary system stands as its most critical guardian. Through the kidneys it continuously regulates the composition volume and pH of body fluids removing metabolic waste while conserving essential solutes and water. This dynamic balance supports every cells function ensuring that enzymes operate within their optimal chemical environment. Beyond filtration the renal system finely tunes blood pressure erythropoiesis and electrolyte levels through hormonal control integrating with" [X Link](https://x.com/ProfSirera/status/1978489973696336119) [@ProfSirera](/creator/x/ProfSirera) 2025-10-15T15:55Z XXX followers, XXX engagements "Inside every lymph node hides a molecular casino the lymphoid follicle where B cells mutate gamble and evolve to perfection. A lymph node is not just a passive filter of lymph; its an immunological workshop in deed. Within its cortex spherical structures called follicles host a Darwinian competition on a microscopic scale. In a primary follicle resting B lymphocytes wait scanning for their specific antigen. When a pathogen or vaccine delivers that signal the follicle transforms into a secondary follicle developing a germinal center the most sophisticated bioreactor in the immune system. Here" [X Link](https://x.com/ProfSirera/status/1979597411094839625) [@ProfSirera](/creator/x/ProfSirera) 2025-10-18T17:16Z XXX followers, XXX engagements "@IhabFathiSulima The adrenal glands perched atop the kidneys house two contrasting regions: the medulla which surges with adrenaline for fight-or-flight and the cortex which steadily produces cortisol and aldosterone to regulate stress metabolism and blood pressure" [X Link](https://x.com/ProfSirera/status/1979859691577737246) [@ProfSirera](/creator/x/ProfSirera) 2025-10-19T10:38Z XXX followers, 3866 engagements "4Thiamine (B1) as thiamine pyrophosphate drives carbohydrate metabolism and acetyl-CoA production ensuring energy and substrates for acetylcholine synthesis" [X Link](https://x.com/ProfSirera/status/1979921106527047832) [@ProfSirera](/creator/x/ProfSirera) 2025-10-19T14:42Z XXX followers, XX engagements "Thus the B-complex acts as a metabolic network that feeds carbon nitrogen and energy into neurotransmitter biosynthesis. A deficiency in any of them disrupts this chain reducing signal transmission across synapses and altering cognition mood and behavior. #Biochemistry_RS #Nerve_RS" [X Link](https://x.com/ProfSirera/status/1979921110113169649) [@ProfSirera](/creator/x/ProfSirera) 2025-10-19T14:42Z XXX followers, XXX engagements "Transferrin: the vigilant iron courier of the bloodstream Transferrin is a glycoprotein of about XX kDa synthesized mainly in the liver that circulates in plasma as the main iron transport protein. Each transferrin molecule can bind two ferric ions (Fe) with high affinity but only when these are coupled to bicarbonate which serves as an anion bridge. The iron-binding sites are located in the two homologous lobes of the protein each undergoing a conformational change upon metal bindingclosing like a clam shell to protect the iron from unwanted redox reactions. Biochemically transferrin is part" [X Link](https://x.com/ProfSirera/status/1980140672993964050) [@ProfSirera](/creator/x/ProfSirera) 2025-10-20T05:15Z XXX followers, XXX engagements
[GUEST ACCESS MODE: Data is scrambled or limited to provide examples. Make requests using your API key to unlock full data. Check https://lunarcrush.ai/auth for authentication information.]
@ProfSirera Rafael Sirera
Rafael Sirera posts on X about guardian, filter, fe the most. They currently have XXX followers and XX posts still getting attention that total XXXXX engagements in the last XX hours.
Engagements: XXXXX #
- X Week XXXXX +1,921%
Mentions: X #
- X Week XX +325%
Followers: XXX #
- X Week XXX +170%
CreatorRank: XXXXXXX #
Social Influence #
Social category influence finance
Social topic influence guardian, filter, fe
Top Social Posts #
Top posts by engagements in the last XX hours
"Which of the following is stimulated by cholecystokinin (CCK)"
X Link @ProfSirera 2025-10-14T12:32Z XXX followers, XXX engagements
"Gallbladder contraction. Regarding the stomach inhibits gastric emptying and acid secretion"
X Link @ProfSirera 2025-10-16T13:51Z XXX followers, XXX engagements
"When your blood becomes too basic your body scrambles to restore its delicate pH balance but knowing why it happened is key: is it the lungs or the kidneys to blame - Metabolic alkalosis arises when the body loses acid or gains too much base. Common causes include prolonged vomiting (loss of gastric HCl) diuretic use or excessive bicarbonate intake. In this case the primary disturbance is a rise in plasma bicarbonate (HCO). The respiratory system compensates by slowing breathing (hypoventilation) to retain CO shifting the pH back toward normal. - Respiratory alkalosis on the other hand"
X Link @ProfSirera 2025-10-14T05:23Z XXX followers, 13.2K engagements
"If maintaining a stable internal milieu is the cornerstone of physiology and the essence of health the nephro-urinary system stands as its most critical guardian. Through the kidneys it continuously regulates the composition volume and pH of body fluids removing metabolic waste while conserving essential solutes and water. This dynamic balance supports every cells function ensuring that enzymes operate within their optimal chemical environment. Beyond filtration the renal system finely tunes blood pressure erythropoiesis and electrolyte levels through hormonal control integrating with"
X Link @ProfSirera 2025-10-15T15:55Z XXX followers, XXX engagements
"Inside every lymph node hides a molecular casino the lymphoid follicle where B cells mutate gamble and evolve to perfection. A lymph node is not just a passive filter of lymph; its an immunological workshop in deed. Within its cortex spherical structures called follicles host a Darwinian competition on a microscopic scale. In a primary follicle resting B lymphocytes wait scanning for their specific antigen. When a pathogen or vaccine delivers that signal the follicle transforms into a secondary follicle developing a germinal center the most sophisticated bioreactor in the immune system. Here"
X Link @ProfSirera 2025-10-18T17:16Z XXX followers, XXX engagements
"@IhabFathiSulima The adrenal glands perched atop the kidneys house two contrasting regions: the medulla which surges with adrenaline for fight-or-flight and the cortex which steadily produces cortisol and aldosterone to regulate stress metabolism and blood pressure"
X Link @ProfSirera 2025-10-19T10:38Z XXX followers, 3866 engagements
"4Thiamine (B1) as thiamine pyrophosphate drives carbohydrate metabolism and acetyl-CoA production ensuring energy and substrates for acetylcholine synthesis"
X Link @ProfSirera 2025-10-19T14:42Z XXX followers, XX engagements
"Thus the B-complex acts as a metabolic network that feeds carbon nitrogen and energy into neurotransmitter biosynthesis. A deficiency in any of them disrupts this chain reducing signal transmission across synapses and altering cognition mood and behavior. #Biochemistry_RS #Nerve_RS"
X Link @ProfSirera 2025-10-19T14:42Z XXX followers, XXX engagements
"Transferrin: the vigilant iron courier of the bloodstream Transferrin is a glycoprotein of about XX kDa synthesized mainly in the liver that circulates in plasma as the main iron transport protein. Each transferrin molecule can bind two ferric ions (Fe) with high affinity but only when these are coupled to bicarbonate which serves as an anion bridge. The iron-binding sites are located in the two homologous lobes of the protein each undergoing a conformational change upon metal bindingclosing like a clam shell to protect the iron from unwanted redox reactions. Biochemically transferrin is part"
X Link @ProfSirera 2025-10-20T05:15Z XXX followers, XXX engagements